147.72.252.0/24
Nobody announces 147.72.252.0/24 on its own; it is covered by 147.72.252.0/22 AS36407 CERT. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 147.72.252.0/24
Prefix
Origin
not announced
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 4 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 147.72.252.0/22 | /24 | AS9 CMU-ROUTER | ARIN |
| 147.72.252.0/22 | /24 | AS36407 CERT | ARIN |
| 147.72.0.0/16 | /16 | AS5050 PSC-EXT | ARIN |
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 |
|---|---|---|---|---|
| 147.72.252.0/24 | AS36407 CERT | ARIN | CERT-NET-147-72-252 | MNT-PSC-Z |
| 147.72.252.0/22 covering | AS9 CMU-ROUTER | ARIN | PSC-BLK72-252-22 | MNT-PSC-Z |
| 147.72.252.0/22 covering | AS36407 CERT | ARIN | CERT-NET-147-72-252-22 | MNT-PSC-Z |
| 147.72.0.0/16 covering | AS5050 PSC-EXT | ARIN | PSC Commodity Customer Block Pittsburgh Supercomputing Center 4400 Fifth Avenue Pittsburgh, PA 15213 | MNT-PSC-Z |
| 147.72.0.0/16 covering | AS5050 PSC-EXT | RADB | PSC Commodity Customer Block Pittsburgh Supercomputing Center 300 South Craig Street Pittsburgh, PA 15213 | MAINT-AS5050 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.