ResearchRouting table, looking glass, RPKI & IRR

49.159.136.0/21 UNION BROADBAND NETWORK

Announced by AS24163 UNION BROADBAND NETWORK. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 49.159.136.0/21

Prefix
49.159.136.0/21
Origin
AS24163 UBBNET-AS-TW
RPKI
RPKI valid
Size
2,048 addresses
Less specific
49.159.0.0/16 AS24164 UBBNET-AS-TW
More specifics
0
IRR route objects
1 exact, 5 covering
In RouteViews
2026-10-12 12:02 UTC
Paths

How 49.159.136.0/21 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 174 9924×2 24163
OriginAS24163 UNION BROADBAND NETWORK
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated3d 3h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2914 9924 24163
OriginAS24163 UNION BROADBAND NETWORK
Origin codeIGP
Communities903:900 903:13760
Updated4d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 9924 24163
OriginAS24163 UNION BROADBAND NETWORK
Origin codeIGP
Communities36295:100
Updated4d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 9924 24163
OriginAS24163 UNION BROADBAND NETWORK
Origin codeIGP
Communitiesnone
Updated4d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 9924×2 24163
OriginAS24163 UNION BROADBAND NETWORK
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated3d 3h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS24163 to originate 49.158.0.0/15 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
49.159.136.0/21/21AS24164 UBBNET-AS-TWAPNIC
49.159.0.0/16/24AS24164 UBBNET-AS-TWAPNIC
49.159.0.0/16/16AS24164 UBBNET-AS-TWAPNIC
49.158.0.0/15/24AS24163 UBBNET-AS-TWAPNIC
49.158.0.0/15/24AS24164 UBBNET-AS-TWAPNIC
49.158.0.0/15/24AS24165 UBBNET-AS-TWAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
49.159.136.0/21AS24164 UBBNET-AS-TWRADBTaiwan Fixed Network Proxy AnnouncementMAINT-AS9924
49.159.128.0/19 coveringAS24164 UBBNET-AS-TWNTTCOMTaiwan Fixed Network Proxy AnnouncementMAINT-AS9924
49.159.128.0/19 coveringAS24164 UBBNET-AS-TWRADBTaiwan Fixed Network Proxy AnnouncementMAINT-AS9924
49.159.0.0/16 coveringAS24164 UBBNET-AS-TWNTTCOMTaiwan Fixed Network Proxy AnnouncementMAINT-AS9924
49.159.0.0/16 coveringAS24164 UBBNET-AS-TWRADBTaiwan Fixed Network Proxy AnnouncementMAINT-AS9924
49.158.0.0/15 coveringAS24164 UBBNET-AS-TWRADBTaiwan Fixed Network Proxy AnnouncementMAINT-AS9924
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

49.159.0.0/16 AS24164 UBBNET-AS-TW49.158.0.0/15 AS24164 UBBNET-AS-TW
Tools

Check 49.159.136.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API