Home Prefix Lookup210.22.220.0/22

210.22.220.0/22 - CNCGROUP SH China Unicom Shanghai Network (AS17621)

IPv4APNICannouncedAS17621CNCGROUP-SH China Unicom Shanghai network RPKI Valid

CIDR

210.22.220.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇨🇳 China

City

Jinrongjie (Xicheng District)

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
210.22.220.0/22	AS17621 CNCGROUP-SH China Unicom Shanghai network	Valid	APNIC	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
210.22.192.0/18	AS9929 CUII CHINA UNICOM Industrial Internet Backbone	No ROA	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
210.22.220.0/22	AS17621	/22	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS17621	APNIC	MAINT-CNCGROUP-RR	2017-05-04

More Specific Prefixes

Prefix	Country	Status
210.22.220.0/26	🇨🇳CN	assigned
210.22.220.64/26	🇨🇳CN	assigned
210.22.220.128/25	🇨🇳CN	assigned
210.22.221.0/26	🇨🇳CN	assigned
210.22.221.64/26	🇨🇳CN	assigned
210.22.221.128/25	🇨🇳CN	assigned
210.22.222.0/26	🇨🇳CN	assigned
210.22.222.64/26	🇨🇳CN	assigned
210.22.222.128/25	🇨🇳CN	assigned
210.22.223.0/26	🇨🇳CN	assigned
210.22.223.64/26	🇨🇳CN	assigned
210.22.223.128/25	🇨🇳CN	assigned

Origin ASN

AS17621

CNCGROUP-SH China Unicom Shanghai network

Related Prefixes

Covering prefix

210.22.192.0/18AS9929

More prefixes of AS17621

All prefixes of AS17621 →

Geolocation

Country🇨🇳ChinaCN

RegionBeijing

CityJinrongjie (Xicheng District)

Coordinates39.9099, 116.3590 ↗

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/210.22.220.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/210.22.220.0/22" | jq

External Links

RIPEstat