ResearchRouting table, looking glass, RPKI & IRR

87.83.104.0/21 SAKURA LINK LIMITED

Announced by AS49304 SAKURA LINK LIMITED. RPKI valid Seen by 4 of our 5 looking glass sessions.

Summary

What the table says about 87.83.104.0/21

Prefix
87.83.104.0/21
Origin
AS49304 SAKURA-AS
RPKI
RPKI valid
Size
2,048 addresses
Less specific
87.82.0.0/15 AS3257 GTT-BACKBONE
More specifics
14
IRR route objects
1 exact, 4 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 87.83.104.0/21 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 137409 9516 49304
OriginAS49304 SAKURA LINK LIMITED
Origin codeIGP
Communities13760:3002 36601:150 36601:2001 36601:13760 137409:137409:137409
Updated4d 20h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 137409 9516 49304
OriginAS49304 SAKURA LINK LIMITED
Origin codeIGP
Communities903:900 903:13760
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 49304
OriginAS49304 SAKURA LINK LIMITED
Origin codeIGP
Communities36295:100
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 49304
OriginAS49304 SAKURA LINK LIMITED
Origin codeIGP
Communitiesnone
Updated5d 5h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS49304 to originate 87.83.96.0/20 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
87.83.96.0/20/22AS3356 LEVEL3RIPE
87.83.96.0/20/24AS9516 SAKURALINK-AS-APRIPE
87.83.96.0/20/24AS49304 SAKURA-ASRIPE
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
87.83.104.0/21AS49304 SAKURA-ASRADBRoute for 87.83.104.0/21MAINT-AS49304
87.83.96.0/20 coveringAS3356 LEVEL3RIPENAS3257-IPAM-MNT
87.83.96.0/20 coveringAS9516 SAKURALINK-AS-APRIPENAS3257-IPAM-MNT
87.83.96.0/20 coveringAS49304 SAKURA-ASRIPENAS3257-IPAM-MNT
87.82.0.0/15 coveringAS3257 GTT-BACKBONERIPEGTTAS3257-ROUTE-MNT
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

87.82.0.0/15 AS3257 GTT-BACKBONE
More specific

Prefixes inside 87.83.104.0/21

14 announced prefixes fall inside this one.

Show the 14 prefixes
87.83.104.0/22 AS49304 SAKURA-AS87.83.104.0/23 AS49304 SAKURA-AS87.83.104.0/24 AS49304 SAKURA-AS87.83.105.0/24 AS49304 SAKURA-AS87.83.106.0/23 AS49304 SAKURA-AS87.83.106.0/24 AS49304 SAKURA-AS87.83.107.0/24 AS49304 SAKURA-AS87.83.108.0/22 AS49304 SAKURA-AS87.83.108.0/23 AS49304 SAKURA-AS87.83.108.0/24 AS49304 SAKURA-AS87.83.109.0/24 AS49304 SAKURA-AS87.83.110.0/23 AS49304 SAKURA-AS87.83.110.0/24 AS49304 SAKURA-AS87.83.111.0/24 AS49304 SAKURA-AS
Tools

Check 87.83.104.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API