193.239.166.0/23 - FIRST SERVER EU FIRST SERVER LIMITED (AS200740)
CIDR
193.239.166.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇸🇬 Singapore
City
Singapore
RIR
RIPE NCC
Status
allocated
Allocated
2019-10-17
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 193.239.166.0/23 | AS200740 FIRST-SERVER-EU-AS FIRST SERVER LIMITED | Valid | RIPE | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 193.239.166.0/23 | AS200740 | /23 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS200740 | RIPE | FIRST-SERVER-MNT | 2026-04-08 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 193.239.166.0/24 | AS199685 | 🇸🇬SG | assigned |
| 193.239.167.0/24 | AS199685 | 🇸🇬SG | assigned |
Transfer History
Registry transfers of 193.239.166.0/23, blocks inside it, or blocks containing it.
- 193.239.166.0/23Transfer ·
- 193.239.166.0/23Transfer ·
Related Prefixes
Geolocation
Country🇸🇬SingaporeSG
CitySingapore
Abuse Contact
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/193.239.166.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/193.239.166.0/23" | jq
External Links