Home Prefix Lookup187.40.80.0/20

187.40.80.0/20 - (AS207137)

IPv4RIPE NCCallocatedAS207137 RPKI Valid

CIDR

187.40.80.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇯🇵 Japan

City

Shibuya City

RIR

RIPE NCC

Status

allocated

Allocated

2025-03-13

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

10 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
187.40.80.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.81.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.82.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.83.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.84.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.85.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.86.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.87.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.88.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11
187.40.89.0/24	AS214155 Saily-AS Saily Inc.	Valid	-	2026-10-11

More Specific Prefixes

Prefix	AS	Country	Status
187.40.80.0/24	AS214155	🇯🇵JP	assigned
187.40.81.0/24	AS214155	🇭🇰HK	assigned
187.40.82.0/24	AS214155	🇸🇬SG	assigned
187.40.83.0/24	AS214155	🇺🇸US	assigned
187.40.84.0/24	AS214155	🇳🇱NL	assigned
187.40.85.0/24	AS214155	🇺🇸US	assigned
187.40.86.0/24	AS214155	🇦🇺AU	assigned
187.40.87.0/24	AS214155	🇩🇪DE	assigned
187.40.88.0/24	AS214155	🇺🇸US	assigned
187.40.89.0/24	AS214155	🇸🇬SG	assigned
187.40.90.0/24	AS214155	🇸🇬SG	assigned
187.40.91.0/24	AS214155	🇩🇪DE	assigned
187.40.92.0/24	AS214155	🇸🇬SG	assigned

Transfer History

Registry transfers of 187.40.80.0/20, blocks inside it, or blocks containing it.

187.40.80.0/20inter-RIRTransfer · 2026-05-04
Globenet Cabos Submarinos America Inc.
🇺🇸 US ARIN
→
PacketHub S.A.
🇵🇦 PA RIPE NCC
187.40.80.0/20inter-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
2026-05-04	187.40.80.0/20inter-RIR	Globenet Cabos Submarinos America Inc. 🇺🇸 US ARIN	PacketHub S.A. 🇵🇦 PA RIPE NCC	Transfer
2025-02-20	187.40.80.0/20inter-RIR	V.TAL - REDE NEUTRA DE TELECOMUNICACOES S.A. 🇧🇷 BR LACNIC	GLOBENET CABOS SUBMARINOS AMERICA INC. 🇺🇸 US ARIN	Transfer

Origin ASN

AS207137

Related Prefixes

More prefixes of AS207137

All prefixes of AS207137 →

Geolocation

Country🇯🇵JapanJP

RegionTokyo

CityShibuya City

Coordinates35.6764, 139.6500 ↗

Abuse Contact

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 RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/187.40.80.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/187.40.80.0/20" | jq

External Links

RIPEstat