Home Prefix Lookup2400:a980:4000::/40

2400:a980:4000::/40 - CERNET Internet Data Center (AS38587)

IPv6APNICassignedAS38587CERNET-IDC-AP - CERNET Internet Data Center RPKI Valid

CIDR

2400:a980:4000::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

Country

🇨🇳 China

RIR

APNIC

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
2400:a980:4000::/40	AS38587 CERNET-IDC-AP - CERNET Internet Data Center	Valid	APNIC	2026-10-26

Related Announcements

2 less-specific, 1 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2400:a980::/29	AS133111 CNT-northChina - CERNET New Technology Co., Ltd	Valid	-	2026-10-26
2400:a980::/32	AS133111 CNT-northChina - CERNET New Technology Co., Ltd	Invalid	-	2026-10-26
2400:a980:40f9::/48	AS38587 CERNET-IDC-AP - CERNET Internet Data Center	Valid	-	2026-10-26

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2400:a980:4000::/40	AS38587	/40	apnic
2400:a980::/29	AS133111	/29	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS38587	APNIC	MAINT-CNTCL-CN	2019-09-20

Origin ASN

AS38587

CERNET-IDC-AP - CERNET Internet Data Center

Related Prefixes

Covering prefix

2400:a980::/32AS133111

More prefixes of AS38587

All prefixes of AS38587 →

Geolocation

Country🇨🇳ChinaCN

Coordinates35.8617, 104.1954 ↗

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/2400:a980:4000::/40

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

curl -s "https://api.ipctl.io/v1/prefix/2400:a980:4000::/40" | jq

External Links

RIPEstat