HomePrefix Lookup129.41.57.0/24

129.41.57.0/24

🇯🇵
IPv4ARINannouncedAS17390CIO-ORGANIZATION - IBMNo ROA
CIDR
129.41.57.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇯🇵 Japan
City
Koto-ku
RIR
ARIN
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
129.41.57.0/24AS17390CIO-ORGANIZATION - IBMNo ROA
ARINRADB
5/31/2026

IRR Route Objects

2
OriginRegistryMaintainerModified
AS17390ARINMNT-IBM-1-Z1/9/2026
AS17390RADBMAINT-AS713211/13/2023
Origin ASN
AS17390
CIO-ORGANIZATION - IBM
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityKoto-ku
Coordinates35.6556, 139.8040 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/129.41.57.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/129.41.57.0/24" | jq
External Links
RIPEstat Hurricane Electric BGP