Home Prefix Lookup180.255.0.0/17

180.255.0.0/17 - BGP Prefix

IPv4APNICallocated RPKI Valid

CIDR

180.255.0.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇸🇬 Singapore

City

Singapore (Geylang)

RIR

APNIC

Status

allocated

Allocated

2011-01-12

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

15 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
180.255.0.0/18	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.12.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.13.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.17.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.25.0/24	AS13335 CLOUDFLARENET - Cloudflare, Inc.	Valid	-	2026-10-11
180.255.29.0/24	AS9255 CONNECTPLUS-AS Singapore Telecom	Valid	-	2026-10-11
180.255.40.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.41.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.42.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.43.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.44.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.45.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.46.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.47.0/24	AS3758 SINGNET SingNet	Valid	-	2026-10-11
180.255.64.0/18	AS9506 SINGTEL-FIBRE Singtel Fibre Broadband	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
180.255.0.0/17	AS3758	/17	apnic
180.255.0.0/17	AS19905	/17	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS19905	APNIC	MAINT-SG-SINGNET	2026-05-15
AS3758	APNIC	MAINT-SG-SINGNET	2026-05-15

More Specific Prefixes

100

Prefix	AS	Country	Status
180.255.0.16/28		🇸🇬SG	assigned
180.255.1.112/28		🇸🇬SG	assigned
180.255.2.112/28		🇸🇬SG	assigned
180.255.3.0/28		🇸🇬SG	assigned
180.255.5.96/28		🇸🇬SG	assigned
180.255.6.32/28		🇸🇬SG	assigned
180.255.12.0/24	AS3758	🇸🇬SG	assigned
180.255.16.0/24		🇸🇬SG	assigned
180.255.17.0/24	AS3758	🇸🇬SG	assigned
180.255.18.0/24		🇸🇬SG	assigned
180.255.19.0/25		🇸🇬SG	assigned
180.255.19.128/25		🇸🇬SG	assigned
180.255.20.0/25		🇸🇬SG	assigned
180.255.20.128/25		🇸🇬SG	assigned
180.255.21.0/25		🇸🇬SG	assigned
180.255.21.128/25		🇸🇬SG	assigned
180.255.22.0/25		🇸🇬SG	assigned
180.255.22.128/25		🇸🇬SG	assigned
180.255.23.0/25		🇸🇬SG	assigned
180.255.24.0/24		🇸🇬SG	assigned
180.255.25.0/24	AS13335	🇸🇬SG	assigned
180.255.27.0/25		🇸🇬SG	assigned
180.255.29.0/24	AS9255	🇸🇬SG	assigned
180.255.31.0/24		🇸🇬SG	assigned
180.255.33.0/26		🇸🇬SG	assigned
180.255.33.64/27		🇸🇬SG	assigned
180.255.34.32/28		🇸🇬SG	assigned
180.255.36.128/28		🇸🇬SG	assigned
180.255.36.176/28		🇸🇬SG	assigned
180.255.36.192/28		🇸🇬SG	assigned
180.255.37.0/28		🇸🇬SG	assigned
180.255.37.80/28		🇸🇬SG	assigned
180.255.37.128/28		🇸🇬SG	assigned
180.255.37.160/28		🇸🇬SG	assigned
