Home Prefix Lookup203.104.156.0/23

203.104.156.0/23 - LY Corporation (AS38631)

IPv4APNICallocatedAS38631LINE - LY Corporation RPKI Valid

CIDR

203.104.156.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇯🇵 Japan

City

Chiyoda City

RIR

APNIC

Status

allocated

Allocated

1999-09-06

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
203.104.156.0/23	AS38631 LINE - LY Corporation	Valid	-	2026-10-12

More-Specific Announcements

2 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
203.104.156.0/24	AS38631 LINE - LY Corporation	Valid	-	2026-10-12
203.104.157.0/24	AS38631 LINE - LY Corporation	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
203.104.156.0/23	AS38631	/24	apnic

Transfer History

Registry transfers of 203.104.156.0/23, blocks inside it, or blocks containing it.

203.104.156.0/23Transfer · 2016-07-29
NHN Techorus Corp.
🇯🇵 JP APNIC
→
Japan Network Information Center/NHNJAPAN
🇯🇵 JP APNIC

Date	Resource	From	To	Type
2016-07-29	203.104.156.0/23	NHN Techorus Corp. 🇯🇵 JP APNIC	Japan Network Information Center/NHNJAPAN 🇯🇵 JP APNIC	Transfer

Origin ASN

AS38631

LINE - LY Corporation

Related Prefixes

More prefixes of AS38631

All prefixes of AS38631 →

Geolocation

Country🇯🇵JapanJP

RegionTokyo

CityChiyoda City

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/203.104.156.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/203.104.156.0/23" | jq

External Links

RIPEstat