ResearchRouting table, looking glass, RPKI & IRR

81.28.56.0/21

Nobody announces 81.28.56.0/21 on its own; it is covered by 81.28.32.0/19 AS25306 INSTITUTE-ISIRAN. Seen by 0 of our 5 looking glass sessions.

Summary

What the table says about 81.28.56.0/21

Prefix
81.28.56.0/21
Origin
not announced
Size
2,048 addresses
Less specific
81.28.32.0/19 AS25306 INSTITUTE-ISIRAN
More specifics
8
IRR route objects
1 exact, 2 covering
RPKI

Route origin authorizations

No ROA covers this prefix. Validate another origin.

IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
81.28.56.0/21AS25306 INSTITUTE-ISIRANRADBProxy-registered route objectMAINT-AS3491
81.28.48.0/20 coveringAS25306 INSTITUTE-ISIRANRADBProxy-registered route objectMAINT-AS3491
81.28.32.0/19 coveringAS25306 INSTITUTE-ISIRANRIPEInstitute ISiran Route Isiran Block Local Internet RegistryINSTITUTE-ISIRAN-MNT
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

81.28.32.0/19 AS25306 INSTITUTE-ISIRAN
More specific

Prefixes inside 81.28.56.0/21

8 announced prefixes fall inside this one.

Show the 8 prefixes
81.28.56.0/23 AS25306 INSTITUTE-ISIRAN81.28.57.0/24 AS25306 INSTITUTE-ISIRAN81.28.58.0/23 AS25306 INSTITUTE-ISIRAN81.28.58.0/24 AS25306 INSTITUTE-ISIRAN81.28.59.0/24 AS25306 INSTITUTE-ISIRAN81.28.60.0/23 AS25306 INSTITUTE-ISIRAN81.28.60.0/24 AS25306 INSTITUTE-ISIRAN81.28.61.0/24 AS25306 INSTITUTE-ISIRAN
Tools

Check 81.28.56.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API