ResearchRouting table, looking glass, RPKI & IRR

167.220.204.0/22 Microsoft Corporation

Announced by AS3598 Microsoft Corporation. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 167.220.204.0/22

Prefix
167.220.204.0/22
Origin
AS3598 MICROSOFT-CORP-AS
RPKI
RPKI valid
Size
1,024 addresses
Less specific
167.220.192.0/19 AS3598 MICROSOFT-CORP-AS
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 167.220.204.0/22 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 3356 1680 3598
OriginAS3598 Microsoft Corporation
Origin codeIGP
Communities1680:9 1680:303 1680:910 1680:1680 1680:1681 1680:2555 3356:2 3356:22 3356:100 3356:123 3356:501 3356:901 3356:2065 36601:150 36601:2001 36601:13760
Updated4d 21h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 1680 3598
OriginAS3598 Microsoft Corporation
Origin codeIGP
Communities903:900 903:13760
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 1680 3598
OriginAS3598 Microsoft Corporation
Origin codeIGP
Communities36295:100
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 1680 3598
OriginAS3598 Microsoft Corporation
Origin codeIGP
Communitiesnone
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 1680 3598
OriginAS3598 Microsoft Corporation
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 22h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS3598 to originate 167.220.204.0/22 up to /22. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
167.220.204.0/22/22AS3598 MICROSOFT-CORP-ASARIN
167.220.192.0/19/19AS3598 MICROSOFT-CORP-ASARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
167.220.204.0/22AS3598 MICROSOFT-CORP-ASRADBMicrosoft CorporateMAINT-AS8075
167.220.192.0/19 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.

167.220.192.0/19 AS3598 MICROSOFT-CORP-AS167.220.0.0/16 AS3598 MICROSOFT-CORP-AS
Tools

Check 167.220.204.0/22 live

Looking glassIP to ASN APIRPKI APIIRR API