Home Prefix Lookup2001:253::/32

2001:253::/32 - FITI BKB China Education And Research Network CERNET (AS38272)

IPv6APNICallocatedAS38272FITI-AS-BKB China Education and Research Network CERNET RPKI Valid

CIDR

2001:253::/32

IP Version

IPv6

Addresses

79228.1Y

Mask

/32

Country

🇨🇳 China

City

Haidian (Haidian Qu)

RIR

APNIC

Status

allocated

Allocated

2021-06-03

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:253::/32	AS38272 FITI-AS-BKB China Education and Research Network CERNET	Valid	APNIC	2026-10-11

More-Specific Announcements

40 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:253:201::/48	AS142067 AS142067-1 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:202::/48	AS142068 AS142068-2 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:203::/48	AS142069 AS142069-3 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:204::/48	AS142070 AS142070-4 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:205::/48	AS142071 AS142071-5 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:206::/48	AS142072 AS142072-6 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:207::/48	AS142073 AS142073-7 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:208::/48	AS142074 AS142074-8 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:209::/48	AS142075 AS142075-9 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:210::/48	AS142076 AS142076-10 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:211::/48	AS142077 AS142077-11 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:212::/48	AS142078 AS142078-12 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:213::/48	AS142079 AS142079-13 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:214::/48	AS142080 AS142080-14 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:215::/48	AS142081 AS142081-15 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:216::/48	AS142082 AS142082-16 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:217::/48	AS142083 AS142083-17 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:218::/48	AS142084 AS142084-18 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:219::/48	AS142085 AS142085-19 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:220::/48	AS142086 AS142086-20 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:221::/48	AS142087 AS142087-21 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:222::/48	AS142088 AS142088-22 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:223::/48	AS142089 AS142089-23 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:224::/48	AS142090 AS142090-24 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:225::/48	AS142091 AS142091-25 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:226::/48	AS142092 AS142092-26 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:227::/48	AS142093 AS142093-27 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:228::/48	AS142094 AS142094-28 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:229::/48	AS142095 AS142095-29 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:230::/48	AS142096 AS142096-30 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:231::/48	AS142097 AS142097-31 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:232::/48	AS142098 AS142098-32 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:233::/48	AS142099 AS142099-33 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:234::/48	AS142100 AS142100-34 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:235::/48	AS142101 AS142101-35 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:236::/48	AS142102 AS142102-36 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:237::/48	AS38272 FITI-AS-BKB China Education and Research Network CERNET	Invalid	-	2026-10-11
2001:253:238::/48	AS142104 AS142104-38 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:239::/48	AS142105 AS142105-39 - China Education and Research Network CERNET	Valid	-	2026-10-11
2001:253:240::/48	AS142106 AS142106-40 - China Education and Research Network CERNET	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2001:253::/32	AS23910	/32	apnic
2001:253::/32	AS38272	/32	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS38272	APNIC	MAINT-CERNET-AP	2024-03-28

Origin ASN

AS38272

FITI-AS-BKB China Education and Research Network CERNET

Related Prefixes

More prefixes of AS38272

2001:253:237::/48

All prefixes of AS38272 →

Geolocation

Country🇨🇳ChinaCN

RegionBeijing

CityHaidian (Haidian Qu)

Coordinates39.9997, 116.3260 ↗

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/2001:253::/32

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

curl -s "https://api.ipctl.io/v1/prefix/2001:253::/32" | jq

External Links

RIPEstat