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Colocation in Singapore

By Reboot Monkey Team

Singapore hosts 30 carrier-neutral colocation facilities and 12 internet exchanges, including SGIX with 250 peers across 16 points of presence. RebootMonkey provides vendor-neutral physical DC services across all major Singapore campuses under a single SLA. EDCS OÜ, operating since 2018.

Colocation in Singapore

Singapore's Colocation Market: 30 Facilities and APAC's Premier Interconnection Hub

Singapore is a city-state of 728 square kilometres that functions as Asia Pacific's primary digital infrastructure hub. PeeringDB records as of Q1 2026 document 30 active colocation facilities and 12 operational internet exchanges in Singapore, with a combined 1,200-plus connected networks across all campuses. The Asia Pacific colocation market reached USD 21.8 billion in 2024 (IDC, 2025), growing at a compound annual rate of 11.4% through 2030. Singapore represents 8 to 10 percent of that total, positioning it alongside Tokyo and Sydney as one of the region's three largest markets. Equinix dominates with four Singapore campuses (SG1, SG2, SG3, SG5), collectively hosting 758 connected networks and presence on 11 internet exchanges. Global Switch Singapore lists 136 connected networks on PeeringDB. Digital Realty operates three facilities (SIN10, SIN11, SIN12) with 28 connected networks. STT GDC runs four Singapore facilities. NTT DATA, Keppel DC, and AirTrunk round out the tier-1 landscape. The city-state geography is a structural operational advantage. The longest drive between any two major Singapore colocation facilities is under 60 minutes. A vendor covering all 30 PeeringDB-listed facilities can realistically reach any campus within a 4-hour SLA from a central dispatch point. For enterprises running split deployments across Equinix SG1 and Jurong-corridor facilities, this compact geography eliminates the travel-time problems that make multi-city DC strategies operationally expensive in countries like Germany or Australia. RebootMonkey has maintained an operational presence in Singapore since 2018. Eight field engineers cover three shifts daily across Equinix SG1, SG2, SG3, SG5, Digital Realty SIN10 and SIN11, Global Switch, STT GDC, and NTT Serangoon. The APAC NOC operates on primary window UTC 22:00 to 10:00, covering Singapore business hours (SGT 06:00 to 18:00). The 88 percent contract renewal rate across Singapore accounts reflects operational consistency rather than sales activity.

Top Colocation Facilities in Singapore by Network Density

Network density, measured by connected networks and internet exchange presence on PeeringDB, is the primary differentiator between Singapore colocation campuses for enterprises with peering or cloud on-ramp requirements. Equinix SG1 (26A Ayer Rajah Crescent) is Singapore's most interconnected colocation facility. As the SGIX anchor point and the location of Equinix's proprietary Singapore IX (464 peers), SG1 concentrates the highest network and carrier density of any Singapore campus. SG1 is Tier III certified by the Uptime Institute and MAS TRM-aligned. Equinix SG2 (29 Ayer Rajah Crescent) sits adjacent to SG1 on the same Ayer Rajah campus, sharing the Equinix IX fabric. SG2 hosts the Equinix Fabric cloud on-ramp with direct virtual connections to AWS, Azure, Google Cloud, and Alibaba Cloud. SG3 provides additional capacity on the Ayer Rajah corridor. SG5, located in Tampines, anchors the eastern Singapore campus with access to Tuas-corridor routing. Global Switch Singapore (29 Woodlands Industrial Park E1) is an independent carrier-neutral operator with 136 connected networks, making it the second-densest facility in Singapore after the Equinix SG campus family. Its Woodlands location serves enterprises with routing requirements toward Malaysia and northern ASEAN. Digital Realty SIN10 and SIN11 (Loyang Way, Changi) host 28 networks collectively and serve hyperscale and wholesale clients through the ServiceFabric cloud on-ramp. Their proximity to Changi Airport and the Changi Beach cable landing station gives them a latency advantage on routes to the United States via the JUPITER and Bifrost cable systems. STT GDC facilities in Jurong West, Loyang, and Tai Seng serve the mid-market and regional enterprise segment, with PeeringDB IDs 3535, 6726, 3536, and 4257 covering the four Singapore campuses. Backed by Temasek Holdings, STT GDC holds SS 564 Green Data Centre certification and ISO 22301 business continuity accreditation. The Jurong and Tuas corridors also host Keppel DC (SGX-listed REIT, Tier III, BCA Green Mark), AirTrunk SG1 (hyperscale-native, AWS and Google primary), and Singtel Data Centre. These western-corridor facilities benefit from proximity to the Jurong industrial power infrastructure and are the primary candidates for new capacity under the post-moratorium green DC framework.
  • Equinix SG1/SG2/SG3/SG5: 758 total networks across 4 campuses, 11 internet exchanges
  • Global Switch Singapore: 136 networks, Woodlands location, northern ASEAN routing
  • Digital Realty SIN10/SIN11/SIN12: 28 networks, Loyang Way, ServiceFabric cloud on-ramp
  • STT GDC Singapore: 4 facilities (Jurong, Loyang, Woodlands, Tai Seng), Temasek-backed
  • Jurong/Tuas corridor: Keppel DC, AirTrunk SG1, Singtel DC

