HomePrefix Lookup121.8.146.0/23
CIDR
121.8.146.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇨🇳 China
City
Beijing
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
121.8.146.0/23AS134773ChinaNet-Guangdong-Guangzhou-MAN - CHINANET Guangdong province Guangzhou MAN networkNo ROA
RADB
5/31/2026

Covering Prefix

1 less-specific announcement
PrefixOrigin ASRPKIIRRLast Seen
121.8.0.0/13AS4134CHINANET-BACKBONE - No.31,Jin-rong StreetNo ROA—5/31/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS134773RADBMAINT-AS48133/16/2026

More Specific Prefixes

42
PrefixASCountryStatus
121.8.147.192/26🇨🇳CNassigned
121.8.146.16/29🇨🇳CNassigned
121.8.146.64/29🇨🇳CNassigned
121.8.146.168/29🇨🇳CNassigned
121.8.146.208/29🇨🇳CNassigned
121.8.146.216/29🇨🇳CNassigned
121.8.147.8/29🇨🇳CNassigned
121.8.147.88/29🇨🇳CNassigned
121.8.147.96/29🇨🇳CNassigned
121.8.146.48/29🇨🇳CNassigned
121.8.146.192/29🇨🇳CNassigned
121.8.147.16/29🇨🇳CNassigned
121.8.147.0/29🇨🇳CNassigned
121.8.147.32/29🇨🇳CNassigned
121.8.147.152/29🇨🇳CNassigned
121.8.147.120/29🇨🇳CNassigned
121.8.147.176/29🇨🇳CNassigned
121.8.146.152/29🇨🇳CNassigned
121.8.146.24/29🇨🇳CNassigned
121.8.146.40/29🇨🇳CNassigned
121.8.146.56/29🇨🇳CNassigned
121.8.146.80/29🇨🇳CNassigned
121.8.146.104/29🇨🇳CNassigned
121.8.146.136/29🇨🇳CNassigned
121.8.146.144/29🇨🇳CNassigned
121.8.146.176/29🇨🇳CNassigned
121.8.146.184/29🇨🇳CNassigned
121.8.146.200/29🇨🇳CNassigned
121.8.147.24/29🇨🇳CNassigned
121.8.147.72/29🇨🇳CNassigned
121.8.147.80/29🇨🇳CNassigned
121.8.147.112/29🇨🇳CNassigned
121.8.147.136/29🇨🇳CNassigned
121.8.147.144/29🇨🇳CNassigned
121.8.147.160/29🇨🇳CNassigned
121.8.147.184/29🇨🇳CNassigned
121.8.146.88/29🇨🇳CNassigned
121.8.146.112/29🇨🇳CNassigned
121.8.146.160/29🇨🇳CNassigned
121.8.147.104/29🇨🇳CNassigned
121.8.146.0/29🇨🇳CNassigned
121.8.147.128/29🇨🇳CNassigned
Geolocation
Country🇨🇳ChinaCN
RegionBeijing
CityBeijing
GEThttps://api.ipctl.io/v1/prefix/121.8.146.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/121.8.146.0/23" | jq