Home Prefix Lookup2001:500:a::/48

2001:500:a::/48 - Afilias (AS13901)

IPv6ARINannouncedAS13901AS-AFILIAS-NRT1 - Afilias, Inc. RPKI Valid

CIDR

2001:500:a::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇯🇵 Japan

City

Chiyoda City

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:500:a::/48	AS13901 AS-AFILIAS-NRT1 - Afilias, Inc.	Valid	ARIN	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2001:500:a::/48	AS13901	/48	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS13901	ARIN	MNT-AFILI-2	2025-02-19

Transfer History

Registry transfers of 2001:500:a::/48, blocks inside it, or blocks containing it.

2001:500:8::/45M&A · 2018-09-13
Afilias Canada, Corp.
🇨🇦 CA ARIN
→
Afilias, Inc.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2018-09-13	2001:500:8::/45	Afilias Canada, Corp. 🇨🇦 CA ARIN	Afilias, Inc. 🇺🇸 US ARIN	M&A

Origin ASN

AS13901

AS-AFILIAS-NRT1 - Afilias, Inc.

Related Prefixes

More prefixes of AS13901

199.19.52.0/24

All prefixes of AS13901 →

Geolocation

Country🇯🇵JapanJP

RegionTokyo

CityChiyoda City

Coordinates35.6940, 139.7540 ↗

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/2001:500:a::/48

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

curl -s "https://api.ipctl.io/v1/prefix/2001:500:a::/48" | jq

External Links

RIPEstat