ResearchRouting table, looking glass, RPKI & IRR

203.156.192.0/21

Nobody announces 203.156.192.0/21 on its own; it is covered by 203.156.192.0/18 AS4812 CHINANET-SH-AP. Seen by 0 of our 5 looking glass sessions.

Summary

What the table says about 203.156.192.0/21

Prefix
203.156.192.0/21
Origin
not announced
Size
2,048 addresses
Less specific
203.156.192.0/18 AS4812 CHINANET-SH-AP
More specifics
3
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
203.156.192.0/21AS4812 CHINANET-SH-APRADBChinanet ShanghaiMAINT-AS4812
203.156.192.0/18 coveringAS4134 CHINANET-BACKBONELEVEL3Proxy-registered route objectXINGXUNTECHLTD-MNT
203.156.192.0/18 coveringAS4812 CHINANET-SH-APRADBProxy-registered route objectMAINT-AS3491
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

203.156.192.0/18 AS4812 CHINANET-SH-AP
More specific

Prefixes inside 203.156.192.0/21

3 announced prefixes fall inside this one.

Show the 3 prefixes
203.156.192.0/23 AS4811 CHINANET-SHANGHAI-MAN203.156.194.0/23 AS4811 CHINANET-SHANGHAI-MAN203.156.196.0/22 AS4811 CHINANET-SHANGHAI-MAN
Tools

Check 203.156.192.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API