221.238.128.0/18 RPKI valid
Announced by AS17638 China Telecom Tianjin Province Network.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 7018413417638 | 2026-09-18 | 2026-11-10 |
RPKI
1 ROA covers this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 221.238.128.0/18 | /18 | AS17638 | apnic | authorises it |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 221.238.0.0/16
- RIR
- APNIC
- Country
- 🇨🇳 CN
- Status
- allocated
- Allocated
- 2003-09-30
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
10 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 221.238.140.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.141.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.147.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.148.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.151.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.152.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.153.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.175.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.176.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |
| 221.238.187.0/24 v4 | AS17638 China Telecom Tianjin Province Network | RPKI valid | 41 | 2026-09-18 |