SGIX and Singapore's Internet Exchange Ecosystem

Singapore hosts 12 operational internet exchanges according to PeeringDB, making it the most IX-dense jurisdiction in South-East Asia. The combined peer count across all Singapore IXes exceeds 1,200 networks.
  • SGIX: 250 peers, 16 POPs, largest not-for-profit IX in APAC (PeeringDB ID 429)
  • Equinix Singapore IX: 464 peers, 5 Equinix campuses only (PeeringDB ID 158)
  • DE-CIX ASEAN: 141 peers, 21 facilities, multi-country ASEAN peering fabric
  • BBIX Singapore: 146 peers, 6 facilities, Japanese carrier traffic
  • 12 total IXes in Singapore, 1,200+ combined connected networks

The Singapore Data Centre Moratorium: Green Criteria and New Capacity

Singapore's data centre moratorium is a defining feature of the local colocation market and the primary reason existing certified facilities command pricing premiums. Understanding the moratorium timeline and current licensing criteria is essential for any enterprise evaluating Singapore colocation.
  • Moratorium: 2019 to 2022, triggered by power grid strain (7% of Singapore electricity at peak)
  • Green criteria post-2022: PUE 1.3 or below, 40% renewable energy minimum
  • DC-CFA2 (2023): added water usage effectiveness and lifecycle requirements
  • Jurong DC corridor: 700 MW planned capacity (JTC/EDB joint initiative)
  • Tropical climate (mean 27C): no free-air cooling possible, mechanical cooling required for PUE 1.3 compliance

RebootMonkey's Cross-Facility Services in Singapore

RebootMonkey is a third-party datacenter operator, not a colocation provider, not a hosting company, and not a facility owner. EDCS OÜ, the operating entity registered in Estonia, employs field engineers who work inside client facilities on behalf of enterprises that already hold colocation agreements with operators such as Equinix, Digital Realty, STT GDC, and Global Switch. The practical difference between using RebootMonkey and using a facility's internal smart hands team is scope. Equinix SmartHands covers Equinix facilities only. NTT internal support covers NTT facilities. STT GDC floor coordinators cover STT campuses. An enterprise with infrastructure at Equinix SG3 and STT GDC Jurong under the same colocation strategy needs two separate support relationships, two billing relationships, and two escalation paths. RebootMonkey holds access credentials at all major Singapore campuses and operates under one contract, one SLA, and one invoice regardless of how many facilities are in scope. RebootMonkey's 11 services in Singapore cover the full physical DC operations spectrum: hands-on support (remote hands equivalent), hardware deployment, network commissioning, cable management, environmental monitoring, incident response, equipment relocation, caging and security, power distribution, thermal management, and documentation and reporting. For Singapore specifically, thermal management is a recurring service: the tropical climate requires regular HVAC filter inspection, humidity sensor calibration, and airflow optimisation that facilities in cooler climates need less frequently.
  • 11 services: smart hands, remote hands, rack and stack, hardware deployment, network commissioning, cable management, environmental monitoring, incident response, equipment relocation, power distribution, documentation
  • 8-factor dispatch: 30% location proximity, 20% credential match, 15% technical skill, 10% language, 10% availability
  • Chain-of-proof: timestamped photos, facility FC signature, GPS geolocation, encrypted audit trail
  • 4-hour on-site P1 SLA across all Singapore corridors (Central, Jurong, Tuas)
  • APAC NOC primary window: UTC 22:00 to 10:00 (SGT 06:00 to 18:00)

