ResearchRouting table, looking glass, RPKI & IRR

119.28.112.0/21 Tencent Building, Kejizhongyi Avenue

Announced by AS132203 Tencent Building, Kejizhongyi Avenue. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 119.28.112.0/21

Prefix
119.28.112.0/21
Origin
AS132203 TENCENT-NET-AP-CN
RPKI
RPKI valid
Size
2,048 addresses
Less specific
119.28.96.0/19 AS132203 TENCENT-NET-AP-CN
More specifics
4
IRR route objects
2 exact, 20 covering
In RouteViews
2026-10-13 12:02 UTC
Paths

How 119.28.112.0/21 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 13760 3356 132203
OriginAS132203 Tencent Building, Kejizhongyi Avenue
Origin codeIGP
Communities3356:4 3356:22 3356:100 3356:123 3356:703 3356:901 3356:2172 36601:150 36601:2001 36601:13760
Updated5d 11h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 132203
OriginAS132203 Tencent Building, Kejizhongyi Avenue
Origin codeIGP
Communities903:900 903:13760
Updated5d 20h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 3356 132203
OriginAS132203 Tencent Building, Kejizhongyi Avenue
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated2h 11m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 3356 132203
OriginAS132203 Tencent Building, Kejizhongyi Avenue
Origin codeIGP
Communities174:21000 174:22013
Updated5d 20h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3356 132203
OriginAS132203 Tencent Building, Kejizhongyi Avenue
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated9d 13h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS132203 to originate 119.28.112.0/21 up to /21. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
119.28.112.0/21/21AS132203 TENCENT-NET-AP-CNAPNIC
119.28.96.0/19/19AS132203 TENCENT-NET-AP-CNAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
119.28.112.0/21AS132203 TENCENT-NET-AP-CNNTTCOMProxy-registered route objectMAINT-AS9304
119.28.112.0/21AS132203 TENCENT-NET-AP-CNRADBProxy-registered route objectMAINT-HGC-INTL
119.28.112.0/20 coveringAS133478 TENCENT-AS-APAPNICComsenzNet routesMAINT-COMSENZ1-CN
119.28.96.0/19 coveringAS132203 TENCENT-NET-AP-CNNTTCOMProxy-registered route objectMAINT-AS9304
119.28.96.0/19 coveringAS132203 TENCENT-NET-AP-CNRADBProxy-registered route objectMAINT-HGC-INTL
119.28.64.0/18 coveringAS132203 TENCENT-NET-AP-CNNTTCOMProxy-registered route objectMAINT-AS9304
119.28.64.0/18 coveringAS133478 TENCENT-AS-APNTTCOMProxy-registered route objectMAINT-AS9304
119.28.64.0/18 coveringAS132203 TENCENT-NET-AP-CNRADBProxy-registered route objectMAINT-HGC-INTL
119.28.64.0/18 coveringAS133478 TENCENT-AS-APRADBProxy-registered route objectMAINT-HGC-INTL
119.28.0.0/17 coveringAS38082 IIT-TIG-AS-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
119.28.0.0/17 coveringAS132203 TENCENT-NET-AP-CNNTTCOMProxy-registered route objectMAINT-AS9304
119.28.0.0/17 coveringAS133478 TENCENT-AS-APNTTCOMProxy-registered route objectMAINT-AS9304
119.28.0.0/17 coveringAS38082 IIT-TIG-AS-APRADBCMI (Customer Route)MAINT-AS58453
119.28.0.0/17 coveringAS132203 TENCENT-NET-AP-CNRADBProxy-registered route objectMAINT-HGC-INTL
119.28.0.0/17 coveringAS133478 TENCENT-AS-APRADBProxy-registered route objectMAINT-HGC-INTL
119.28.0.0/16 coveringAS132203 TENCENT-NET-AP-CNAPNICComsenzNet routesMAINT-TENCENT-NET-AP-CN
119.28.0.0/16 coveringAS38082 IIT-TIG-AS-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
119.28.0.0/16 coveringAS132203 TENCENT-NET-AP-CNNTTCOMProxy-registered route objectMAINT-AS9304
119.28.0.0/16 coveringAS133478 TENCENT-AS-APNTTCOMProxy-registered route objectMAINT-AS9304
119.28.0.0/16 coveringAS38082 IIT-TIG-AS-APRADBCMI (Customer Route)MAINT-AS58453
119.28.0.0/16 coveringAS132203 TENCENT-NET-AP-CNRADBProxy-registered route objectMAINT-HGC-INTL
119.28.0.0/16 coveringAS133478 TENCENT-AS-APRADBProxy-registered route objectMAINT-HGC-INTL
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

119.28.96.0/19 AS132203 TENCENT-NET-AP-CN
More specific

Prefixes inside 119.28.112.0/21

4 announced prefixes fall inside this one.

Show the 4 prefixes
119.28.112.0/23 AS132203 TENCENT-NET-AP-CN119.28.114.0/23 AS132203 TENCENT-NET-AP-CN119.28.116.0/23 AS132203 TENCENT-NET-AP-CN119.28.118.0/23 AS132203 TENCENT-NET-AP-CN
Tools

Check 119.28.112.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API