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 209.26.19.0/24 unknown
v4 209.26.20.0/24 unknown
v4 209.26.23.0/24 unknown
v4 209.26.235.0/24 unknown
v4 209.26.236.0/24 unknown
v4 209.26.240.0/24 unknown
v4 209.26.251.0/24 unknown
v4 209.26.26.0/23 unknown
v4 209.26.28.0/24 unknown
v4 209.26.3.0/24 unknown
v4 209.26.59.0/24 unknown
v4 209.3.0.0/16 unknown
v4 209.45.128.0/17 unknown
v4 216.104.63.0/24 unknown
v4 216.106.137.0/24 unknown
v4 216.106.141.0/24 unknown
v4 216.106.155.0/24 unknown
v4 216.106.158.0/24 unknown
v4 216.106.159.0/24 unknown
v4 216.111.0.0/16 unknown
v4 216.160.0.0/15 unknown
v4 216.160.0.0/22 unknown
v4 216.160.113.0/24 unknown
v4 216.160.116.0/22 unknown
v4 216.160.120.0/22 unknown
v4 216.160.128.0/20 unknown
v4 216.160.144.0/21 unknown
v4 216.160.152.0/23 unknown
v4 216.160.16.0/23 unknown
v4 216.160.160.0/20 unknown
v4 216.160.176.0/22 unknown
v4 216.160.180.0/23 unknown
v4 216.160.182.0/24 unknown
v4 216.160.185.0/24 unknown
v4 216.160.186.0/23 unknown
v4 216.160.188.0/22 unknown
v4 216.160.192.0/22 unknown
v4 216.160.199.0/24 unknown
v4 216.160.20.0/22 unknown
v4 216.160.203.0/24 unknown
v4 216.160.204.0/24 unknown
v4 216.160.216.0/21 unknown
v4 216.160.232.0/21 unknown
v4 216.160.242.0/23 unknown
v4 216.160.26.0/24 unknown
v4 216.160.28.0/24 unknown
v4 216.160.34.0/23 unknown
v4 216.160.36.0/22 unknown
v4 216.160.41.0/24 unknown
v4 216.160.42.0/23 unknown

RPKI: rpki.cloudflare.com · 2026-06-20

— 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

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AS209

Announced prefixes · 1,652

Prefix history

AS topology · Customer cone 406

Peers · 24

Customers · 385

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