180.255.37.176/28		🇸🇬SG	assigned
180.255.39.0/28		🇸🇬SG	assigned
180.255.64.0/24		🇸🇬SG	assigned
180.255.65.0/24		🇸🇬SG	assigned
180.255.66.0/24		🇸🇬SG	assigned
180.255.67.0/24		🇸🇬SG	assigned
180.255.68.0/24		🇸🇬SG	assigned
180.255.69.0/24		🇸🇬SG	assigned
180.255.70.0/24		🇸🇬SG	assigned
180.255.71.0/24		🇸🇬SG	assigned
180.255.72.0/24		🇸🇬SG	assigned
180.255.73.0/24		🇸🇬SG	assigned
180.255.74.0/24		🇸🇬SG	assigned
180.255.75.0/24		🇸🇬SG	assigned
180.255.76.0/24		🇸🇬SG	assigned
180.255.77.0/24		🇸🇬SG	assigned
180.255.78.0/24		🇸🇬SG	assigned
180.255.79.0/24		🇸🇬SG	assigned
180.255.80.0/24		🇸🇬SG	assigned
180.255.81.0/24		🇸🇬SG	assigned
180.255.82.0/24		🇸🇬SG	assigned
180.255.83.0/24		🇸🇬SG	assigned
180.255.84.0/24		🇸🇬SG	assigned
180.255.85.0/24		🇸🇬SG	assigned
180.255.86.0/24		🇸🇬SG	assigned
180.255.87.0/24		🇸🇬SG	assigned
180.255.88.0/24		🇸🇬SG	assigned
180.255.89.0/24		🇸🇬SG	assigned
180.255.90.0/24		🇸🇬SG	assigned
180.255.91.0/24		🇸🇬SG	assigned
180.255.92.0/24		🇸🇬SG	assigned
180.255.93.0/24		🇸🇬SG	assigned
180.255.94.0/24		🇸🇬SG	assigned
180.255.95.0/24		🇸🇬SG	assigned
180.255.96.0/24		🇸🇬SG	assigned
180.255.97.0/24		🇸🇬SG	assigned
180.255.98.0/24		🇸🇬SG	assigned
180.255.99.0/24		🇸🇬SG	assigned
180.255.100.0/24		🇸🇬SG	assigned
180.255.101.0/24		🇸🇬SG	assigned
180.255.102.0/24		🇸🇬SG	assigned
180.255.103.0/24		🇸🇬SG	assigned
180.255.104.0/24		🇸🇬SG	assigned
180.255.105.0/24		🇸🇬SG	assigned
180.255.106.0/24		🇸🇬SG	assigned
180.255.107.0/24		🇸🇬SG	assigned
180.255.108.0/24		🇸🇬SG	assigned
180.255.109.0/24		🇸🇬SG	assigned
180.255.110.0/24		🇸🇬SG	assigned
180.255.111.0/24		🇸🇬SG	assigned
180.255.112.0/24		🇸🇬SG	assigned
180.255.113.0/24		🇸🇬SG	assigned
180.255.114.0/24		🇸🇬SG	assigned
180.255.115.0/24		🇸🇬SG	assigned
180.255.116.0/24		🇸🇬SG	assigned
180.255.117.0/24		🇸🇬SG	assigned
180.255.118.0/24		🇸🇬SG	assigned
180.255.119.0/24		🇸🇬SG	assigned
180.255.120.0/24		🇸🇬SG	assigned
180.255.121.0/24		🇸🇬SG	assigned
180.255.122.0/24		🇸🇬SG	assigned
180.255.123.0/24		🇸🇬SG	assigned
180.255.124.0/24		🇸🇬SG	assigned
180.255.125.0/24		🇸🇬SG	assigned
180.255.126.0/24		🇸🇬SG	assigned
180.255.127.0/24		🇸🇬SG	assigned

Transfer History

Registry transfers of 180.255.0.0/17, blocks inside it, or blocks containing it.

180.255.0.0/17Transfer · 2021-11-18
Singapore Telecom Mobile Pte Ltd
🇸🇬 SG APNIC
→
SingNet Pte Ltd
🇸🇬 SG APNIC

Date	Resource	From	To	Type
2021-11-18	180.255.0.0/17	Singapore Telecom Mobile Pte Ltd 🇸🇬 SG APNIC	SingNet Pte Ltd 🇸🇬 SG APNIC	Transfer

Geolocation

Country🇸🇬SingaporeSG

CitySingapore (Geylang)

Coordinates1.3189, 103.8940 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/180.255.0.0/17

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/180.255.0.0/17" | jq

External Links

RIPEstat