31.133.37.0/24
Nobody announces 31.133.37.0/24 on its own; it is covered by 31.133.36.0/23 AS59867 OPTILINK-AS. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 31.133.37.0/24
Prefix
Origin
not announced
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 6 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 31.133.36.0/23 | /24 | AS59867 OPTILINK-AS | 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 |
|---|---|---|---|---|
| 31.133.37.0/24 | AS59867 OPTILINK-AS | RIPE | N | LEVEL-MSK-MNT |
| 31.133.36.0/23 covering | AS59867 OPTILINK-AS | RIPE | N | LEVEL-MSK-MNT |
| 31.133.32.0/21 covering | AS56554 IETF-MEETING | NTTCOM | route-object for AS23947 | MAINT-AS10217 |
| 31.133.32.0/20 covering | AS56554 IETF-MEETING | NTTCOM | route-object for AS23947 | MAINT-AS10217 |
| 31.133.32.0/19 covering | AS56554 IETF-MEETING | NTTCOM | route-object for AS23947 | MAINT-AS10217 |
| 31.133.0.0/18 covering | AS56554 IETF-MEETING | NTTCOM | route-object for AS23947 | MAINT-AS10217 |
| 31.133.0.0/18 covering | AS56554 IETF-MEETING | RADB | IETF Meeting Network | MAINT-AS7470 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.