ResearchRouting table, looking glass, RPKI & IRR

12.53.28.0/22

Nobody announces 12.53.28.0/22 on its own; it is covered by 12.0.0.0/9 AS7018 ATT-INTERNET4. Seen by 0 of our 5 looking glass sessions.

What the table says about 12.53.28.0/22

Origin
not announced
Size
1,024 addresses
More specifics
4
IRR route objects
2 exact, 2 covering

Route origin authorizations

No ROA covers this prefix. Validate another origin.

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
12.53.28.0/22AS27482 AECP-ASRADBComcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054MAINT-AS7922
12.53.28.0/22AS30373 BUSINESSONLYBROADBANDLLCRADBProxy for American Eagle Registered by BOB Broadband, LLCMAINT-AS7029
12.0.0.0/9 coveringAS7018 ATT-INTERNET4ARIN12/8 lower halfMNT-AEL-360
12.0.0.0/8 coveringAS7018 ATT-INTERNET4ARINATT_NET-TWELVEMNT-AEL-360

Covering prefixes

Announced prefixes that contain this one, most specific first.

Prefixes inside 12.53.28.0/22

4 announced prefixes fall inside this one.

Show the 4 prefixes

Check 12.53.28.0/22 live