AS21554

Name: AS21554 — Wisconsin CyberLynk Network, Inc.
Creator: ipdex

Wisconsin CyberLynk Network, Inc. Unknown registered in United States

64IPv4 prefixes

2IPv6 prefixes

2%RPKI-valid

#8,424AS Rank

327/327RIS visibility

#514Rank in United States

2001-05-23Allocated

Wisconsin CyberLynk Network, Inc. (AS21554) — Unknown, registered in United States. announces 64 IPv4 prefixes + 2 IPv6 prefixes. Rank in United States: #514. Allocated: 2001-05-23.

IPv4 64IPv6 2

Announced prefixes · 66

v4 38.39.179.0/24 unknown
v4 38.39.180.0/24 unknown
v4 38.39.181.0/24 unknown
v4 38.39.182.0/24 unknown
v4 38.39.183.0/24 unknown
v4 38.39.184.0/24 unknown
v4 38.39.185.0/24 unknown
v4 38.39.186.0/24 unknown
v4 38.39.187.0/24 unknown
v4 38.39.188.0/24 unknown
v4 38.39.189.0/24 unknown
v4 38.39.190.0/24 unknown
v4 38.39.191.0/24 unknown
v4 66.185.16.0/20 unknown
v6 2604:cb80::/32 unknown
v6 2605:3800::/32 unknown

RPKI: rpki.cloudflare.com · 2026-06-21

Routing: 64 IPv4 · 2 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-21

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	66
2026-06-13	66

Facilities · 1

1 Facilities · 1 Countries

CyberLynk MKE1 Franklin

AS topology · Customer cone 2

Providers · 6

AS3356 Level 3 Parent, LLC
AS174 Cogent Communications, LLC
AS2914 NTT America, Inc.
AS7018 AT&T Enterprises, LLC
AS40264 Charter Communications LLC
AS30517 Missouri Network Alliance, LLC

Peers · 1

AS1000 LINK AMERICAN

Customers · 1

AS54110 Modulis

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