Home Prefix Lookup58.251.56.0/21

58.251.56.0/21

🇨🇳

IPv4APNICannouncedAS135061UNICOM-ShenZhen-IDC - China Unicom Guangdong IP networkNo ROA

CIDR

58.251.56.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

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
58.251.56.0/21	AS135061UNICOM-ShenZhen-IDC - China Unicom Guangdong IP network	No ROA	APNIC	6/1/2026

Covering Prefix

7 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
58.248.0.0/13	AS17816CHINA169-GZ - China Unicom IP network China169 Guangdong province	No ROA	—	6/1/2026
58.251.0.0/16	AS17623CNCGROUP-SZ - China Unicom Shenzen network	No ROA	—	6/1/2026
58.251.60.0/24	AS135061UNICOM-ShenZhen-IDC - China Unicom Guangdong IP network	No ROA	—	6/1/2026
58.251.62.0/24	AS135061UNICOM-ShenZhen-IDC - China Unicom Guangdong IP network	No ROA	—	6/1/2026
58.251.63.0/24	AS135061UNICOM-ShenZhen-IDC - China Unicom Guangdong IP network	No ROA	—	6/1/2026
58.251.56.0/24	AS135061UNICOM-ShenZhen-IDC - China Unicom Guangdong IP network	No ROA	—	6/1/2026
58.251.58.0/24	AS135061UNICOM-ShenZhen-IDC - China Unicom Guangdong IP network	No ROA	—	6/1/2026

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS135061	APNIC	MAINT-CNCGROUP-RR	4/25/2017
AS17623	RADB	MAINT-AS58453	11/13/2023

More Specific Prefixes

Prefix	Country	Status
58.251.58.64/26	🇨🇳CN	assigned
58.251.57.192/26	🇨🇳CN	assigned
58.251.56.64/28	🇨🇳CN	assigned
58.251.57.152/29	🇨🇳CN	assigned
58.251.56.48/29	🇨🇳CN	assigned
58.251.57.16/30	🇨🇳CN	assigned
58.251.56.200/30	🇨🇳CN	assigned
58.251.59.16/30	🇨🇳CN	assigned
58.251.57.144/30	🇨🇳CN	assigned
58.251.57.4/31	🇨🇳CN	assigned
58.251.56.196/31	🇨🇳CN	assigned
58.251.59.40/31	🇨🇳CN	assigned
58.251.59.56/31	🇨🇳CN	assigned
58.251.56.204/31	🇨🇳CN	assigned
58.251.59.58/31	🇨🇳CN	assigned
58.251.59.4/31	🇨🇳CN	assigned
58.251.56.206/31	🇨🇳CN	assigned
58.251.56.194/31	🇨🇳CN	assigned
58.251.59.20/31	🇨🇳CN	assigned
58.251.57.2/31	🇨🇳CN	assigned
58.251.56.198/31	🇨🇳CN	assigned
58.251.59.30/31	🇨🇳CN	assigned
58.251.59.8/32	🇨🇳CN	assigned
58.251.59.29/32	🇨🇳CN	assigned
58.251.59.38/32	🇨🇳CN	assigned
58.251.59.39/32	🇨🇳CN	assigned
58.251.59.60/32	🇨🇳CN	assigned
58.251.59.130/32	🇨🇳CN	assigned
58.251.57.128/32	🇨🇳CN	assigned
58.251.57.132/32	🇨🇳CN	assigned
58.251.59.9/32	🇨🇳CN	assigned
58.251.59.12/32	🇨🇳CN	assigned
58.251.57.131/32	🇨🇳CN	assigned
58.251.59.14/32	🇨🇳CN	assigned
58.251.57.148/32	🇨🇳CN	assigned
58.251.59.6/32	🇨🇳CN	assigned
58.251.59.11/32	🇨🇳CN	assigned
58.251.59.42/32	🇨🇳CN	assigned
58.251.59.61/32	🇨🇳CN	assigned
58.251.59.110/32	🇨🇳CN	assigned
58.251.59.45/32	🇨🇳CN	assigned
58.251.59.10/32	🇨🇳CN	assigned
58.251.59.15/32	🇨🇳CN	assigned
58.251.59.22/32	🇨🇳CN	assigned
58.251.59.25/32	🇨🇳CN	assigned
58.251.59.32/32	🇨🇳CN	assigned
58.251.59.35/32	🇨🇳CN	assigned
58.251.59.36/32	🇨🇳CN	assigned
58.251.59.37/32	🇨🇳CN	assigned
58.251.59.111/32	🇨🇳CN	assigned
58.251.59.112/32	🇨🇳CN	assigned
58.251.56.208/32	🇨🇳CN	assigned
58.251.57.6/32	🇨🇳CN	assigned
58.251.57.161/32	🇨🇳CN	assigned

Origin ASN

AS135061

UNICOM-ShenZhen-IDC - China Unicom Guangdong IP network

Geolocation

Country🇨🇳ChinaCN

RegionGuangdong

CityGuangzhou

Coordinates23.1317, 113.2660 ↗

API

Open

GEThttps://api.ipctl.io/v1/prefix/58.251.56.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/58.251.56.0/21" | jq

External Links

RIPEstat Hurricane Electric BGP