ResearchRouting table, looking glass, RPKI & IRR

171.251.0.0/16

Nobody announces 171.251.0.0/16 on its own; it is covered by 171.248.0.0/14 AS7552 VIETEL-AS-AP. Seen by 0 of our 5 looking glass sessions.

Summary

What the table says about 171.251.0.0/16

Prefix
171.251.0.0/16
Origin
not announced
Size
65,536 addresses
Less specific
171.248.0.0/14 AS7552 VIETEL-AS-AP
More specifics
59
IRR route objects
2 exact, 13 covering
RPKI

Route origin authorizations

Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
171.224.0.0/11/24AS7552 VIETEL-AS-APAPNIC
171.224.0.0/11/24AS24086 VIETTEL-AS-VNAPNIC
171.224.0.0/11/24AS38731 VTDC-AS-VNAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
171.251.0.0/16AS7552 VIETEL-AS-APNTTCOMroute object of AS7552MAINT-VIETTEL
171.251.0.0/16AS7552 VIETEL-AS-APRADBProxy-registered route objectMAINT-AS9304
171.250.0.0/15 coveringAS7552 VIETEL-AS-APNTTCOMroute object of AS7552MAINT-VIETTEL
171.250.0.0/15 coveringAS7552 VIETEL-AS-APRADBProxy-registered route objectMAINT-AS9304
171.248.0.0/14 coveringAS7552 VIETEL-AS-APNTTCOMroute object of AS7552MAINT-VIETTEL
171.248.0.0/14 coveringAS7552 VIETEL-AS-APRADBProxy-registered route objectMAINT-AS9304
171.248.0.0/13 coveringAS7552 VIETEL-AS-APNTTCOMroute object of AS7552MAINT-VIETTEL
171.248.0.0/13 coveringAS7552 VIETEL-AS-APRADBProxy-registered route objectMAINT-AS9304
171.240.0.0/12 coveringAS7552 VIETEL-AS-APNTTCOMroute object of AS7552MAINT-VIETTEL
171.240.0.0/12 coveringAS7552 VIETEL-AS-APRADBProxy-registered route objectMAINT-AS9304
171.224.0.0/11 coveringAS7552 VIETEL-AS-APAPNICVIETTEL-VNMAINT-VN-VNNIC
171.224.0.0/11 coveringAS24086 VIETTEL-AS-VNAPNICVIETTEL-VNMAINT-VN-VNNIC
171.224.0.0/11 coveringAS38731 VTDC-AS-VNAPNICVIETTEL-VNMAINT-VN-VNNIC
171.224.0.0/11 coveringAS7552 VIETEL-AS-APNTTCOMroute object of AS7552MAINT-VIETTEL
171.224.0.0/11 coveringAS7552 VIETEL-AS-APRADBProxy-registered route objectMAINT-AS9304
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

171.248.0.0/14 AS7552 VIETEL-AS-AP171.248.0.0/13 AS7552 VIETEL-AS-AP171.224.0.0/11 AS7552 VIETEL-AS-AP
More specific

Prefixes inside 171.251.0.0/16

59 announced prefixes fall inside this one.

Show the 59 prefixes
171.251.0.0/21 AS7552 VIETEL-AS-AP171.251.16.0/21 AS7552 VIETEL-AS-AP171.251.24.0/21 AS7552 VIETEL-AS-AP171.251.32.0/21 AS7552 VIETEL-AS-AP171.251.40.0/21 AS7552 VIETEL-AS-AP171.251.48.0/21 AS7552 VIETEL-AS-AP171.251.56.0/21 AS7552 VIETEL-AS-AP171.251.69.0/24 AS7552 VIETEL-AS-AP171.251.70.0/24 AS7552 VIETEL-AS-AP171.251.71.0/24 AS7552 VIETEL-AS-AP171.251.72.0/24 AS7552 VIETEL-AS-AP171.251.73.0/24 AS7552 VIETEL-AS-AP171.251.76.0/22 AS7552 VIETEL-AS-AP171.251.80.0/22 AS7552 VIETEL-AS-AP171.251.84.0/22 AS7552 VIETEL-AS-AP171.251.90.0/24 AS7552 VIETEL-AS-AP171.251.92.0/23 AS7552 VIETEL-AS-AP171.251.94.0/24 AS7552 VIETEL-AS-AP171.251.96.0/21 AS7552 VIETEL-AS-AP171.251.104.0/21 AS7552 VIETEL-AS-AP171.251.112.0/21 AS7552 VIETEL-AS-AP171.251.120.0/21 AS7552 VIETEL-AS-AP171.251.138.0/23 AS7552 VIETEL-AS-AP171.251.140.0/23 AS7552 VIETEL-AS-AP171.251.142.0/23 AS7552 VIETEL-AS-AP171.251.146.0/24 AS7552 VIETEL-AS-AP171.251.147.0/24 AS7552 VIETEL-AS-AP171.251.148.0/24 AS7552 VIETEL-AS-AP171.251.150.0/24 AS7552 VIETEL-AS-AP171.251.151.0/24 AS7552 VIETEL-AS-AP171.251.152.0/23 AS7552 VIETEL-AS-AP171.251.152.0/24 AS7552 VIETEL-AS-AP171.251.153.0/24 AS7552 VIETEL-AS-AP171.251.154.0/23 AS7552 VIETEL-AS-AP171.251.154.0/24 AS7552 VIETEL-AS-AP171.251.155.0/24 AS7552 VIETEL-AS-AP171.251.160.0/21 AS7552 VIETEL-AS-AP171.251.168.0/22 AS7552 VIETEL-AS-AP171.251.172.0/22 AS7552 VIETEL-AS-AP171.251.180.0/22 AS7552 VIETEL-AS-AP171.251.180.0/23 AS7552 VIETEL-AS-AP171.251.182.0/23 AS7552 VIETEL-AS-AP171.251.184.0/21 AS7552 VIETEL-AS-AP171.251.192.0/21 AS7552 VIETEL-AS-AP171.251.200.0/22 AS7552 VIETEL-AS-AP171.251.204.0/22 AS7552 VIETEL-AS-AP171.251.209.0/24 AS7552 VIETEL-AS-AP171.251.210.0/24 AS7552 VIETEL-AS-AP171.251.217.0/24 AS7552 VIETEL-AS-AP171.251.224.0/21 AS7552 VIETEL-AS-AP171.251.232.0/22 AS7552 VIETEL-AS-AP171.251.236.0/24 AS7552 VIETEL-AS-AP171.251.237.0/24 AS7552 VIETEL-AS-AP171.251.238.0/23 AS7552 VIETEL-AS-AP171.251.238.0/24 AS7552 VIETEL-AS-AP171.251.239.0/24 AS7552 VIETEL-AS-AP171.251.240.0/21 AS7552 VIETEL-AS-AP171.251.248.0/22 AS7552 VIETEL-AS-AP171.251.252.0/22 AS7552 VIETEL-AS-AP
Tools

Check 171.251.0.0/16 live

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