177.131.156.0/22 no ROA
Announced by AS52875 Montreal Informatica.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS52875 Montreal Informatica | no ROA | 42 | 377211378652875 | 2026-09-18 | 2026-09-20 |
RPKI
No ROA covers this prefix
No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 177.131.144.0/20
- RIR
- LACNIC
- Country
- 🇧🇷 BR
- Status
- allocated
- Allocated
- 2012-02-29
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
6 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 177.131.156.0/23 v4 | AS52875 Montreal Informatica | no ROA | 42 | 2026-09-18 |
| 177.131.156.0/24 v4 | AS52875 Montreal Informatica | no ROA | 42 | 2026-09-18 |
| 177.131.157.0/24 v4 | AS52875 Montreal Informatica | no ROA | 42 | 2026-09-18 |
| 177.131.158.0/23 v4 | AS52875 Montreal Informatica | no ROA | 42 | 2026-09-18 |
| 177.131.158.0/24 v4 | AS52875 Montreal Informatica | no ROA | 42 | 2026-09-18 |
| 177.131.159.0/24 v4 | AS52875 Montreal Informatica | no ROA | 43 | 2026-09-18 |