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AS55430 Starhub Ltd

STARHUB-NGNBN - Starhub Ltd · registered in Singapore

IPv4 addresses610,81641 prefixes · 0.019% of announced IPv4
Rank in Singapore#4largest network in SG by IPv4 space, of 443 · 7.18% of SG
Rank worldwide#498of 79,396 networks with IPv4
IPv6150 x /4836 prefixes
CountrySingapore457 ASNs registered there
Open AS55430 in ASN lookup Look up an IP in this network (27.125.128.1) All networks in Singapore

IPv4 prefixes

All 41 prefixes, in address order.

  • 27.125.128.0/18
  • 39.109.128.0/17
  • 58.96.192.0/18
  • 58.182.0.0/16
  • 101.127.0.0/17
  • 101.127.128.0/18
  • 101.127.240.0/21
  • 103.234.105.0/24
  • 103.234.106.0/23
  • 116.86.0.0/16
  • 116.87.0.0/17
  • 116.87.128.0/18
  • 116.87.192.0/21
  • 116.87.200.0/22
  • 116.88.0.0/16
  • 116.89.0.0/17
  • 182.19.128.0/20
  • 182.19.144.0/22
  • 182.19.148.0/23
  • 182.19.152.0/21
  • 182.19.160.0/19
  • 182.19.192.0/19
  • 182.19.224.0/20
  • 182.19.240.0/21
  • 182.19.248.0/22
  • 182.19.253.0/24
  • 182.19.254.0/24
  • 182.55.8.0/21
  • 182.55.16.0/20
  • 182.55.32.0/19
  • 182.55.64.0/18
  • 182.55.128.0/19
  • 182.55.232.0/22
  • 182.55.236.0/23
  • 182.55.246.0/24
  • 183.90.48.0/20
  • 183.90.80.0/20
  • 218.186.128.0/18
  • 218.212.0.0/16
  • 222.164.0.0/17
  • 222.164.128.0/18

IPv6 prefixes

All 36 prefixes.

  • 2404:e801:1000::/47
  • 2404:e801:1003::/48
  • 2404:e801:1007::/48
  • 2404:e801:100b::/48
  • 2404:e801:100e::/48
  • 2404:e801:1014::/48
  • 2404:e801:101a::/48
  • 2404:e801:101e::/48
  • 2404:e801:1020::/48
  • 2404:e801:2000::/47
  • 2404:e801:2003::/48
  • 2404:e801:2007::/48
  • 2404:e801:200b::/48
  • 2404:e801:200e::/48
  • 2404:e801:2014::/48
  • 2404:e801:201a::/48
  • 2404:e801:201e::/48
  • 2404:e801:2020::/48
  • 2406:3003:1000::/44
  • 2406:3003:1040::/44
  • 2406:3003:1051::/48
  • 2406:3003:1052::/48
  • 2406:3003:1055::/48
  • 2406:3003:1060::/44
  • 2406:3003:1070::/45
  • 2406:3003:1078::/46
  • 2406:3003:1080::/47
  • 2406:3003:2000::/44
  • 2406:3003:2040::/44
  • 2406:3003:2051::/48
  • 2406:3003:2052::/48
  • 2406:3003:2055::/48
  • 2406:3003:2060::/44
  • 2406:3003:2070::/45
  • 2406:3003:2078::/46
  • 2406:3003:2080::/47

Other ASNs named Starhub Ltd

2 other networks use the same organisation name; together with AS55430 they announce 1,157,632 IPv4 addresses.

ASNNameIPv4 addresses
AS4657STARHUB-INTERNET - StarHub Ltd SG392,192
AS138345STARHUB-MOBILE2 - StarHub Ltd SG154,624

Similar-sized networks in Singapore

ASNNameIPv4 addresses
AS63949#1 AKAMAI-LINODE-AP - Akamai Connected Cloud1,367,296
AS9506#2 SINGTEL-FIBRE - Singtel Fibre Broadband929,280
AS3758#3 SINGNET - SingNet693,760
AS4773#5 MOBILEONELTD-AS-AP - MobileOne Ltd. Mobile/Internet Service Provider Singapore401,664
AS4657#6 STARHUB-INTERNET - StarHub Ltd392,192
AS135354#7 NBPAP-AS-AP - NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD.304,128

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources