Home Prefix Lookup2001:250::/35

2001:250::/35 - BGP Prefix

IPv6APNICallocatedNo ROA

CIDR

2001:250::/35

IP Version

IPv6

Addresses

9903.5Y

Mask

/35

Country

🇨🇳 China

City

Haidian (Haidian Qu)

RIR

APNIC

Status

allocated

Allocated

2000-04-26

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

83 more-specific announcements on this page, 483 in total

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:250:1427::/48	AS24354 CNGI-LZH-IX-AS-AP - CERNET2 IX at Lanzhou University	Valid	-	2026-10-27
2001:250:1428::/48	AS24354 CNGI-LZH-IX-AS-AP - CERNET2 IX at Lanzhou University	Valid	-	2026-10-27
2001:250:1429::/48	AS24354 CNGI-LZH-IX-AS-AP - CERNET2 IX at Lanzhou University	No ROA	-	2026-10-27
2001:250:1800::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1801::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1802::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1803::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1804::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1805::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1806::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1807::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1808::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1809::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:180a::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:180b::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:180c::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:180d::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:180e::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1810::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1811::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1812::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1813::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1814::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1815::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1816::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1817::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1818::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1819::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:181b::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:181c::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:181d::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:181e::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:181f::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1820::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1821::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1822::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1823::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1824::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1825::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1826::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1827::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1828::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1829::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:182d::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:182e::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:182f::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1830::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1831::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1832::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1833::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1836::/48	AS138441 CNGI-WLQ-IX-AS-AP - CERNET2 regional IX at Xinjiang University	No ROA	-	2026-10-27
2001:250:1c00::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c01::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c02::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c03::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c04::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c05::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c06::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c07::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c08::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c09::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c0a::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c0b::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c0d::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c0e::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c0f::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c10::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1c11::/48	AS138376 CNGI-YCH-IX-AS-AP - CERNET2 regional IX at Ningxia University	Valid	-	2026-10-27
2001:250:1e00::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e01::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e02::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e03::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e04::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e05::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e06::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e07::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e08::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e09::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e0a::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e0b::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e0c::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e0d::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27
2001:250:1e0e::/48	AS138377 CNGI-XNN-IX-AS-AP - CERNET2 regional IX at Qinghai Normal University	Valid	-	2026-10-27

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS4538	APNIC	MAINT-CERNET-AP	2026-08-18

Related Prefixes

Covering prefix

2001:250::/32AS23910

Geolocation

Country🇨🇳ChinaCN

RegionBeijing

CityHaidian (Haidian Qu)

Coordinates39.9999, 116.3150 ↗

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/2001:250::/35

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

curl -s "https://api.ipctl.io/v1/prefix/2001:250::/35" | jq

External Links

RIPEstat