HomePrefix Lookup218.57.131.0/24

218.57.131.0/24

🇨🇳
IPv4APNICannouncedAS4837CHINA169-Backbone - CHINA UNICOM China169 Backbone RPKI Valid
CIDR
218.57.131.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇨🇳 China
City
Jinan
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
218.57.131.0/24AS4837CHINA169-Backbone - CHINA UNICOM China169 Backbone Valid
RADB
6/13/2026

Covering Prefix

1 less-specific announcement
PrefixOrigin ASRPKIIRRLast Seen
218.56.0.0/15AS4837CHINA169-Backbone - CHINA UNICOM China169 Backbone Valid—6/13/2026

RPKI ROAs

2
PrefixOriginMax LengthTrust Anchor
218.57.131.0/24AS4837/24apnic
218.56.0.0/15AS4837/15apnic

IRR Route Objects

1
OriginRegistryMaintainerModified
AS4837RADBMAINT-AS5845311/13/2023

More Specific Prefixes

26
PrefixASCountryStatus
218.57.131.64/27🇨🇳CNassigned
218.57.131.96/27🇨🇳CNassigned
218.57.131.144/28🇨🇳CNassigned
218.57.131.0/28🇨🇳CNassigned
218.57.131.240/28🇨🇳CNassigned
218.57.131.192/29🇨🇳CNassigned
218.57.131.24/29🇨🇳CNassigned
218.57.131.32/29🇨🇳CNassigned
218.57.131.40/29🇨🇳CNassigned
218.57.131.48/29🇨🇳CNassigned
218.57.131.136/29🇨🇳CNassigned
218.57.131.160/29🇨🇳CNassigned
218.57.131.168/29🇨🇳CNassigned
218.57.131.176/29🇨🇳CNassigned
218.57.131.200/29🇨🇳CNassigned
218.57.131.16/29🇨🇳CNassigned
218.57.131.216/30🇨🇳CNassigned
218.57.131.188/30🇨🇳CNassigned
218.57.131.224/30🇨🇳CNassigned
218.57.131.220/30🇨🇳CNassigned
218.57.131.184/30🇨🇳CNassigned
218.57.131.128/30🇨🇳CNassigned
218.57.131.228/30🇨🇳CNassigned
218.57.131.132/30🇨🇳CNassigned
218.57.131.232/30🇨🇳CNassigned
218.57.131.236/30🇨🇳CNassigned
Origin ASN
AS4837
CHINA169-Backbone - CHINA UNICOM China169 Backbone
Geolocation
Country🇨🇳ChinaCN
RegionShandong
CityJinan
Coordinates36.9636, 117.2070 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/218.57.131.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/218.57.131.0/24" | jq
External Links
RIPEstat Hurricane Electric BGP