ResearchRouting table, looking glass, RPKI & IRR

104.166.136.0/22 Zenlayer Inc

Announced by AS21859 Zenlayer Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 104.166.136.0/22

Prefix
104.166.136.0/22
Origin
AS21859 ZEN-ECN
RPKI
RPKI valid
Size
1,024 addresses
Less specific
none
More specifics
4
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-12 12:02 UTC
Paths

How 104.166.136.0/22 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 174 3257 8452 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated5h 20m ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 3257 8452 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities903:900 903:13760
Updated5h 20m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6762 8452×5 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities36295:100
Updated4d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 3257 8452 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities174:21000 174:22013
Updated5h 20m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3257 8452 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated5h 20m ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS21859 to originate 104.166.128.0/18 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
104.166.128.0/18/24AS21859 ZEN-ECNRIPE
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
104.166.136.0/22AS21859 ZEN-ECNRADBZL-IDC-CAL1-W40707MAINT-AS21859
104.166.136.0/22AS21859 ZEN-ECNRIPENUS-ZENLAYER-1-MNT
104.166.128.0/18 coveringAS21859 ZEN-ECNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
104.166.128.0/18 coveringAS21859 ZEN-ECNRADBCMI (Customer Route)MAINT-AS58453
More specific

Prefixes inside 104.166.136.0/22

4 announced prefixes fall inside this one.

Show the 4 prefixes
104.166.136.0/24 AS21859 ZEN-ECN104.166.137.0/24 AS21859 ZEN-ECN104.166.138.0/24 AS21859 ZEN-ECN104.166.139.0/24 AS21859 ZEN-ECN
Tools

Check 104.166.136.0/22 live

Looking glassIP to ASN APIRPKI APIIRR API