Home Prefix Lookup2a12:cb41:1200::/39

2a12:cb41:1200::/39

🇯🇵

IPv6RIPEassignedAS219489 RPKI Valid

CIDR

2a12:cb41:1200::/39

IP Version

IPv6

Addresses

618.9Y

Mask

/39

Country

🇯🇵 Japan

City

Tokyo

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not currently announced in BGP. See covering prefix below.

4 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2a12:cb41:1200::/44	AS219489	Valid	—	7/15/2026
2a12:cb41:1300::/44	AS219489	Valid	—	7/15/2026
2a12:cb41:1310::/44	AS219489	Valid	—	7/15/2026
2a12:cb41:13f0::/44	AS219489	Valid	—	7/15/2026

Prefix	Origin	Max Length	Trust Anchor
2a12:cb41:1200::/39	AS219489	/48	ripe
2a12:cb40::/29	AS10977	/48	ripe
2a12:cb40::/29	AS25085	/48	ripe
2a12:cb40::/29	AS199605	/48	ripe
2a12:cb40::/29	AS209565	/48	ripe
2a12:cb40::/29	AS215172	/48	ripe

Prefix	AS	Country	Status
2a12:cb41:1200::/44	AS219489	🇯🇵JP	assigned
2a12:cb41:1210::/44		🇯🇵JP	assigned
2a12:cb41:13f0::/44	AS219489	🇯🇵JP	assigned
2a12:cb41:1300::/44	AS219489	🇭🇰HK	assigned
2a12:cb41:1310::/44	AS219489	🇸🇬SG	assigned

Origin ASN

Geolocation

Country🇯🇵JapanJP

CityTokyo

Abuse Contact

API

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

curl -s "https://api.ipctl.io/v1/prefix/2a12:cb41:1200::/39" | jq

External Links