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 130.13.128.0/19 unknown
v4 130.13.160.0/24 unknown
v4 137.107.65.0/24 unknown
v4 138.210.0.0/16 unknown
v4 138.210.132.0/23 unknown
v4 138.210.134.0/24 unknown
v4 138.210.71.0/24 unknown
v4 143.61.91.0/24 unknown
v4 144.163.0.0/16 unknown
v4 146.174.238.0/23 unknown
v4 148.156.96.0/23 unknown
v4 149.64.224.0/24 valid
v4 161.203.14.0/23 valid
v4 161.203.16.0/23 valid
v4 161.203.18.0/23 valid
v4 161.203.22.0/23 valid
v4 161.203.24.0/23 valid
v4 161.203.26.0/23 valid
v4 162.104.0.0/16 unknown
v4 162.242.94.0/23 unknown
v4 168.103.0.0/16 unknown
v4 168.103.128.0/20 unknown
v4 168.103.144.0/20 unknown
v4 168.103.160.0/20 unknown
v4 168.103.176.0/20 unknown
v4 168.103.192.0/19 unknown
v4 168.103.20.0/23 unknown
v4 168.103.224.0/20 unknown
v4 168.103.240.0/22 unknown
v4 168.103.244.0/22 unknown
v4 168.103.28.0/22 unknown
v4 168.103.36.0/22 unknown
v4 168.103.4.0/22 unknown
v4 168.103.40.0/21 unknown
v4 168.103.52.0/22 unknown
v4 168.103.56.0/21 unknown
v4 168.103.64.0/19 unknown
v4 168.103.96.0/19 unknown
v4 168.251.0.0/16 unknown
v4 173.202.0.0/16 unknown
v4 173.202.192.0/22 unknown
v4 174.16.0.0/12 unknown
v4 174.16.0.0/16 unknown
v4 174.17.0.0/16 unknown
v4 174.18.0.0/16 unknown
v4 174.20.0.0/16 unknown
v4 174.21.0.0/16 unknown
v4 174.22.128.0/18 unknown
v4 174.22.192.0/18 unknown
v4 174.23.0.0/16 unknown

RPKI: rpki.cloudflare.com · 2026-06-17

— 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

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AS209

Announced prefixes · 1,652

Prefix history

AS topology · Customer cone 406

Peers · 24

Customers · 385

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