121.12.248.0/22

🇨🇳

CIDR

121.12.248.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇨🇳 China

City

Guangzhou

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
121.12.248.0/22	AS134775ChinaNet-Guangdong-Zhusanjiao-MAN - CHINANET Guangdong province Zhusanjiao MAN network	No ROA	RADB	5/31/2026

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
121.8.0.0/13	AS4134CHINANET-BACKBONE - No.31,Jin-rong Street	No ROA	—	5/31/2026

Origin	Registry	Maintainer	Modified
AS134775	RADB	MAINT-AS4813	3/16/2026

Prefix	Country	Status
121.12.251.192/27	🇨🇳CN	assigned
121.12.251.160/27	🇨🇳CN	assigned
121.12.251.224/28	🇨🇳CN	assigned
121.12.251.144/28	🇨🇳CN	assigned
121.12.251.32/28	🇨🇳CN	assigned
121.12.251.136/29	🇨🇳CN	assigned
121.12.251.240/29	🇨🇳CN	assigned
121.12.250.120/30	🇨🇳CN	assigned
121.12.251.248/30	🇨🇳CN	assigned
121.12.248.132/30	🇨🇳CN	assigned
121.12.251.132/30	🇨🇳CN	assigned
121.12.248.136/30	🇨🇳CN	assigned
121.12.248.130/31	🇨🇳CN	assigned
121.12.251.130/31	🇨🇳CN	assigned
121.12.248.140/31	🇨🇳CN	assigned
121.12.251.252/31	🇨🇳CN	assigned
121.12.250.246/31	🇨🇳CN	assigned
121.12.250.248/31	🇨🇳CN	assigned
121.12.250.244/31	🇨🇳CN	assigned
121.12.250.237/32	🇨🇳CN	assigned
121.12.250.17/32	🇨🇳CN	assigned
121.12.250.18/32	🇨🇳CN	assigned
121.12.251.129/32	🇨🇳CN	assigned
121.12.248.248/32	🇨🇳CN	assigned
121.12.248.250/32	🇨🇳CN	assigned
121.12.250.243/32	🇨🇳CN	assigned
121.12.251.254/32	🇨🇳CN	assigned
121.12.248.249/32	🇨🇳CN	assigned

Origin ASN

Geolocation

Country🇨🇳ChinaCN

RegionGuangdong

CityGuangzhou

API

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

curl -s "https://api.ipctl.io/v1/prefix/121.12.248.0/22" | jq

External Links