ResearchRouting table, looking glass, RPKI & IRR

209.1.0.0/16 CenturyLink Communications, LLC

Announced by AS3561 CenturyLink Communications, LLC. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 209.1.0.0/16

Prefix
209.1.0.0/16
Origin
AS3561 CENTURYLINK-LEGACY-SAVVIS
RPKI
RPKI not found
Size
65,536 addresses
Less specific
none
More specifics
12
IRR route objects
0 exact, 0 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 209.1.0.0/16 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 3561
OriginAS3561 CenturyLink Communications, LLC
Origin codeIGP
Communities3356:3 3356:22 3356:100 3356:123 3356:575 3356:903 3356:2008 3561:11840 3561:43209 36601:150 36601:2001 36601:13760
Updated4d 19h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 3561
OriginAS3561 CenturyLink Communications, LLC
Origin codeIGP
Communities903:900 903:13760
Updated5d 3h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 3561
OriginAS3561 CenturyLink Communications, LLC
Origin codeIGP
Communities36295:100
Updated5d 3h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 3356 3561
OriginAS3561 CenturyLink Communications, LLC
Origin codeIGP
Communities174:21000 174:22013
Updated5d 3h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3356 3561
OriginAS3561 CenturyLink Communications, LLC
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 20h ago
RPKI

Route origin authorizations

No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.

More specific

Prefixes inside 209.1.0.0/16

12 announced prefixes fall inside this one.

Show the 12 prefixes
209.1.0.0/20 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.5.0/24 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.6.0/24 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.56.0/21 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.64.0/21 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.80.0/21 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.88.0/21 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.120.0/21 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.160.0/22 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.208.0/20 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.232.0/21 AS3561 CENTURYLINK-LEGACY-SAVVIS209.1.248.0/21 AS3561 CENTURYLINK-LEGACY-SAVVIS
Tools

Check 209.1.0.0/16 live

Looking glassIP to ASN APIRPKI APIIRR API