Home Prefix Lookup218.231.251.0/24

218.231.251.0/24 - AKAMAI ASN1 Akamai International B.V (AS20940)

IPv4APNICannouncedAS20940AKAMAI-ASN1 Akamai International B.V. RPKI Valid

CIDR

218.231.251.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇯🇵 Japan

City

Chiyoda City

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
218.231.251.0/24	AS20940 AKAMAI-ASN1 Akamai International B.V.	Valid	Other IRR	2026-10-14

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
218.231.251.0/24	AS20940	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS20940	Other IRR	MAINT-AS37904	2024-08-21

Origin ASN

AS20940

AKAMAI-ASN1 Akamai International B.V.

Related Prefixes

More prefixes of AS20940

All prefixes of AS20940 →

Geolocation

Country🇯🇵JapanJP

RegionTokyo

CityChiyoda City

Coordinates35.6916, 139.7680 ↗

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 transfers in the APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/218.231.251.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/218.231.251.0/24" | jq

External Links

RIPEstat