138.104.0.0/16
🇬🇧IPv4RIPENCCassignedNo ROA
CIDR
138.104.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇬🇧 United Kingdom
City
Croydon
RIR
RIPENCC
Status
assigned
Allocated
4/25/1990
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
9 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 138.104.229.0/24 | AS4755TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP | No ROA | — | 6/13/2026 |
| 138.104.228.0/24 | AS4755TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP | No ROA | — | 6/13/2026 |
| 138.104.230.0/24 | AS6421AS6421 - TATA COMMUNICATIONS (AMERICA) INC | No ROA | — | 6/13/2026 |
| 138.104.231.0/24 | AS6421AS6421 - TATA COMMUNICATIONS (AMERICA) INC | No ROA | — | 6/13/2026 |
| 138.104.236.0/24 | AS6453AS6453 - TATA COMMUNICATIONS (AMERICA) INC | No ROA | — | 6/13/2026 |
| 138.104.226.0/24 | AS6453AS6453 - TATA COMMUNICATIONS (AMERICA) INC | No ROA | — | 6/13/2026 |
| 138.104.227.0/24 | AS6453AS6453 - TATA COMMUNICATIONS (AMERICA) INC | No ROA | — | 6/13/2026 |
| 138.104.233.0/24 | AS6453AS6453 - TATA COMMUNICATIONS (AMERICA) INC | No ROA | — | 6/13/2026 |
| 138.104.8.0/24 | AS7545TPG-INTERNET-AP - TPG Telecom Limited | No ROA | — | 6/13/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS1290 | RIPE | PSINET-MNT | 7/24/2013 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 138.104.4.0/24 | 🇬🇧GB | assigned | |
| 138.104.220.0/24 | 🇬🇧GB | assigned | |
| 138.104.224.0/24 | 🇬🇧GB | assigned | |
| 138.104.226.0/24 | AS6453 | 🇬🇧GB | assigned |
| 138.104.227.0/24 | AS6453 | 🇬🇧GB | assigned |
| 138.104.228.0/24 | AS4755 | 🇬🇧GB | assigned |
| 138.104.230.0/24 | AS6421 | 🇸🇬SG | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/138.104.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/138.104.0.0/16" | jq
External Links