Home Prefix Lookup240a:6b:a100::/40

240a:6b:a100::/40 - DOCOMO NTT DOCOMO (AS9605)

IPv6APNICannouncedAS9605DOCOMO NTT DOCOMO, INC. RPKI Valid

CIDR

240a:6b:a100::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

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
240a:6b:a100::/40	AS9605 DOCOMO NTT DOCOMO, INC.	Valid	-	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
240a:6b::/32	AS9605 DOCOMO NTT DOCOMO, INC.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
240a:6b:a100::/40	AS9605	/40	apnic
240a:6b::/32	AS9605	/32	apnic

Origin ASN

AS9605

DOCOMO NTT DOCOMO, INC.

Related Prefixes

Covering prefix

240a:6b::/32AS9605

More prefixes of AS9605

All prefixes of AS9605 →

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/240a:6b:a100::/40

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

curl -s "https://api.ipctl.io/v1/prefix/240a:6b:a100::/40" | jq

External Links

RIPEstat