202.57.4.0/23
Nobody announces 202.57.4.0/23 on its own; it is covered by 202.57.0.0/20 AS9326 CENTRIN-AS-AP. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 202.57.4.0/23
Prefix
Origin
not announced
Size
512 addresses
Less specific
More specifics
2
IRR route objects
2 exact, 6 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 202.57.0.0/20 | /24 | AS9326 CENTRIN-AS-AP | APNIC |
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 |
|---|---|---|---|---|
| 202.57.4.0/23 | AS9326 CENTRIN-AS-AP | NTTCOM | route-object for AS23947 | MAINT-AS10217 |
| 202.57.4.0/23 | AS9326 CENTRIN-AS-AP | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 202.57.4.0/22 covering | AS9326 CENTRIN-AS-AP | NTTCOM | route-object for AS23947 | MAINT-AS10217 |
| 202.57.4.0/22 covering | AS9326 CENTRIN-AS-AP | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 202.57.0.0/21 covering | AS9326 CENTRIN-AS-AP | NTTCOM | route-object for AS23947 | MAINT-AS10217 |
| 202.57.0.0/21 covering | AS9326 CENTRIN-AS-AP | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 202.57.0.0/20 covering | AS9326 CENTRIN-AS-AP | NTTCOM | route-object for AS23947 | MAINT-AS10217 |
| 202.57.0.0/20 covering | AS9326 CENTRIN-AS-AP | RADB | Proxy-registered route object | MAINT-HGC-INTL |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 202.57.4.0/23
2 announced prefixes fall inside this one.