ResearchRouting table, looking glass, RPKI & IRR

203.205.0.0/21

Nobody announces 203.205.0.0/21 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.

Summary

What the table says about 203.205.0.0/21

Prefix
203.205.0.0/21
Origin
not announced
Size
2,048 addresses
Less specific
none
More specifics
8
IRR route objects
3 exact, 7 covering
RPKI

Route origin authorizations

Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
203.205.0.0/21/24AS45903 CMCTELECOM-VNAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
203.205.0.0/21AS45903 CMCTELECOM-VNAPNICCMCTELECOM-VNMAINT-VN-VNNIC
203.205.0.0/21AS45903 CMCTELECOM-VNNTTCOMProxy-registered route objectMAINT-AS9304
203.205.0.0/21AS45903 CMCTELECOM-VNRADBProxy-registered route objectMAINT-HGC-INTL
203.205.0.0/20 coveringAS45903 CMCTELECOM-VNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.205.0.0/20 coveringAS45903 CMCTELECOM-VNRADBProxy-registered route objectMAINT-HGC-INTL
203.205.0.0/19 coveringAS45903 CMCTELECOM-VNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.205.0.0/19 coveringAS45903 CMCTELECOM-VNRADBProxy-registered route objectMAINT-HGC-INTL
203.205.0.0/18 coveringAS45903 CMCTELECOM-VNAPNICCMCTELECOM-VNMAINT-VN-VNNIC
203.205.0.0/18 coveringAS45903 CMCTELECOM-VNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.205.0.0/18 coveringAS45903 CMCTELECOM-VNRADBProxy-registered route objectMAINT-HGC-INTL
More specific

Prefixes inside 203.205.0.0/21

8 announced prefixes fall inside this one.

Show the 8 prefixes
203.205.0.0/24 AS45903 CMCTELECOM-VN203.205.1.0/24 AS45903 CMCTELECOM-VN203.205.2.0/24 AS45903 CMCTELECOM-VN203.205.3.0/24 AS45903 CMCTELECOM-VN203.205.4.0/24 AS38732 CMCTELECOM-VN203.205.5.0/24 AS45903 CMCTELECOM-VN203.205.6.0/24 AS45903 CMCTELECOM-VN203.205.7.0/24 AS45903 CMCTELECOM-VN
Tools

Check 203.205.0.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API