ResearchRouting table, looking glass, RPKI & IRR

39.1.4.0/22 New Kaohsiung Broadband LTD.

Announced by AS9922 New Kaohsiung Broadband LTD. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 39.1.4.0/22

Prefix
39.1.4.0/22
Origin
AS9922 NKB-AS-TW
RPKI
RPKI valid
Size
1,024 addresses
Less specific
39.1.0.0/21 AS9922 NKB-AS-TW
More specifics
4
IRR route objects
1 exact, 4 covering
In RouteViews
2026-10-13 04:03 UTC
Paths

How 39.1.4.0/22 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 9680 3462 17408 9922
OriginAS9922 New Kaohsiung Broadband LTD.
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 5h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 17408×3 9922
OriginAS9922 New Kaohsiung Broadband LTD.
Origin codeIGP
Communities903:900 903:13760
Updated5d 13h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 17408×3 9922
OriginAS9922 New Kaohsiung Broadband LTD.
Origin codeIGP
Communities36295:100
Updated5d 13h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 9680 3462 17408 9922
OriginAS9922 New Kaohsiung Broadband LTD.
Origin codeIGP
Communities174:21001 174:22013
Updated5d 9h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 9680 3462 17408 9922
OriginAS9922 New Kaohsiung Broadband LTD.
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated5d 9h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS9922 to originate 39.1.0.0/20 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
39.1.0.0/20/24AS9922 NKB-AS-TWAPNIC
39.1.0.0/16/24AS18182 SONET-TWAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
39.1.4.0/22AS9922 NKB-AS-TWRADBRegistered for RouteMAINT-AS17408
39.1.0.0/21 coveringAS9922 NKB-AS-TWRADBRegistered for RouteMAINT-AS17408
39.1.0.0/19 coveringAS18182 SONET-TWRADBSo-net Entertainment Taiwan Limited CO., LTD.MAINT-AS18182
39.1.0.0/18 coveringAS18182 SONET-TWRADBSo-net Entertainment Taiwan Limited CO., LTD.MAINT-AS18182
39.1.0.0/16 coveringAS18182 SONET-TWRADBSo-net Entertainment Taiwan Limited CO., LTD.MAINT-AS18182
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

39.1.0.0/21 AS9922 NKB-AS-TW39.1.0.0/20 AS9922 NKB-AS-TW
More specific

Prefixes inside 39.1.4.0/22

4 announced prefixes fall inside this one.

Show the 4 prefixes
39.1.4.0/24 AS9922 NKB-AS-TW39.1.5.0/24 AS9922 NKB-AS-TW39.1.6.0/24 AS9922 NKB-AS-TW39.1.7.0/24 AS9922 NKB-AS-TW
Tools

Check 39.1.4.0/22 live

Looking glassIP to ASN APIRPKI APIIRR API