ResearchRouting table, looking glass, RPKI & IRR

139.220.192.0/23

Nobody announces 139.220.192.0/23 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.

What the table says about 139.220.192.0/23

Origin
not announced
Size
512 addresses
Less specific
none
More specifics
2
IRR route objects
4 exact, 1 covering

Route origin authorizations

Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
139.220.192.0/23/23AS4808 CHINA169-BJAPNIC
139.220.192.0/23/23AS17638 CHINATELECOM-TJ-AS-APAPNIC
139.220.192.0/23/23AS38019 CMNET-V4TIANJIN-AS-APAPNIC
139.220.192.0/18/24AS4808 CHINA169-BJAPNIC
139.220.192.0/18/24AS7468 CYBEREC-AS-APAPNIC
139.220.192.0/18/24AS17638 CHINATELECOM-TJ-AS-APAPNIC
139.220.192.0/18/24AS37965 CNNIC-PBSL-APAPNIC
139.220.192.0/18/24AS38019 CMNET-V4TIANJIN-AS-APAPNIC
139.220.192.0/18/24AS55988 CNNIC-PBSL-APAPNIC

Route objects

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

RouteOriginSourceDescriptionMaintained by
139.220.192.0/23AS4134 CHINANET-BACKBONELEVEL3Proxy-registered route objectXINGXUNTECHLTD-MNT
139.220.192.0/23AS4808 CHINA169-BJLEVEL3Proxy-registered route objectXINGXUNTECHLTD-MNT
139.220.192.0/23AS17638 CHINATELECOM-TJ-AS-APRADBASN for TIANJIN Provincial Net of CTMAINT-CT-GNOC
139.220.192.0/23AS38019 CMNET-V4TIANJIN-AS-APRADBCMI (Customer Route)MAINT-AS58453
139.220.128.0/17 coveringAS38019 CMNET-V4TIANJIN-AS-APRADBCMI (Customer Route)MAINT-AS58453

Prefixes inside 139.220.192.0/23

2 announced prefixes fall inside this one.

Show the 2 prefixes

Check 139.220.192.0/23 live