Home Prefix Lookup191.223.144.0/20

191.223.144.0/20 - Telstra Global (AS4637)

IPv4RIPEassignedAS4637ASN-TELSTRA-GLOBAL - Telstra Global RPKI Valid

CIDR

191.223.144.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇭🇰 Hong Kong

City

Hong Kong

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
191.223.144.0/20	AS4637 ASN-TELSTRA-GLOBAL - Telstra Global	Valid	RIPE	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
191.223.144.0/20	AS4637	/20	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS4637	RIPE	lir-us-acedatacenter-1-MNT	2026-08-03

Transfer History

Registry transfers of 191.223.144.0/20, blocks inside it, or blocks containing it.

191.223.128.0/19inter-RIRTransfer · 2026-07-06
Globenet Cabos Submarinos America Inc.
🇺🇸 US ARIN
→
Ace Data Centers II, LLC
🇺🇸 US RIPE NCC
191.223.128.0/19inter-RIRTransfer · 2025-02-20
V.TAL - REDE NEUTRA DE TELECOMUNICACOES S.A.
🇧🇷 BR LACNIC
→
GLOBENET CABOS SUBMARINOS AMERICA INC.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2026-07-06	191.223.128.0/19inter-RIR	Globenet Cabos Submarinos America Inc. 🇺🇸 US ARIN	Ace Data Centers II, LLC 🇺🇸 US RIPE NCC	Transfer
2025-02-20	191.223.128.0/19inter-RIR	V.TAL - REDE NEUTRA DE TELECOMUNICACOES S.A. 🇧🇷 BR LACNIC	GLOBENET CABOS SUBMARINOS AMERICA INC. 🇺🇸 US ARIN	Transfer

Origin ASN

AS4637

ASN-TELSTRA-GLOBAL - Telstra Global

Related Prefixes

More prefixes of AS4637

All prefixes of AS4637 →

Geolocation

Country🇭🇰Hong KongHK

CityHong Kong

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 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/191.223.144.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/191.223.144.0/20" | jq

External Links

RIPEstat