ResearchRouting table, looking glass, RPKI & IRR

203.162.78.0/23 Vietnam Posts and Telecommunications (VNPT)

Announced by AS7643 Vietnam Posts and Telecommunications (VNPT). RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 203.162.78.0/23

Prefix
203.162.78.0/23
Origin
AS7643 VNPT-AS-VN
RPKI
RPKI valid
Size
512 addresses
Less specific
203.162.0.0/16 AS45899 VNPT-AS-VN
More specifics
2
IRR route objects
3 exact, 15 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 203.162.78.0/23 is reached

Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.

AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 23764 45899 7643
OriginAS7643 Vietnam Posts and Telecommunications (VNPT)
Origin codeIGP
Communities174:21101 174:22005 36601:150 36601:174 36601:2001
Updated4d 20h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 23764 45899 7643
OriginAS7643 Vietnam Posts and Telecommunications (VNPT)
Origin codeIGP
Communities903:900 903:13760
Updated5d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 45899 7643
OriginAS7643 Vietnam Posts and Telecommunications (VNPT)
Origin codeIGP
Communities36295:100
Updated5d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 45899 7643
OriginAS7643 Vietnam Posts and Telecommunications (VNPT)
Origin codeIGP
Communitiesnone
Updated5d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 23764 45899 7643
OriginAS7643 Vietnam Posts and Telecommunications (VNPT)
Origin codeIGP
Communities174:21101 174:22005 36295:100 36295:174
Updated8d 21h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS7643 to originate 203.162.78.0/23 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
203.162.78.0/23/24AS7643 VNPT-AS-VNAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
203.162.78.0/23AS7643 VNPT-AS-VNAPNICVNPTMAINT-VN-VNPT
203.162.78.0/23AS7643 VNPT-AS-VNNTTCOMVDC - VNPTMAINT-VDC
203.162.78.0/23AS7643 VNPT-AS-VNRADBProxy-registered route objectMAINT-AS9304
203.162.76.0/22 coveringAS7643 VNPT-AS-VNRADBProxy-registered route objectMAINT-AS9304
203.162.72.0/21 coveringAS45899 VNPT-AS-VNNTTCOMVNPT NetMAINT-VNPT
203.162.72.0/21 coveringAS7643 VNPT-AS-VNRADBProxy-registered route objectMAINT-AS9304
203.162.72.0/21 coveringAS45899 VNPT-AS-VNRADBVNPT-NetMAINT-AS45899
203.162.64.0/20 coveringAS7643 VNPT-AS-VNAPNICVietNam Post and Telecom Corporation (VNPT) VNPT-AS-APMAINT-VN-VNPT
203.162.64.0/20 coveringAS7643 VNPT-AS-VNNTTCOMVietNam Post and Telecom Corporation (VNPT)MAINT-VDC
203.162.64.0/20 coveringAS7643 VNPT-AS-VNRADBProxy-registered route objectMAINT-AS9304
203.162.64.0/20 coveringAS45899 VNPT-AS-VNRADBVNPT-NetMAINT-AS45899
203.162.64.0/20 coveringAS7643 VNPT-AS-VNREACHREACH (Customer Route)MAINT-REACH-NOC
203.162.64.0/19 coveringAS45899 VNPT-AS-VNRADBVNPT-NetMAINT-AS45899
203.162.64.0/18 coveringAS45899 VNPT-AS-VNRADBVNPT-NetMAINT-AS45899
203.162.0.0/17 coveringAS45899 VNPT-AS-VNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.162.0.0/17 coveringAS45899 VNPT-AS-VNRADBCMI (Customer Route)MAINT-AS58453
203.162.0.0/16 coveringAS7643 VNPT-AS-VNRADBProxy-registered route objectMAINT-AS3491
203.162.0.0/16 coveringAS45899 VNPT-AS-VNRADBVNPTMAINT-AS9318
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

203.162.0.0/16 AS45899 VNPT-AS-VN
More specific

Prefixes inside 203.162.78.0/23

2 announced prefixes fall inside this one.

Show the 2 prefixes
203.162.78.0/24 AS7643 VNPT-AS-VN203.162.79.0/24 AS7643 VNPT-AS-VN
Tools

Check 203.162.78.0/23 live

Looking glassIP to ASN APIRPKI APIIRR API