HomePrefix Lookup61.143.136.0/21
CIDR
61.143.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Chaozhou (Chao An Qu)
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:

Covering Prefix

1 less-specific announcement
PrefixOrigin ASRPKIIRRLast Seen
61.140.0.0/14AS4134CHINANET-BACKBONE - No.31,Jin-rong StreetNo ROA—6/1/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS140311RADBMAINT-AS48135/21/2026

More Specific Prefixes

47
PrefixASCountryStatus
61.143.136.64/26🇨🇳CNassigned
61.143.137.192/26🇨🇳CNassigned
61.143.141.128/27🇨🇳CNassigned
61.143.141.224/27🇨🇳CNassigned
61.143.141.96/27🇨🇳CNassigned
61.143.141.64/27🇨🇳CNassigned
61.143.137.64/28🇨🇳CNassigned
61.143.137.80/28🇨🇳CNassigned
61.143.137.96/28🇨🇳CNassigned
61.143.137.160/28🇨🇳CNassigned
61.143.136.32/28🇨🇳CNassigned
61.143.136.128/28🇨🇳CNassigned
61.143.136.160/28🇨🇳CNassigned
61.143.136.192/28🇨🇳CNassigned
61.143.136.224/28🇨🇳CNassigned
61.143.137.48/28🇨🇳CNassigned
61.143.136.240/28🇨🇳CNassigned
61.143.137.32/28🇨🇳CNassigned
61.143.137.128/28🇨🇳CNassigned
61.143.141.160/28🇨🇳CNassigned
61.143.141.208/28🇨🇳CNassigned
61.143.136.0/28🇨🇳CNassigned
61.143.136.144/28🇨🇳CNassigned
61.143.137.16/28🇨🇳CNassigned
61.143.141.176/28🇨🇳CNassigned
61.143.136.48/28🇨🇳CNassigned
61.143.137.112/28🇨🇳CNassigned
61.143.137.176/28🇨🇳CNassigned
61.143.137.8/29🇨🇳CNassigned
61.143.136.184/29🇨🇳CNassigned
61.143.136.176/29🇨🇳CNassigned
61.143.137.0/29🇨🇳CNassigned
61.143.136.216/29🇨🇳CNassigned
61.143.136.208/29🇨🇳CNassigned
61.143.136.24/29🇨🇳CNassigned
61.143.141.56/29🇨🇳CNassigned
61.143.137.144/29🇨🇳CNassigned
61.143.136.16/29🇨🇳CNassigned
61.143.138.64/30🇨🇳CNassigned
61.143.138.12/30🇨🇳CNassigned
61.143.138.176/30🇨🇳CNassigned
61.143.137.152/30🇨🇳CNassigned
61.143.138.220/30🇨🇳CNassigned
61.143.138.12/31🇨🇳CNassigned
61.143.140.136/32🇨🇳CNassigned
61.143.140.135/32🇨🇳CNassigned
61.143.138.14/32🇨🇳CNassigned
Geolocation
Country🇨🇳ChinaCN
RegionGuangdong
CityChaozhou (Chao An Qu)
GEThttps://api.ipctl.io/v1/prefix/61.143.136.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/61.143.136.0/21" | jq