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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.
Share of announced address space covered by valid Route Origin Authorizations.
718 autonomous systems registered to Singapore. Click an AS for detail.
| AS4773SG | MOBILEONELTD-AS-AP - MobileOne Ltd. Mobile/Internet Service Provider Singapore | 724K | 96 |
| AS150436SG | BYTEPLUS-AS-AP - Byteplus Pte. Ltd. | 470.8K | 192 |
| AS135354SG | NBPAP-AS-AP - NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD. | 433.2K | 124 |
| AS17547SG | M1NET-SG-AP - M1 NET LTD | 394.5K | 48 |
| AS139341SG | ACE-AS-AP - ACE | 251.9K | 1,166 |
| 768 |
| — |
| 3 |
| AS154373SG | SINGAPORE2-AS-AP - Singapore Data Cloud Pte Ltd | 768 | 1 | 4 |
| AS133134SG | ATPL-AS-AP - AION TECHNOLOGIES PTE LTD | 768 | — | 3 |
| AS58436SG | SECUREAX-SG-AS-AP - SECUREAX PTE LTD | 768 | 2 | 5 |
| AS45139SG | MICROSOFT-AS-AP - Microsoft Corp | 768 | 3 | 5 |
| AS131195SG | SIM-SG-AS-AP - SIM Headquarters | 768 | — | 3 |
| AS402475SG | DELTA-CONSTRUCTORS - Delta | 768 | — | 3 |
| AS59245SG | GCORELABSSA-AS-AP - G-Core Labs S.A | 768 | — | 2 |
| AS137476SG | CAPHPL-AS-AP - Cargill Asia Pacific Holdings Pte Ltd | 768 | — | 3 |
| AS59345SG | CGSOPL-AS - CME Group Singapore Operations Pte Ldt. | 768 | — | 3 |
| AS134842SG | PTIPL-AS-AP - PGAS TELECOMMUNICATIONS INTERNATIONAL PTE. LTD | 768 | — | 3 |
| AS56114SG | ATOSINFOTECH-SG-AP - ATOS Information Technology (Singapore) Pte Ltd | 768 | — | 3 |
| AS401556SG | VINAGPU - VINAGPU LLC | 768 | — | 3 |
| AS142275SG | INCUBATECSRL-AS-AP - INCUBATEC Srl | 768 | 512 | 4 |
| AS133449SG | VASTSPACEPTELTD-AS-AP - VASTSPACE PTE. LTD. | 1K | — | 3 |
| AS152719SG | UGPL-AS-AP - UIT GLOBAL PTE. LTD. | 1K | — | 4 |
| AS23728SG | REPUBLICPOLYTECHNIC-AS - Republic Polytechnic. Multihoming AS Singapore | 1K | 2 | 5 |
| AS134534SG | ATT-NBE-SG - ATT NBE Equinix Singapore | 1K | — | 4 |
| AS133535SG | ALAGASNETWORK-AS-AP - PRIMABANANEN PTE. LTD. | 1K | — | 3 |
| AS23920SG | ASIATEL-AS-AP - Asia Mediatel Pte Ltd | 1K | — | 3 |
| AS9664SG | SATPL-AS-AP - SOUTHEAST ASIA TELECOM(SG) PTE. LTD. | 1K | 69.6K | 22 |
| AS56172SG | AGORACOMMS-AS-AP - Agora Communications Pte Ltd | 1K | 1 | 4 |
| AS138463SG | IBSPL-AS-AP - Interactive Brokers Singapore Pte. Ltd | 1K | — | 3 |
| AS17886SG | MATRIXNETWORKS-AS-SG-AP - Matrix Networks Pte Ltd | 1K | 65.5K | 6 |
| AS55348SG | SYMBIO-AS-AP-SG - AS number for Singapore POP for | 1K | — | 3 |
| AS131475SG | SIT-AS-AP - Singapore Institute of Technology | 1K | — | 4 |
| AS132132SG | REPUBLICTELECOM-SG - MyRepublic Ltd. | 1K | 16.4K | 6 |
| AS133470SG | SYNAPXE-AS-AP - SYNAPXE PTE. LTD. | 1K | — | 3 |
| AS133891SG | FIDESSA-AS-SG - Fidessa ltd | 1K | — | 3 |
| AS154324SG | APL-AS-AP - AltusCloud Pte. Ltd. | 1K | 2 | 6 |
| AS18019SG | NEUTRADC-AS-AP - NEUTRADC | 1K | 65.5K | 2 |
| AS137831SG | SHOPEE-AS-AP - SEA IX | 1K | — | 4 |
| AS133471SG | SYNAPXE-AS-AP - SYNAPXE PTE. LTD. | 1K | — | 3 |
| AS139028SG | STENGG-SG - Singapore Technologies Engineering Ltd | 1K | — | 3 |
| AS64086SG | ANZ-SG-AS - Australia and New Zealand Banking Group Limited (ANZ) | 1K | — | 3 |
| AS137870SG | IHNET-AS-AP - IHNetworks, LLC | 1K | — | 3 |
| AS45941SG | DOCOMOINTERTOUCH-PH - DOCOMO interTouch - Philippines CC | 1K | — | 1 |
| AS4620SG | SOLONE-AS-AP - Sol One Anycast Delivery Network | 1K | — | 4 |
| AS38862SG | TULLETTPREBON-AS-SG-AP - TullettPrebon Singapore multihoming ISP connection AS | 1K | — | 4 |
| AS138539SG | JEWEL-AS-AP - Jewel Changi Airport Trustee Pte. Ltd. | 1K | — | 1 |
| AS138610SG | SAP_SE_SIN - SAP SE | 1K | — | 3 |
| AS59326SG | DEFENSCIENORGAN-AS - DSO National Laboratories | 1K | — | 4 |
| AS138552SG | RTBHOUSE-AS-AP - RTB HOUSE PTE. LTD. | 1K | 1 | 5 |
| AS137190SG | STRAITDEERPTELTD-AS-AP - STRAITDEER PTE. LTD. | 1K | — | 3 |
| AS141697SG | CRIMSONLOGIC-AS-SG - CrimsonLogic Pte Ltd | 1K | — | 4 |
| AS132281SG | CHINAUNICOM-AS-AP - China Unicom (Singapore) Operations Pte Ltd | 1K | — | 1 |
| AS55854SG | LOREAL-SG - 3 Killiney Road # 09-01/06 | 1K | — | 4 |