ResearchRouting table, looking glass, RPKI & IRR

139.47.192.0/18 Fastweb SpA

Announced by AS12663 Fastweb SpA. RPKI valid Seen by 5 of our 5 looking glass sessions. Also originated by AS1273

Summary

What the table says about 139.47.192.0/18

Prefix
139.47.192.0/18
Origin
AS12663 VODAFONE-GROUP
RPKI
RPKI valid
Size
16,384 addresses
Less specific
none
More specifics
13
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 12:02 UTC
Paths

How 139.47.192.0/18 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 1273
OriginAS1273 IDDQD-AS
Origin codeIGP
Communities174:21100 174:22007 36601:150 36601:174 36601:2001
Updated5d 13h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 3257 1273
OriginAS1273 IDDQD-AS
Origin codeIGP
Communities903:900 903:13760
Updated3h 6m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 1273
OriginAS1273 IDDQD-AS
Origin codeIGP
Communities36295:100
Updated1d 14h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 1273
OriginAS1273 IDDQD-AS
Origin codeIGP
Communitiesnone
Updated1d 14h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1273
OriginAS1273 IDDQD-AS
Origin codeIGP
Communities174:21100 174:22007 36295:100 36295:174
Updated5d 13h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS12663 to originate 139.47.192.0/18 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
139.47.192.0/18/24AS1273 CWRIPE
139.47.192.0/18/24AS6660 CWASIARIPE
139.47.192.0/18/24AS12663 VODAFONE-GROUPRIPE
139.47.192.0/18/24AS201917 VF-GROUP-DC1RIPE
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
139.47.192.0/18AS12663 VODAFONE-GROUPRIPEVodafone Group ServicesMNT-ON
More specific

Prefixes inside 139.47.192.0/18

13 announced prefixes fall inside this one.

Show the 13 prefixes
139.47.192.0/22 AS12663 VODAFONE-GROUP139.47.196.0/22 AS201917 VF-GROUP-DC1139.47.200.0/22 AS201917 VF-GROUP-DC1139.47.206.0/24 AS201917 VF-GROUP-DC1139.47.208.0/22 AS12663 VODAFONE-GROUP139.47.211.0/24 AS12663 VODAFONE-GROUP139.47.212.0/22 AS201917 VF-GROUP-DC1139.47.216.0/22 AS12663 VODAFONE-GROUP139.47.219.0/24 AS12663 VODAFONE-GROUP139.47.226.0/24 AS12663 VODAFONE-GROUP139.47.240.0/24 AS1273 CW139.47.241.0/24 AS1273 CW139.47.242.0/24 AS6660 CWASIA
Tools

Check 139.47.192.0/18 live

Looking glassIP to ASN APIRPKI APIIRR API