HomePrefix Lookup103.81.184.0/22

103.81.184.0/22

🇯🇵
CIDR
103.81.184.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇯🇵 Japan
City
Koto-ku
RIR
APNIC
Status
allocated
Allocated
12/15/2016

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
103.81.184.0/22AS31898ORACLE-BMC-31898 - Oracle Corporation Valid
RADB
6/1/2026

Covering Prefix

4 less-specific announcements

RPKI ROAs

5
PrefixOriginMax LengthTrust Anchor
103.81.184.0/22AS17767/22apnic
103.81.184.0/22AS17782/22apnic
103.81.184.0/22AS31898/24apnic
103.81.184.0/22AS42962/24apnic
103.81.184.0/22AS136796/24apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS31898RADBMAINT-ORACLE11/13/2023
AS42962RADBMAINT-AS2047312/24/2025

More Specific Prefixes

4
PrefixASCountryStatus
103.81.184.0/24AS136796🇯🇵JPassigned
103.81.185.0/24🇰🇷KRassigned
103.81.186.0/24AS136796🇦🇶AQassigned
103.81.187.0/24🇭🇰HKassigned
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityKoto-ku
GEThttps://api.ipctl.io/v1/prefix/103.81.184.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/103.81.184.0/22" | jq