IP PREFIX
42.122.8.0/22
Originated by AS17638 · CHINATELECOM-TJ-AS-AP - ASN for TIANJIN Provincial Net of CT
AnnouncedCNAPNIC
WEBSITE PREVIEWNo public website in RIPE or PeeringDBAS17638
RPKI & ROA validation
CURRENT STATE
valid
No matching VRP was returned by RIPE Routinator.
| ROA prefix | Origin | Max length | Status |
|---|---|---|---|
| 42.122.8.0/22 | AS17638 | /22 | valid |
Routing registry consistency
| 42.122.0.0/20 | AS17638 — CHINATELECOM-TJ-AS-AP - ASN for TIANJIN Provincial Net of CT | Not in BGP | RADB |
| 42.122.8.0/22 | AS17638 — CHINATELECOM-TJ-AS-AP - ASN for TIANJIN Provincial Net of CT | Seen in BGP | RADB |
| 42.122.0.0/16 | AS17638 — CHINATELECOM-TJ-AS-AP - ASN for TIANJIN Provincial Net of CT | Seen in BGP | RADB |
Recent RPKI history
| Date | Covered prefix | VRPs | Max length |
|---|---|---|---|
| 22/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 21/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 20/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 19/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 18/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 17/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 16/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 15/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 14/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 13/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 12/09/2026 | 42.122.8.0/22 | 1 | /22 |
| 11/09/2026 | 42.122.8.0/22 | 1 | /22 |