Financial Services, Technology, and Logistics: Singapore Colocation Verticals

Singapore's colocation demand is driven by four distinct vertical markets, each with specific infrastructure and compliance requirements that shape facility choice and operational support needs. Financial services is the dominant vertical. Singapore hosts the regional headquarters of over 200 banks and financial institutions, MAS-regulated digital banking licensees, the SGX exchange, and a growing cluster of fintech operators under the MAS regulatory sandbox. Trading infrastructure requires low-latency connections to SGIX and Equinix IX peering fabrics. Custody and settlement systems require the MAS TRM physical audit trail documentation that RebootMonkey's chain-of-proof protocol provides. Technology is the growth vertical. AWS, Google Cloud, Microsoft Azure, and Alibaba Cloud all operate APAC regional presence in Singapore colocation facilities. AWS and Google maintain campus-level deployments at Equinix SG2 and SG3. Azure and Alibaba operate from Digital Realty SIN10 and SIN11. This hyperscaler presence drives consistent demand for installation, maintenance, and hardware refresh services from third-party operators as hyperscalers expand capacity without proportionally expanding in-house facilities teams. Logistics follows the Port of Singapore, the world's second-busiest port by container volume. Port digitalisation, smart port IoT sensor networks, and container tracking systems run from Singapore colocation facilities with requirements for ruggedised deployments and high-availability connectivity. Colocation in the Changi and Loyang area (Digital Realty, STT GDC Loyang) provides the lowest-latency path to port infrastructure. Government and GovTech Singapore operate digital identity (Singpass), pandemic preparedness infrastructure, and national data platforms from Singapore-based facilities. Government-adjacent workloads require SDN-approved facilities. The Singapore Digital Node framework, administered by EDB, designates Equinix, Digital Realty, STT GDC, and Global Switch as approved operators for sensitive government-adjacent workloads.
  • Financial services: MAS TRM, SGX trading, digital banking (MAS sandbox), custody and settlement
  • Technology: AWS, Google, Azure, Alibaba regional presence across Equinix SG and Digital Realty SIN
  • Logistics: Port of Singapore (#2 globally), smart port IoT, Changi/Loyang facilities
  • Government: GovTech, Singpass, SDN-approved facilities (Equinix, Digital Realty, STT GDC, Global Switch)

PDPA Compliance and Singapore Data Protection

The Personal Data Protection Act (PDPA), enacted in 2012 and substantially amended in 2020, is Singapore's primary data protection law administered by the Personal Data Protection Commission (PDPC) under IMDA. The 2020 amendments introduced mandatory breach notification (three-day reporting for significant breaches), expanded deemed consent provisions, and increased maximum financial penalties to SGD 1 million or 10 percent of annual local turnover, whichever is higher. The PDPA does not impose a hard data localisation mandate equivalent to the EU's GDPR Article 46 adequacy framework. However, the obligation to protect personal data during overseas transfers under Section 26 of the PDPA has the practical effect of restricting transfers to jurisdictions without equivalent protection. Singapore's PDPC maintains a list of recognised countries. For colocation buyers, this means that Singapore-based data processing infrastructure satisfies the PDPA's transfer requirements for data originating from Singapore, Malaysia, Indonesia, and other ASEAN jurisdictions that recognise Singapore's framework. For MAS-regulated institutions, PDPA compliance overlaps with MAS TRM obligations. The MAS Technology Risk Management Guidelines require documented access controls for critical systems. Physical access to servers hosting regulated data must be logged and auditable. RebootMonkey's chain-of-proof documentation protocol, with PDPA-compliant two-year data retention and encrypted audit trail storage, is designed to satisfy both frameworks simultaneously. EDCS OÜ, as a European-registered entity operating in Singapore, is subject to GDPR as the applicable law for EU-based client data. For Singapore-domiciled clients, EDCS OÜ processes engagement data under PDPA compliance obligations. The dual-framework position means RebootMonkey can serve MAS-regulated institutions and EU-based enterprises with Singapore deployments under a single compliance posture.
  • PDPA 2012 (amended 2020): mandatory breach notification, SGD 1M or 10% local turnover maximum penalty
  • No hard data localisation mandate, but Section 26 overseas transfer obligations have equivalent practical effect
  • MAS TRM + PDPA overlap: physical access logs and audit trail satisfy both frameworks
  • RebootMonkey chain-of-proof retention: 2 years maximum, encrypted, PDPA-compliant
  • EDCS OÜ dual compliance: GDPR (EU clients) + PDPA (Singapore clients)

