81.171.72.0/21
Nobody announces 81.171.72.0/21 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 81.171.72.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
none
More specifics
4
IRR route objects
1 exact, 1 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 81.171.64.0/20 | /20 | AS34343 BIP-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 |
|---|---|---|---|---|
| 81.171.72.0/21 | AS12989 BlackHOST | LEVEL3 | Highwinds Network Group | PUREGIG-MNT |
| 81.171.64.0/20 covering | AS12989 BlackHOST | LEVEL3 | Highwinds Network Group | PUREGIG-MNT |
More specific
Prefixes inside 81.171.72.0/21
4 announced prefixes fall inside this one.