Home Prefix Lookup219.137.180.0/22

219.137.180.0/22 - CHINANET Guangdong Province Guangzhou MAN Network (AS134773)

IPv4APNICannouncedAS134773ChinaNet-Guangdong-Guangzhou-MAN - CHINANET Guangdong province Guangzhou MAN network RPKI Invalid

CIDR

219.137.180.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇨🇳 China

City

Beijing

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
219.137.180.0/22	AS134773 ChinaNet-Guangdong-Guangzhou-MAN - CHINANET Guangdong province Guangzhou MAN network	Invalid	-	2026-10-13

Covering Prefix

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
219.136.0.0/15	AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street	Valid	-	2026-10-13
219.137.128.0/18	AS134773 ChinaNet-Guangdong-Guangzhou-MAN - CHINANET Guangdong province Guangzhou MAN network	Invalid	-	2026-10-13

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
219.136.0.0/15	AS4134	/15	apnic

More Specific Prefixes

Prefix	Country	Status
219.137.180.0/23	🇨🇳CN	assigned
219.137.182.0/24	🇨🇳CN	assigned
219.137.183.0/28	🇨🇳CN	assigned
219.137.183.16/29	🇨🇳CN	assigned
219.137.183.24/29	🇨🇳CN	assigned
219.137.183.32/29	🇨🇳CN	assigned
219.137.183.40/29	🇨🇳CN	assigned
219.137.183.48/29	🇨🇳CN	assigned
219.137.183.56/29	🇨🇳CN	assigned
219.137.183.64/29	🇨🇳CN	assigned
219.137.183.72/29	🇨🇳CN	assigned
219.137.183.80/28	🇨🇳CN	assigned
219.137.183.96/29	🇨🇳CN	assigned
219.137.183.104/29	🇨🇳CN	assigned
219.137.183.112/29	🇨🇳CN	assigned
219.137.183.120/29	🇨🇳CN	assigned
219.137.183.128/29	🇨🇳CN	assigned
219.137.183.136/29	🇨🇳CN	assigned
219.137.183.144/29	🇨🇳CN	assigned
219.137.183.152/29	🇨🇳CN	assigned
219.137.183.160/29	🇨🇳CN	assigned
219.137.183.168/29	🇨🇳CN	assigned
219.137.183.176/29	🇨🇳CN	assigned
219.137.183.184/29	🇨🇳CN	assigned
219.137.183.192/28	🇨🇳CN	assigned
219.137.183.208/28	🇨🇳CN	assigned
219.137.183.224/28	🇨🇳CN	assigned
219.137.183.240/28	🇨🇳CN	assigned

Origin ASN

AS134773

ChinaNet-Guangdong-Guangzhou-MAN - CHINANET Guangdong province Guangzhou MAN network

Related Prefixes

Covering prefix

219.137.128.0/18AS134773

More prefixes of AS134773

All prefixes of AS134773 →

Geolocation

Country🇨🇳ChinaCN

RegionBeijing

CityBeijing

Coordinates39.9042, 116.4070 ↗

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/219.137.180.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/219.137.180.0/22" | jq

External Links

RIPEstat