Home Prefix Lookup157.14.168.0/21

157.14.168.0/21 - BGP Prefix

IPv4APNICnot announced RPKI Valid

CIDR

157.14.168.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇯🇵 Japan

City

Chiyoda

RIR

APNIC

Status

not announced

Allocated

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 currently announced in BGP. See covering prefix below.

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
157.14.160.0/19	AS4685 ASAHI-NET - Asahi Net	Valid	-	2026-10-13

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
157.14.160.0/19	AS4685	/19	apnic

Transfer History

Registry transfers of 157.14.168.0/21, blocks inside it, or blocks containing it.

157.14.168.0/21Transfer · 2023-03-13
Japan Network Information Center/Vectant
🇯🇵 JP APNIC
→
Japan Network Information Center/asahi-net
🇯🇵 JP APNIC

Date	Resource	From	To	Type
2023-03-13	157.14.168.0/21	Japan Network Information Center/Vectant 🇯🇵 JP APNIC	Japan Network Information Center/asahi-net 🇯🇵 JP APNIC	Transfer

Related Prefixes

Covering prefix

157.14.160.0/19AS4685

Geolocation

Country🇯🇵JapanJP

RegionTokyo

CityChiyoda

Coordinates35.6916, 139.7680 ↗

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 APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/157.14.168.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/157.14.168.0/21" | jq

External Links

RIPEstat