45.40.48.0/20 - BGP Prefix
IPv4ARINallocated RPKI Valid
CIDR
45.40.48.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇸🇬 Singapore
City
Singapore
RIR
ARIN
Status
allocated
Allocated
2015-02-12
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
8 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 45.40.48.0/22 | AS21859 ZEN-ECN - Zenlayer Inc | Valid | - | 2026-10-11 |
| 45.40.52.0/22 | AS21859 ZEN-ECN - Zenlayer Inc | Valid | - | 2026-10-11 |
| 45.40.55.0/24 | AS21859 ZEN-ECN - Zenlayer Inc | Valid | - | 2026-10-11 |
| 45.40.56.0/24 | AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED | Valid | - | 2026-10-11 |
| 45.40.57.0/24 | AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED | Valid | - | 2026-10-11 |
| 45.40.58.0/24 | AS21859 ZEN-ECN - Zenlayer Inc | Valid | - | 2026-10-11 |
| 45.40.59.0/24 | AS21859 ZEN-ECN - Zenlayer Inc | Valid | - | 2026-10-11 |
| 45.40.60.0/22 | AS21859 ZEN-ECN - Zenlayer Inc | Valid | - | 2026-10-11 |
Geolocation
Country🇸🇬SingaporeSG
CitySingapore
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 ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/45.40.48.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/45.40.48.0/20" | jq
External Links