37.18.142.0/23 Sure (Guernsey) Limited
Announced by AS8680 Sure (Guernsey) Limited. RPKI valid Seen by 1 of our 5 looking glass sessions.
Summary
What the table says about 37.18.142.0/23
Prefix
Origin
AS8680 SURE-International-Limited
RPKI
RPKI valid
Size
512 addresses
Less specific
More specifics
0
IRR route objects
0 exact, 1 covering
In RouteViews
2026-10-14 16:02 UTC
Paths
How 37.18.142.0/23 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
RPKI
Route origin authorizations
Covered by a ROA authorizing AS8680 to originate 37.18.136.0/21 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 37.18.136.0/21 | /24 | AS8680 SURE-International-Limited | RIPE |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 37.18.136.0/21 covering | AS8680 SURE-International-Limited | RIPE | CWC-IOM | MNT-AS8680 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.