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How Singapore ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Singapore over time.
The largest autonomous systems registered to Singapore by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS9506SG | SINGTEL-FIBRE - Singtel Fibre Broadband | 1.4M | 352 |
| AS63949SG | AKAMAI-LINODE-AP - Akamai Connected Cloud | 1.4M | 445 |
| AS4657SG | STARHUB-INTERNET - StarHub Ltd | 845.1K | 297 |
| AS3758SG | SINGNET - SingNet | 785.2K | 360 |
| AS4773SG | MOBILEONELTD-AS-AP - MobileOne Ltd. Mobile/Internet Service Provider Singapore | 748.5K |
Share of announced address space covered by valid Route Origin Authorizations.
723 autonomous systems registered to Singapore. Click an AS for detail.
| 93 |
| AS55430SG | STARHUB-NGNBN - Starhub Ltd | 741.9K | 269 |
| AS150436SG | BYTEPLUS-AS-AP - Byteplus Pte. Ltd. | 471.3K | 193 |
| AS135354SG | NBPAP-AS-AP - NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD. | 449.5K | 125 |
| AS17547SG | M1NET-SG-AP - M1 NET LTD | 394.5K | 48 |
| AS139341SG | ACE-AS-AP - ACE | 277K | 1,270 |
| SAP_DC_SHA - SAP |
| 256 |
| — |
| 1 |
| AS134546SG | MSL-AS-AP - Maybank Singapore Limited | 256 | — | 1 |
| AS137456SG | BHP-AS-SIN - BHP, MBFC Tower 2, Singapore | 256 | — | 1 |
| AS213845SG | Cylix Cylix Pte. Ltd. | 256 | — | 1 |
| AS139225SG | WHATBOX-AS-AP - Whatbox Inc. | 256 | 1 | 2 |
| AS133587SG | BGNR-AP2 - Bain and Company | 256 | — | 1 |
| AS132242SG | HOGARTHWW-SG - Hogarth Worldwide Pte | 256 | — | 1 |
| AS150171SG | DIGISIGMAPTELTD-AS-AP - DIGISIGMA PTE. LTD. | 256 | — | 1 |
| AS150725SG | NUS-AS-AP - National University of Singapore | 256 | — | 1 |
| AS136511SG | TOKU-AS-AP - Toku Ltd | 256 | — | 1 |
| AS142119SG | NEX-AS-AP - NEX CORPORATEIT PTE LTD | 256 | — | 1 |
| AS154742SG | HANSOPTELTD-AS-AP - Hanso Pte Ltd | 256 | 1 | 2 |
| AS133025SG | INMOBIINC-AS-AP - InMobi Pte. Ltd. | 256 | — | 1 |
| AS137269SG | NSPL-AS-AP - Novartis Singapore Pte Ltd | 256 | — | 1 |
| AS153900SG | ETSPL-AS-AP - EXPEDIA TRAVEL SINGAPORE PTE. LTD. | 256 | — | 1 |
| AS136459SG | F12DATAPTELTD-AS-AP - F12 DATA PTE LTD | 256 | — | 1 |
| AS46078SG | DDAP-KBT-AS-AP - Dimension Data AP Kaki Bukit Singapore | 256 | — | 1 |
| AS141384SG | ISAL-AS-AP - Internet Society Asia Limited | 256 | 1 | 2 |
| AS132805SG | SINGTEL-AS-SCSGKC23 - Singapore Telecommunications Limited | 256 | — | 1 |
| AS136468SG | IBM-SG-AP - IBM Singapore Pte Ltd | 256 | 2 | 3 |
| AS137825SG | UBIS-AS-AP - UniCredit Business Integrated Solutions S.C.P.A Singapore Branch | 256 | — | 1 |
| AS140052SG | BEHENOBE-AS-SG - Behenobe Trade Services Pte. Ltd. | 256 | — | 1 |
| AS138419SG | PPL-AS-AP - Pico (Singapore) Pte. Ltd. | 512 | — | 2 |
| AS136736SG | NEOLINK-AS-AP - NEOLINK TECHNOLOGY PTE. LTD. | 512 | 1 | 2 |
| AS135134SG | SOONKEATNEO-AS-AP - Soon Keat Neo | 512 | 36 | 8 |
| AS132472SG | AUCTORIZIUM-SG - 70 Bendemeer Road | 512 | — | 2 |
| AS138458SG | NAPPL-PROJECTJ-AS-AP - NEC ASIA PACIFIC PTE LTD | 512 | — | 2 |
| AS132356SG | CAG-IT-SG - Changi Airport Group (Singapore) Pte Ltd | 512 | — | 2 |
| AS139829SG | RIGNET-AS-AU - RigNet Pte Ltd | 512 | — | 1 |
| AS131475SG | SIT-AS-AP - Singapore Institute of Technology | 512 | — | 2 |
| AS154049SG | EXATECHPTELTD-AS-AP - EXA TECH PTE. LTD. | 512 | 65.5K | 3 |
| AS138459SG | NAPPL-PROJECTC-AS-AP - NEC ASIA PACIFIC PTE LTD | 512 | — | 2 |
| AS134474SG | MCTPL-AS-AP - Micro Cloud Technology Pte. Ltd. | 512 | — | 1 |
| AS154562SG | CYBERJETPTELTD-AS-AP - CYBERJET PTE LTD | 512 | 65.5K | 2 |
| AS132265SG | SIANET-AS-AP - Singapore Airlines Limited | 512 | — | 2 |
| AS64003SG | UKHPL-SG - 8 Anthony Road | 512 | — | 2 |
| AS132253SG | CPFBOARD-SG - 79 Robinson Road | 512 | — | 2 |
| AS151830SG | SIEMENSPTELTD-AS-AP-DI-SW - Siemens Pte Ltd. | 512 | — | 2 |
| AS23855SG | SINGAREN-GIX-AS-AP - Singapore Advanced Research and Education Network | 512 | 1 | 3 |
| AS137932SG | IPDC-AS-AP - IPDC SOLUTIONS PTE LTD | 512 | — | 2 |
| AS133456SG | ALAGASNET-AS-AP - ALAGAS NETWORK PTE. LTD. | 512 | — | 1 |
| AS132053SG | QUALCOMM-IN-AS-AP - Qualcomm Inc | 512 | — | 1 |
| AS202430SG | alarislabs Alarislabs Pte Ltd | 512 | — | 2 |
| AS151361SG | TCPL-AS-AP - THE CUBICLEREBELS PTE LTD 100 PECK SEAH STREET, # 08-14, PS100, SINGAPORE 079333 | 512 | 1 | 3 |
| AS132236SG | NAPPL-AS-AP - NEC ASIA PACIFIC PTE LTD | 512 | — | 2 |
| AS133735SG | MCKINSEY-AS-SG - McKinsey & Company | 512 | — | 2 |
| AS140899SG | AGORALABINC-AS-AP - Agora Lab, Inc. | 512 | 1 | 3 |