31.135.136.0/21
🇺🇦CIDR
31.135.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇦 Ukraine
City
Sumy
RIR
RIPENCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 31.135.136.0/21 | AS20539TCRS-AS Technical Centre Radio Systems Ltd. | Valid | RIPE | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 31.135.128.0/19 | AS20539TCRS-AS Technical Centre Radio Systems Ltd. | Valid | — | 5/31/2026 |
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/31.135.136.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/31.135.136.0/21" | jq
External Links