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 70.58.64.0/19 unknown
v4 70.58.96.0/20 unknown
v4 70.59.0.0/18 unknown
v4 70.59.112.0/20 unknown
v4 70.59.128.0/19 unknown
v4 70.59.160.0/20 unknown
v4 70.59.176.0/21 unknown
v4 70.59.184.0/21 unknown
v4 70.59.192.0/19 unknown
v4 70.59.224.0/19 unknown
v4 70.59.64.0/19 unknown
v4 70.59.96.0/20 unknown
v4 71.0.0.0/14 unknown
v4 71.0.128.0/24 unknown
v4 71.0.129.0/24 unknown
v4 71.0.132.0/23 unknown
v4 71.0.134.0/23 unknown
v4 71.0.138.0/24 unknown
v4 71.0.139.0/24 unknown
v4 71.0.143.0/24 unknown
v4 71.0.144.0/21 unknown
v4 71.0.155.0/24 unknown
v4 71.0.168.0/21 unknown
v4 71.0.254.0/23 unknown
v4 71.0.64.0/20 unknown
v4 71.1.144.0/20 unknown
v4 71.1.182.0/24 unknown
v4 71.1.183.0/24 unknown
v4 71.1.188.0/24 unknown
v4 71.1.189.0/24 unknown
v4 71.1.192.0/24 unknown
v4 71.1.194.0/23 unknown
v4 71.1.196.0/23 unknown
v4 71.1.200.0/21 unknown
v4 71.1.224.0/19 unknown
v4 71.1.4.0/23 unknown
v4 71.1.72.0/21 unknown
v4 71.1.8.0/21 unknown
v4 71.1.80.0/24 unknown
v4 71.2.210.0/23 unknown
v4 71.2.212.0/24 unknown
v4 71.2.213.0/24 unknown
v4 71.2.214.0/24 unknown
v4 71.2.215.0/24 unknown
v4 71.2.224.0/22 unknown
v4 71.2.228.0/23 unknown
v4 71.2.230.0/24 unknown
v4 71.2.51.0/24 unknown
v4 71.2.54.0/23 unknown
v4 71.2.57.0/24 unknown

RPKI: rpki.cloudflare.com · 2026-06-22

— 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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