ResearchRouting table, looking glass, RPKI & IRR

167.220.226.0/23 Microsoft Corp

Announced by AS45139 Microsoft Corp. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 167.220.226.0/23

Prefix
167.220.226.0/23
Origin
AS45139 MICROSOFT-AS-AP
RPKI
RPKI valid
Size
512 addresses
Less specific
167.220.224.0/19 AS3598 MICROSOFT-CORP-AS
More specifics
1
IRR route objects
2 exact, 3 covering
In RouteViews
2026-10-12 12:02 UTC
Paths

How 167.220.226.0/23 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 9498 45139
OriginAS45139 Microsoft Corp
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated4d 10h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 3257 9498 45139
OriginAS45139 Microsoft Corp
Origin codeIGP
Communities903:900 903:13760
Updated4d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 9498 45139
OriginAS45139 Microsoft Corp
Origin codeIGP
Communities36295:100
Updated2d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 9498 45139
OriginAS45139 Microsoft Corp
Origin codeIGP
Communitiesnone
Updated2d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 9498 45139
OriginAS45139 Microsoft Corp
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated8d 12h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS45139 to originate 167.220.226.0/23 up to /23. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
167.220.226.0/23/23AS45139 MICROSOFT-AS-APAPNIC
167.220.224.0/20/20AS3598 MICROSOFT-CORP-ASAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
167.220.226.0/23AS45139 MICROSOFT-AS-APAPNICMicrosoft Singapore Pte. Ltd. One Microsoft WayMAINT-AP-MICROSOFT, MAINT-MOPL-SG
167.220.226.0/23AS45139 MICROSOFT-AS-APRADBMicrosoft CorporateMAINT-AS8075
167.220.224.0/20 coveringAS3598 MICROSOFT-CORP-ASAPNICMicrosoft Singapore Pte. Ltd. One Microsoft WayMAINT-AP-MICROSOFT, MAINT-MOPL-SG
167.220.224.0/19 coveringAS3598 MICROSOFT-CORP-ASRADBMicrosoft CorporateMAINT-AS8075
167.220.0.0/16 coveringAS3598 MICROSOFT-CORP-ASRADBMicrosoft CorporateMAINT-AS8075
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

167.220.224.0/19 AS3598 MICROSOFT-CORP-AS167.220.0.0/16 AS3598 MICROSOFT-CORP-AS
More specific

Prefixes inside 167.220.226.0/23

1 announced prefix fall inside this one.

Show the 1 prefixes
167.220.227.0/24 AS45139 MICROSOFT-AS-AP
Tools

Check 167.220.226.0/23 live

Looking glassIP to ASN APIRPKI APIIRR API