HomePrefix Lookup183.131.136.0/21

183.131.136.0/21

🇨🇳
IPv4APNICassignedNo ROA
CIDR
183.131.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Hangzhou
RIR
APNIC
Status
assigned
Allocated
-

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

1 less-specific announcement
PrefixOrigin ASRPKIIRRLast Seen
183.128.0.0/11AS4134CHINANET-BACKBONE - No.31,Jin-rong StreetNo ROA—6/1/2026

More Specific Prefixes

80
PrefixASCountryStatus
183.131.138.0/28🇨🇳CNassigned
183.131.141.112/28🇨🇳CNassigned
183.131.141.64/29🇨🇳CNassigned
183.131.137.88/29🇨🇳CNassigned
183.131.140.24/29🇨🇳CNassigned
183.131.139.56/29🇨🇳CNassigned
183.131.140.40/29🇨🇳CNassigned
183.131.136.32/29🇨🇳CNassigned
183.131.136.184/29🇨🇳CNassigned
183.131.136.192/29🇨🇳CNassigned
183.131.137.144/29🇨🇳CNassigned
183.131.137.208/29🇨🇳CNassigned
183.131.137.224/29🇨🇳CNassigned
183.131.139.24/29🇨🇳CNassigned
183.131.141.128/29🇨🇳CNassigned
183.131.141.136/29🇨🇳CNassigned
183.131.136.16/29🇨🇳CNassigned
183.131.136.56/29🇨🇳CNassigned
183.131.136.64/29🇨🇳CNassigned
183.131.136.128/29🇨🇳CNassigned
183.131.136.144/29🇨🇳CNassigned
183.131.136.168/29🇨🇳CNassigned
183.131.136.176/29🇨🇳CNassigned
183.131.136.240/29🇨🇳CNassigned
183.131.137.8/29🇨🇳CNassigned
183.131.137.96/29🇨🇳CNassigned
183.131.139.8/29🇨🇳CNassigned
183.131.140.0/29🇨🇳CNassigned
183.131.140.8/29🇨🇳CNassigned
183.131.140.152/29🇨🇳CNassigned
183.131.136.248/29🇨🇳CNassigned
183.131.136.40/29🇨🇳CNassigned
183.131.136.104/29🇨🇳CNassigned
183.131.136.136/29🇨🇳CNassigned
183.131.140.56/29🇨🇳CNassigned
183.131.136.8/29🇨🇳CNassigned
183.131.136.224/29🇨🇳CNassigned
183.131.137.104/29🇨🇳CNassigned
183.131.137.160/29🇨🇳CNassigned
183.131.139.0/29🇨🇳CNassigned
183.131.139.32/29🇨🇳CNassigned
183.131.137.120/29🇨🇳CNassigned
183.131.136.24/29🇨🇳CNassigned
183.131.137.72/29🇨🇳CNassigned
183.131.136.164/30🇨🇳CNassigned
183.131.138.20/30🇨🇳CNassigned
183.131.137.220/30🇨🇳CNassigned
183.131.136.0/30🇨🇳CNassigned
183.131.136.204/30🇨🇳CNassigned
183.131.137.112/30🇨🇳CNassigned
183.131.137.216/30🇨🇳CNassigned
183.131.141.80/30🇨🇳CNassigned
183.131.140.20/30🇨🇳CNassigned
183.131.141.84/30🇨🇳CNassigned
183.131.141.0/30🇨🇳CNassigned
183.131.141.100/30🇨🇳CNassigned
183.131.140.32/30🇨🇳CNassigned
183.131.136.88/30🇨🇳CNassigned
183.131.136.112/30🇨🇳CNassigned
183.131.136.116/30🇨🇳CNassigned
183.131.141.96/30🇨🇳CNassigned
183.131.137.168/30🇨🇳CNassigned
183.131.138.24/30🇨🇳CNassigned
183.131.136.52/30🇨🇳CNassigned
183.131.136.160/30🇨🇳CNassigned
183.131.137.240/30🇨🇳CNassigned
183.131.141.92/30🇨🇳CNassigned
183.131.140.16/30🇨🇳CNassigned
183.131.140.36/30🇨🇳CNassigned
183.131.140.48/30🇨🇳CNassigned
183.131.140.128/30🇨🇳CNassigned
183.131.141.12/30🇨🇳CNassigned
183.131.141.56/30🇨🇳CNassigned
183.131.141.72/30🇨🇳CNassigned
183.131.141.60/30🇨🇳CNassigned
183.131.141.88/30🇨🇳CNassigned
183.131.136.4/30🇨🇳CNassigned
183.131.141.76/30🇨🇳CNassigned
183.131.137.172/30🇨🇳CNassigned
183.131.138.16/30🇨🇳CNassigned
Geolocation
Country🇨🇳ChinaCN
RegionZhejiang
CityHangzhou
Coordinates30.0464, 119.9540 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/183.131.136.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/183.131.136.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP