Home Prefix Lookup2a10:fa81:500::/40

2a10:fa81:500::/40 - Shuma Watanabe Shuma Watanabe (AS201345)

IPv6RIPEassignedAS201345Shuma-Watanabe Shuma Watanabe RPKI Valid

CIDR

2a10:fa81:500::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

Country

🇯🇵 Japan

City

Minoh (Saitoaokita)

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
2a10:fa81:500::/40	AS201345 Shuma-Watanabe Shuma Watanabe	Valid	RIPE	2026-10-26

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2a10:fa81:500::/40	AS31898	/40	ripe
2a10:fa81:500::/40	AS201345	/40	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS31898	Other IRR	MAINT-ORACLE	2026-05-22
AS31898	RIPE	DreamServer	2026-05-15
AS201345	RIPE	DreamServer	2026-05-15

More Specific Prefixes

Prefix	AS	Country	Status
2a10:fa81:580::/48		🇯🇵JP	assigned

Origin ASN

AS201345

Shuma-Watanabe Shuma Watanabe

Related Prefixes

More prefixes of AS201345

All prefixes of AS201345 →

Geolocation

Country🇯🇵JapanJP

RegionOsaka

CityMinoh (Saitoaokita)

Coordinates34.8587, 135.5090 ↗

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 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/2a10:fa81:500::/40

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

curl -s "https://api.ipctl.io/v1/prefix/2a10:fa81:500::/40" | jq

External Links

RIPEstat