AS7473 Singapore Telecommunications Ltd

SINGTEL-AS-AP - Singapore Telecommunications Ltd · registered in Singapore

IPv4 addresses52,99255 prefixes · 0.002% of announced IPv4

Rank in Singapore#29largest network in SG by IPv4 space, of 443 · 0.62% of SG

Rank worldwide#3,829of 79,396 networks with IPv4

IPv61 x /32 (65,539 x /48)26 prefixes

CountrySingapore457 ASNs registered there

Open AS7473 in ASN lookup Look up an IP in this network (101.234.31.1) All networks in Singapore

IPv4 prefixes

All 55 prefixes, in address order.

101.234.31.0/24
101.234.32.0/24
101.234.34.0/24
101.234.40.0/24
117.18.32.0/19
120.72.64.0/23
193.103.148.0/24
194.180.112.0/23
202.83.218.0/24
202.160.232.0/21
202.160.240.0/20
202.165.128.0/20
202.165.144.0/22
202.165.148.0/24
202.165.149.0/24
202.165.150.0/23
202.165.152.0/21
202.189.128.0/22
202.189.132.0/24
202.189.135.0/24
202.189.136.0/21
203.127.108.0/24
203.208.128.0/21
203.208.136.0/22
203.208.140.0/23
203.208.142.0/23
203.208.145.0/24
203.208.146.0/23
203.208.148.0/23
203.208.150.0/24
203.208.151.0/24
203.208.152.0/22
203.208.156.0/23
203.208.158.0/24
203.208.159.0/24
203.208.160.0/21
203.208.168.0/22
203.208.172.0/23
203.208.174.0/23
203.208.176.0/22
203.208.180.0/22
203.208.184.0/24
203.208.186.0/23
203.208.188.0/23
203.208.190.0/23
203.208.192.0/24
203.208.194.0/23
203.208.196.0/23
203.208.198.0/23
203.208.200.0/22
203.208.204.0/24
203.208.205.0/24
203.208.206.0/23
203.208.208.0/20
220.232.57.0/24

IPv6 prefixes

All 26 prefixes.

2001:c10::/33
2001:c10:8000::/34
2001:c10:c000::/35
2001:c10:e000::/36
2001:c10:f000::/37
2001:c10:f800::/38
2001:c10:fc00::/39
2001:c10:fe00::/40
2001:c10:ff00::/44
2001:c10:ff10::/47
2001:c10:ff12::/47
2001:c10:ff14::/48
2001:c10:ff15::/48
2001:c10:ff16::/47
2001:c10:ff18::/45
2001:c10:ff20::/46
2001:c10:ff24::/48
2001:c10:ff25::/48
2001:c10:ff26::/47
2001:c10:ff28::/45
2001:c10:ff30::/44
2001:c10:ff40::/42
2001:c10:ff80::/41
2404:1000:1::/48
2404:1000:2::/48
2a05:a884:de20::/48

Other ASNs named Singapore Telecommunications Ltd

1 other network uses the same organisation name; together with AS7473 they announce 66,816 IPv4 addresses.

ASNNameIPv4 addresses

AS7700SINGTEL-DVBIP-AS-AP - SINGAPORE TELECOMMUNICATIONS LTD SG13,824

Similar-sized networks in Singapore

ASNNameIPv4 addresses

AS134963#26 ASEPL-AS-AP - Alibaba Cloud (Singapore) Private Limited59,392

AS10122#27 NETSTAR-AS-AP - NETSTAR (SG) PTE. LTD.57,855

AS134078#28 NETPLUZ-AS-AP - NETPLUZ HOLDINGS PRIVATE LIMITED53,504

AS18106#30 VIEWQWEST-SG-AP - Viewqwest Pte Ltd52,736

AS4765#31 PACIFICINTERNET-AS-AP - Pacific Internet Pte Ltd50,176

AS59253#32 LEASEWEB-APAC-SIN-11 - LEASEWEB SINGAPORE PTE. LTD.46,846

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