AS3561

Name: AS3561 — CenturyLink Communications, LLC
Creator: ipdex

CenturyLink Communications, LLC ISP registered in United States

618IPv4 prefixes

2IPv6 prefixes

25%RPKI-valid

#777AS Rank

#59Rank in United States

1998-10-07Allocated

CenturyLink Communications, LLC (AS3561) — ISP, registered in United States. announces 618 IPv4 prefixes + 2 IPv6 prefixes. Rank in United States: #59. Allocated: 1998-10-07.

IPv4 618IPv6 2

Announced prefixes · 620

v4 216.34.96.0/19 unknown
v4 216.35.0.0/19 unknown
v4 216.35.104.0/21 unknown
v4 216.35.112.0/20 unknown
v4 216.35.128.0/19 unknown
v4 216.35.176.0/20 unknown
v4 216.35.192.0/20 unknown
v4 216.35.208.0/20 unknown
v4 216.35.224.0/19 unknown
v4 216.35.245.0/24 unknown
v4 216.35.64.0/20 unknown
v4 216.39.111.0/24 unknown
v4 216.39.32.0/20 unknown
v4 216.39.37.0/24 unknown
v4 216.39.38.0/23 unknown
v4 216.39.64.0/19 unknown
v4 216.39.96.0/20 unknown
v4 216.48.64.0/20 unknown
v4 216.64.192.0/19 unknown
v4 216.69.224.0/20 unknown
v4 216.74.128.0/18 unknown
v4 216.74.128.0/19 unknown
v4 216.88.0.0/14 valid
v4 23.230.194.0/24 valid
v4 23.230.243.0/24 valid
v4 23.26.202.0/24 valid
v4 45.38.108.0/24 valid
v4 45.38.144.0/24 valid
v4 45.38.147.0/24 valid
v4 45.38.172.0/24 valid
v4 45.38.247.0/24 valid
v4 45.38.250.0/24 valid
v4 45.38.28.0/24 valid
v4 45.38.49.0/24 valid
v4 45.38.5.0/24 valid
v4 45.38.61.0/24 valid
v4 45.38.66.0/24 valid
v4 45.38.71.0/24 valid
v4 45.39.133.0/24 valid
v4 45.39.160.0/24 valid
v4 45.39.177.0/24 valid
v4 45.39.193.0/24 valid
v4 45.39.54.0/24 valid
v4 45.39.61.0/24 valid
v4 45.39.68.0/24 valid
v4 45.39.88.0/24 valid
v4 45.39.89.0/24 valid
v4 45.39.97.0/24 valid
v4 5.157.164.0/22 valid
v4 50.114.165.0/24 valid

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	623
2026-06-13	623
2026-06-14	623
2026-06-16	623
2026-06-19	622
2026-06-20	620
2026-06-21	620

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AS3561

Announced prefixes · 620

Prefix history

AS topology · Customer cone 53

Providers · 3

Peers · 3

Customers · 52

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