AS209

Name: AS209 — CenturyLink Communications, LLC
Creator: ipdex

CenturyLink Communications, LLC ISP registered in United States

1,620IPv4 prefixes

32IPv6 prefixes

1%RPKI-valid

#144AS Rank

#20Rank in United States

1998-11-13Allocated

CenturyLink Communications, LLC (AS209) — ISP, registered in United States. announces 1,620 IPv4 prefixes + 32 IPv6 prefixes. Rank in United States: #20. Allocated: 1998-11-13.

IPv4 1,620IPv6 32

Announced prefixes · 1,652

v4 67.239.8.0/22 unknown
v4 67.3.0.0/17 unknown
v4 67.3.128.0/17 unknown
v4 67.4.0.0/16 unknown
v4 67.4.128.0/17 unknown
v4 67.4.224.0/20 unknown
v4 67.40.0.0/15 unknown
v4 67.40.0.0/19 unknown
v4 67.40.112.0/21 unknown
v4 67.40.120.0/22 unknown
v4 67.40.128.0/19 unknown
v4 67.40.160.0/20 unknown
v4 67.40.176.0/20 unknown
v4 67.40.192.0/19 unknown
v4 67.40.224.0/20 unknown
v4 67.40.227.0/24 unknown
v4 67.40.240.0/21 unknown
v4 67.40.248.0/21 unknown
v4 67.40.32.0/19 unknown
v4 67.40.64.0/19 unknown
v4 67.40.96.0/20 unknown
v4 67.41.0.0/20 unknown
v4 67.41.104.0/21 unknown
v4 67.41.112.0/20 unknown
v4 67.41.128.0/19 unknown
v4 67.41.160.0/19 unknown
v4 67.41.192.0/19 unknown
v4 67.41.20.0/22 unknown
v4 67.41.24.0/21 unknown
v4 67.41.240.0/21 unknown
v4 67.41.248.0/21 unknown
v4 67.41.32.0/20 unknown
v4 67.41.62.0/23 unknown
v4 67.41.64.0/21 unknown
v4 67.41.72.0/21 unknown
v4 67.41.82.0/23 unknown
v4 67.41.84.0/24 unknown
v4 67.41.88.0/21 unknown
v4 67.41.96.0/21 unknown
v4 67.42.0.0/16 unknown
v4 67.42.0.0/20 unknown
v4 67.42.112.0/21 unknown
v4 67.42.120.0/21 unknown
v4 67.42.128.0/20 unknown
v4 67.42.136.0/22 unknown
v4 67.42.144.0/20 unknown
v4 67.42.16.0/20 unknown
v4 67.42.160.0/21 unknown
v4 67.42.168.0/21 unknown
v4 67.42.184.0/22 unknown

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

— Routing status unavailable

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	1652
2026-06-13	1652
2026-06-14	1652
2026-06-16	1652
2026-06-17	1652
2026-06-19	1652
2026-06-21	1652

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AS209

Announced prefixes · 1,652

Prefix history

AS topology · Customer cone 406

Peers · 24

Customers · 385

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