Singapore Colocation Costs and What to Expect

Singapore colocation pricing is among the highest in Asia Pacific, reflecting the constrained supply created by the 2019-2022 moratorium, ongoing green energy compliance costs, and the structural premium that concentrated interconnection density commands. Rack rates as of Q1 2026 range from approximately SGD 2,000 to 8,000 per month depending on facility, power density, and network access requirements. Equinix SG campuses carry the highest rack rates (SGD 3,500 to 8,000 per month) due to network density, Equinix IX access, and cloud on-ramp availability. Digital Realty SIN10 and SIN11 range from SGD 3,000 to 7,000 per month for standard configurations, with wholesale pricing available for multi-megawatt deployments. STT GDC Singapore facilities range from SGD 2,500 to 5,500 per month. Keppel Datahub and Singtel DC facilities in the Tuas and Jurong corridors offer rates from SGD 2,000 to 4,500 per month, reflecting lower network density but greater power availability and easier capacity expansion under the DC-CFA framework. Power cost is the critical operating variable. SP Group sets the industrial power tariff at approximately SGD 0.20 per kWh. A 10 kW average rack in a facility operating at PUE 1.3 consumes 13 kW total (including cooling overhead), generating approximately SGD 1,900 per month in power cost alone at SGD 0.20 per kWh. High-density AI and GPU workloads running at 20 to 30 kW per rack produce proportionally higher power cost that frequently exceeds the rack rate itself. Cross-connect fees add SGD 150 to 500 per month per port depending on speed and facility. SGIX membership carries an additional recurring fee for port access. Enterprises with multi-facility deployments should model total cost of ownership including operational support costs, not just rack rates and power.
  • Equinix SG: SGD 3,500 to 8,000/month, highest network density, Equinix IX access
  • Digital Realty SIN: SGD 3,000 to 7,000/month, wholesale options available
  • STT GDC Singapore: SGD 2,500 to 5,500/month
  • Keppel/Singtel Tuas corridor: SGD 2,000 to 4,500/month, capacity expansion headroom
  • SP Group industrial tariff: approx. SGD 0.20/kWh
  • Cross-connects: SGD 150 to 500/month per port

Why Singapore Enterprises Choose a Vendor-Neutral Service Partner

The vendor lock-in problem in Singapore colocation is structural. Equinix SmartHands covers Equinix facilities exclusively. NTT's internal support team covers NTT's Tanjong Pagar campus. STT GDC floor coordinators operate within STT buildings. Keppel's on-site teams are facility-specific. This means an enterprise with a split deployment across Equinix SG3 and STT GDC Jurong must maintain separate service relationships, access credential sets, billing arrangements, and escalation paths with two different facility operators, neither of whom has visibility into the other's infrastructure. RebootMonkey's vendor-neutral model resolves this directly. A single contract with EDCS OÜ covers all 30 Singapore facilities listed on PeeringDB. One SLA applies regardless of which campus an incident occurs at. One invoice consolidates all Singapore DC services. One NOC team tracks open tickets across facilities and escalates without handoffs. For compliance-driven clients in financial services, the single-vendor model also simplifies the MAS TRM vendor assessment process: one set of documents, one audit, one chain-of-proof log format across all Singapore facilities. The city-state geography amplifies the value of vendor-neutral coverage. Singapore's 728 square kilometres means that a centrally dispatched engineer can reach any of the 30 PeeringDB-listed facilities within the 4-hour SLA window that RebootMonkey's P1 response model targets. In a country like Germany with facilities spread across Frankfurt, Berlin, Hamburg, and Munich, multi-facility coverage requires distributed staffing. In Singapore, it requires competent dispatch from a single hub. For companies already operating in Singapore and expanding to other APAC markets, RebootMonkey's presence in Japan and Australia under the same contractual framework provides continuity. The same chain-of-proof documentation, the same SLA structure, and the same NOC contact applies whether the next intervention is at Equinix SG3 in Singapore or at Equinix TY2 in Tokyo.
  • Equinix SmartHands, NTT, and STT GDC teams each cover their own facilities only
  • RebootMonkey: single contract covering all 30 Singapore PeeringDB facilities
  • One SLA, one invoice, one NOC escalation path across all Singapore campuses
  • 4-hour SLA achievable across all Singapore corridors from single dispatch hub (728 km2 city-state)
  • Same framework extends to Japan and Australia under one vendor relationship

How many colocation facilities are there in Singapore?

