Home Prefix Lookup2a12:e100:20::/44

2a12:e100:20::/44 - NEAROUTE Limited (AS51847)

IPv6RIPEassignedAS51847NEAROUTE Nearoute Limited RPKI Valid

CIDR

2a12:e100:20::/44

IP Version

IPv6

Addresses

19.3Y

Mask

/44

Country

🇯🇵 Japan

City

Shinagawa

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2a12:e100:20::/44	AS51847 NEAROUTE Nearoute Limited	Valid	Other IRR	2026-10-11

More-Specific Announcements

3 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2a12:e100:20::/48	AS51847 NEAROUTE Nearoute Limited	Valid	-	2026-10-11
2a12:e100:21::/48	AS51847 NEAROUTE Nearoute Limited	Valid	-	2026-10-11
2a12:e100:22::/48	AS51847 NEAROUTE Nearoute Limited	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2a12:e100:20::/44	AS51847	/48	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS51847	Other IRR	MAINT-NEAROUTE	2026-06-04

Origin ASN

AS51847

NEAROUTE Nearoute Limited

Related Prefixes

More prefixes of AS51847

All prefixes of AS51847 →

Geolocation

Country🇯🇵JapanJP

RegionTokyo

CityShinagawa

Coordinates35.6174, 139.7480 ↗

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/2a12:e100:20::/44

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

curl -s "https://api.ipctl.io/v1/prefix/2a12:e100:20::/44" | jq

External Links

RIPEstat