Home Prefix Lookup191.40.40.0/21

191.40.40.0/21 - CCSB AP CORENET CLOUD SDN. BHD (AS154321)

IPv4RIPEassignedAS154321CCSB-AS-AP CORENET CLOUD SDN. BHD. RPKI Valid

CIDR

191.40.40.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇺🇸 United States

City

San Jose

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
191.40.40.0/21	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	RIPE	2026-10-11

Related Announcements

1 less-specific, 8 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
191.40.0.0/18	AS138997 EDCL-AS-AP Eons Data Communications Limited	Valid	-	2026-10-11
191.40.40.0/24	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	-	2026-10-11
191.40.41.0/24	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	-	2026-10-11
191.40.42.0/24	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	-	2026-10-11
191.40.43.0/24	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	-	2026-10-11
191.40.44.0/24	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	-	2026-10-11
191.40.45.0/24	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	-	2026-10-11
191.40.46.0/24	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	-	2026-10-11
191.40.47.0/24	AS154321 CCSB-AS-AP CORENET CLOUD SDN. BHD.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
191.40.40.0/21	AS154321	/24	ripe
191.40.0.0/18	AS138997	/24	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS154321	RIPE	lir-hk-edcl-1-MNT	2026-07-22

Transfer History

Registry transfers of 191.40.40.0/21, blocks inside it, or blocks containing it.

191.40.0.0/18inter-RIRTransfer · 2026-04-29
Globenet Cabos Submarinos America Inc.
🇺🇸 US ARIN
→
Eons Data Communications Limited
🇭🇰 HK RIPE NCC
191.40.0.0/18inter-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
2026-04-29	191.40.0.0/18inter-RIR	Globenet Cabos Submarinos America Inc. 🇺🇸 US ARIN	Eons Data Communications Limited 🇭🇰 HK RIPE NCC	Transfer
2025-02-20	191.40.0.0/18inter-RIR	V.TAL - REDE NEUTRA DE TELECOMUNICACOES S.A. 🇧🇷 BR LACNIC	Globenet Cabos Submarinos America Inc. 🇺🇸 US ARIN	Transfer

Origin ASN

AS154321

CCSB-AS-AP CORENET CLOUD SDN. BHD.

Related Prefixes

Covering prefix

191.40.0.0/18AS138997

More prefixes of AS154321

All prefixes of AS154321 →

Geolocation

Country🇺🇸United StatesUS

CitySan Jose

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/191.40.40.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/191.40.40.0/21" | jq

External Links

RIPEstat