PeeringDB records as of Q1 2026 document 30 active colocation facilities in Singapore. Major operators include Equinix (SG1, SG2, SG3, SG5), Digital Realty (SIN10, SIN11, SIN12), Global Switch, STT GDC (4 facilities), NTT Serangoon, Keppel DC, AirTrunk, and Singtel Data Centre. RebootMonkey covers all major Singapore facilities under a single vendor-neutral contract.

What is SGIX and why does it matter for colocation in Singapore?

SGIX is the Singapore Internet Exchange, the largest not-for-profit internet exchange in Asia Pacific. As of Q1 2026, SGIX lists 250 peers across 16 points of presence spanning all major Singapore colocation facilities. For content providers and enterprises distributing to ASEAN audiences, SGIX membership from a Singapore colocation presence provides direct peering access without requiring upstream transit. SGIX anchors at Equinix SG1, SG2, and SG3, and extends to Global Switch, Digital Realty SIN10, STT GDC, and 10 other facility locations.

Can RebootMonkey provide services across multiple Singapore facilities?

Yes. RebootMonkey holds active access credentials at Equinix SG1, SG2, SG3, and SG5; Digital Realty SIN10 and SIN11; Global Switch; STT GDC Jurong, Loyang, and Tai Seng; and NTT Serangoon. A single EDCS OÜ contract covers all Singapore facilities under one SLA, one invoice, and one NOC escalation path. There is no need to manage separate service relationships with individual facility operators.

What is the SLA for P1 incidents in Singapore?

RebootMonkey's P1 SLA for Singapore is a 4-hour on-site response. Detection of a critical issue triggers a 5-minute internal alert and a 15-minute client notification SLA. The APAC NOC primary window runs UTC 22:00 to 10:00 (SGT 06:00 to 18:00), covering Singapore business hours. P1 incidents bypass all NOC window constraints and trigger simultaneous client notification and leadership escalation regardless of time zone.

What does colocation cost in Singapore?

Singapore rack rates as of Q1 2026 range from approximately SGD 2,000 to 8,000 per month. Equinix SG campuses carry the highest rates (SGD 3,500 to 8,000) reflecting network density and Equinix IX access. Digital Realty SIN ranges from SGD 3,000 to 7,000. STT GDC is SGD 2,500 to 5,500. Jurong and Tuas corridor facilities (Keppel, Singtel, AirTrunk) run SGD 2,000 to 4,500. SP Group industrial power is approximately SGD 0.20 per kWh. High-density GPU and AI workloads can generate power costs exceeding the rack rate itself.

How does the Singapore DC moratorium affect colocation?

IMDA imposed a moratorium on new data centre construction approvals from 2019 to 2022, citing power grid strain. When the moratorium lifted via the DC-CFA framework, IMDA mandated PUE of 1.3 or below and minimum 40 percent renewable energy sourcing for all new licences. The moratorium period compressed supply while APAC demand accelerated, contributing to Singapore's premium colocation pricing. New capacity is emerging primarily in the Jurong and Tuas corridors under the DC-CFA framework, with a 700 MW JTC/EDB data centre park planned for Jurong.

What is PDPA and how does it affect colocation in Singapore?

The Personal Data Protection Act (PDPA), enacted in 2012 and amended in 2020, governs how organisations process personal data of Singapore residents. The 2020 amendments introduced mandatory breach notification within three days for significant breaches and increased maximum penalties to SGD 1 million or 10 percent of annual local turnover. PDPA does not impose hard data localisation but restricts overseas transfers to jurisdictions without equivalent protection. Singapore-based colocation satisfies the PDPA's transfer requirements for data originating from ASEAN jurisdictions. For MAS-regulated clients, PDPA compliance overlaps with MAS TRM obligations around physical access logging.

Why is Singapore a hub for APAC colocation?

Singapore offers a combination of factors no other ASEAN city matches: 30 carrier-neutral colocation facilities with 12 internet exchanges (including SGIX with 250 peers), 30-plus submarine cable systems landing at three cable stations, political and legal stability, English as the primary business language, MAS and IMDA regulatory frameworks respected globally, and proximity to 700 million ASEAN consumers. The city-state's compact 728 square kilometre geography means sub-5ms latency between any two Singapore facilities, making multi-site redundancy practical without the cross-city latency penalties common in larger countries.

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