194.223.128.0/19 - BGP Prefix
IPv4not announced RPKI Valid
CIDR
194.223.128.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇸🇬 Singapore
City
Singapore
Status
not announced
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| 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
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 194.223.128.0/21 | AS8220 COLT COLT Technology Services Group Limited | Valid | - | 2026-10-12 |
| 194.223.136.0/22 | AS8220 COLT COLT Technology Services Group Limited | Valid | - | 2026-10-12 |
| 194.223.140.0/22 | AS8220 COLT COLT Technology Services Group Limited | Valid | - | 2026-10-12 |
| 194.223.144.0/20 | AS8220 COLT COLT Technology Services Group Limited | Valid | - | 2026-10-12 |
More Specific Prefixes
Transfer History
Registry transfers of 194.223.128.0/19, blocks inside it, or blocks containing it.
- 194.223.144.0/20inter-RIRTransfer ·
- 194.223.140.0/22inter-RIRTransfer ·
- 194.223.128.0/19Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 194.223.144.0/20inter-RIR | COLT Technology Services Group Limited | Transfer | ||
| 194.223.140.0/22inter-RIR | COLT Technology Services Group Limited | Transfer | ||
| 194.223.128.0/19 | TELSTRA LIMITED | COLT Technology Services Group Limited | Transfer |
Geolocation
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/194.223.128.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/194.223.128.0/19" | jq
External Links