ResearchRouting table, looking glass, RPKI & IRR

140.96.172.0/22 Industrial Technology Research Institute

Announced by AS18422 Industrial Technology Research Institute. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 140.96.172.0/22

Prefix
140.96.172.0/22
Origin
AS18422 ITRINET-AS-TW
RPKI
RPKI valid
Size
1,024 addresses
Less specific
140.96.160.0/19 AS18422 ITRINET-AS-TW
More specifics
2
IRR route objects
1 exact, 10 covering
In RouteViews
2026-10-13 16:03 UTC
Paths

How 140.96.172.0/22 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 13760 6939 17408 18422
OriginAS18422 Industrial Technology Research Institute
Origin codeIGP
Communities13760:3002 36601:150 36601:2001 36601:13760
Updated5d 14h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 17408 18422
OriginAS18422 Industrial Technology Research Institute
Origin codeIGP
Communities903:900 903:13760
Updated5d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 17408 18422
OriginAS18422 Industrial Technology Research Institute
Origin codeIGP
Communities36295:100
Updated5d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 17408 18422
OriginAS18422 Industrial Technology Research Institute
Origin codeIGP
Communitiesnone
Updated5d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 15412 17408 18422
OriginAS18422 Industrial Technology Research Institute
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated9d 15h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS18422 to originate 140.96.128.0/17 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
140.96.128.0/17/24AS18422 ITRINET-AS-TWAPNIC
140.96.0.0/16/19AS18422 ITRINET-AS-TWAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
140.96.172.0/22AS18422 ITRINET-AS-TWRADBProxy-registered route objectMAINT-AS3491
140.96.168.0/21 coveringAS18422 ITRINET-AS-TWAPNICIndustrial Technology Research Institute 195 Sec 4, Chung-Hsing RdMAINT-ITRI-TW
140.96.168.0/21 coveringAS18422 ITRINET-AS-TWRADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
140.96.160.0/20 coveringAS18422 ITRINET-AS-TWAPNICIndustrial Technology Research Institute 195 Sec 4, Chung-Hsing RdMAINT-ITRI-TW
140.96.160.0/20 coveringAS18422 ITRINET-AS-TWRADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
140.96.160.0/19 coveringAS18422 ITRINET-AS-TWRADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
140.96.128.0/18 coveringAS18422 ITRINET-AS-TWRADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
140.96.128.0/17 coveringAS18422 ITRINET-AS-TWRADBProxy-registered route objectMAINT-AS3491
140.96.0.0/16 coveringAS18422 ITRINET-AS-TWNTTCOMTaiwan Fixed NetworkMAINT-AS9924
140.96.0.0/16 coveringAS18422 ITRINET-AS-TWRADBTaiwan Fixed NetworkMAINT-AS9924
140.96.0.0/16 coveringAS9505 TWGATE-APREACHREACH (Customer Route)MAINT-REACH-NOC
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

140.96.160.0/19 AS18422 ITRINET-AS-TW140.96.128.0/18 AS18422 ITRINET-AS-TW140.96.128.0/17 AS18422 ITRINET-AS-TW140.96.0.0/16 AS18422 ITRINET-AS-TW
More specific

Prefixes inside 140.96.172.0/22

2 announced prefixes fall inside this one.

Show the 2 prefixes
140.96.172.0/23 AS18422 ITRINET-AS-TW140.96.174.0/23 AS18422 ITRINET-AS-TW
Tools

Check 140.96.172.0/22 live

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