172.81.100.0/24 RPKI valid
Announced by AS140227 Hong Kong Communications International Co., Limited.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS140227 Hong Kong Communications International Co., Limited | RPKI valid | 27 | 380013491140227 | 2026-09-18 | 2026-10-11 |
RPKI
10 ROAs cover this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 172.81.100.0/23 | /24 | AS8796 | arin | wrong origin |
| 172.81.100.0/23 | /24 | AS40115 | arin | wrong origin |
| 172.81.100.0/23 | /24 | AS137535 | arin | wrong origin |
| 172.81.100.0/23 | /24 | AS140224 | arin | wrong origin |
| 172.81.100.0/23 | /24 | AS140227 | arin | authorises it |
| 172.81.96.0/20 | /20 | AS8796 | arin | wrong origin |
| 172.81.96.0/20 | /20 | AS140227 | arin | too specific |
| 172.81.96.0/20 | /24 | AS153517 | arin | wrong origin |
| 172.81.96.0/20 | /20 | AS395886 | arin | wrong origin |
| 172.81.96.0/20 | /24 | AS400618 | arin | wrong origin |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 172.81.96.0/20
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2023-09-05
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 172.81.100.0/23 v4 | AS140227 Hong Kong Communications International Co., Limited | RPKI valid | 42 | 380013491140227 | 2026-09-18 |
| 172.81.100.0/23 v4 | AS8796 FASTNET DATA INC | RPKI valid | 1 | 4439335710100998796 | 2026-09-24 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.