OSN

Network

CenturyLink Communications, LLC

AS209registered in United States (US)hosts in 2 countries

As of 2026-10-07, CenturyLink Communications, LLC (AS209, registered in United States) had 88 895 hosts seen in 2 countries; 876 of them with known CVEs (2 087 distinct, 13 known to be exploited). It announces 1 586 IPv4 prefixes and 32 IPv6 prefixes (19 845 632 IPv4 addresses, 22nd by address space).

Known CVEs in this network

88 895hosts seen
876hosts with known CVEs
2 087distinct CVEs
13known exploited

CVEs by severity: CRITICAL 210 HIGH 553 MEDIUM 1 166 LOW 153 UNRATED 5

A match is an indication, not proof: it is based on the software version a service reported, and fixes are often backported without changing the version.

Not counted: 203 hosts with CVEs only on distribution builds whose fix may be backported.

Counted 2026-10-07 03:22 UTC

Organisation
Lumen Technologies Inc
Network type
Network service provider (transit) · peering policy No
Website
http://www.lumen.com
Registry
ARIN · United States US · allocated 1998-11-13
Announced prefixes
1 586 IPv4 · 32 IPv6 See them
IPv4 address space
19 845 632 addresses · 22nd of 87 237 networks by size
Rank by exposure
498th by hosts with known CVEs Ranking

Routing

Most common CVEs in this network

CVEHosts
CVE-2026-73282 MEDIUM 4.8 446
CVE-2026-73281 LOW 3.5 446
CVE-2026-73283 LOW 2.5 446
CVE-2026-60002 HIGH 7.7 332
CVE-2026-60000 HIGH 7.5 332
CVE-2026-59998 MEDIUM 6.5 332
CVE-2026-60001 MEDIUM 6.5 332
CVE-2026-59999 MEDIUM 5.9 332
CVE-2026-59995 MEDIUM 5.4 332
CVE-2026-59996 MEDIUM 5.4 332
CVE-2026-59997 MEDIUM 5.4 332
CVE-2023-48795 MEDIUM 5.9 293
CVE-2026-35385 HIGH 8.1 264
CVE-2026-35414 HIGH 8.1 264
CVE-2026-35387 MEDIUM 6.5 264
CVE-2026-35388 LOW 2.5 264
CVE-2025-61984 LOW 3.6 244
CVE-2025-61985 LOW 3.6 244
CVE-2025-26465 MEDIUM 6.8 190
CVE-2025-32728 LOW 3.8 175
CVE-2023-51385 MEDIUM 6.5 156
CVE-2023-38408 CRITICAL 9.8 140
CVE-2016-7406 CRITICAL 9.8 132
CVE-2016-7407 CRITICAL 9.8 132
CVE-2016-7408 HIGH 8.8 132
CVE-2017-9078 HIGH 8.8 132
CVE-2020-36254 HIGH 8.1 132
CVE-2017-2659 HIGH 7.5 132
CVE-2021-36369 HIGH 7.5 132
CVE-2016-3116 MEDIUM 6.4 132
CVE-2016-7409 MEDIUM 5.5 132
CVE-2018-15599 MEDIUM 5.3 132
CVE-2013-4421 MEDIUM 5.0 132
CVE-2013-4434 MEDIUM 5.0 132
CVE-2017-9079 MEDIUM 4.7 132
CVE-2007-1099 HIGH 7.5 128
CVE-2005-4178 MEDIUM 6.5 128
CVE-2006-1206 MEDIUM 5.0 128
CVE-2021-36368 LOW 3.7 110
CVE-2016-20012 MEDIUM 5.3 109
CVE-2020-15778 HIGH 7.4 88
CVE-2021-41617 HIGH 7.0 86
CVE-2020-14145 MEDIUM 5.9 83
CVE-2026-93546 HIGH 8.8 80
CVE-2024-6387 HIGH 8.1 80
CVE-2026-56154 CRITICAL 9.8 66
CVE-2026-57941 CRITICAL 9.8 66
CVE-2026-59797 CRITICAL 9.8 66
CVE-2026-73636 HIGH 8.1 66
CVE-2026-48005 HIGH 7.5 66

The 50 found on the most hosts, of 2 087 CVEs.

Most exposed hosts

IPExploitedCVEs
66.77.244.215 4 58 CVEs
71.214.97.109 3 241 CVEs
71.38.112.8 3 241 CVEs
71.48.38.98 3 241 CVEs
72.165.133.250 3 214 CVEs
75.164.136.126 3 120 CVEs
65.128.211.5 3 114 CVEs
97.119.252.167 3 111 CVEs
71.32.221.211 3 108 CVEs
97.120.42.8 3 107 CVEs
67.133.86.222 3 14 CVEs
75.167.112.160 3 14 CVEs
67.133.86.16 3 11 CVEs
63.225.196.95 3 10 CVEs
97.118.39.222 3 10 CVEs
67.0.244.45 2 451 CVEs
67.5.13.16 2 451 CVEs
70.59.23.135 2 451 CVEs
71.223.154.98 2 451 CVEs
71.54.203.125 2 451 CVEs
97.119.252.35 2 451 CVEs
97.121.140.184 2 451 CVEs
65.132.126.203 2 332 CVEs
63.228.111.40 2 288 CVEs
63.228.111.41 2 288 CVEs
63.228.111.43 2 288 CVEs
63.228.111.45 2 288 CVEs
63.228.111.46 2 288 CVEs
63.228.111.47 2 288 CVEs
65.126.71.147 2 203 CVEs
67.233.145.120 2 148 CVEs
97.116.117.228 2 129 CVEs
97.118.50.190 2 125 CVEs
63.225.91.20 2 123 CVEs
65.131.48.222 2 123 CVEs
67.233.141.245 2 118 CVEs
67.235.153.245 2 118 CVEs
63.229.15.143 1 321 CVEs
65.125.134.202 1 116 CVEs
63.225.226.101 1 100 CVEs
65.122.7.115 1 66 CVEs
65.129.126.135 1 63 CVEs
75.163.197.78 1 60 CVEs
63.151.209.69 1 56 CVEs
63.146.90.147 1 51 CVEs
63.227.14.246 1 51 CVEs
63.231.28.19 1 51 CVEs
71.39.152.125 1 51 CVEs
65.141.23.166 1 44 CVEs
65.126.76.21 1 37 CVEs
65.126.76.23 1 37 CVEs
65.126.76.3 1 37 CVEs
71.223.22.91 1 31 CVEs
63.224.17.45 1 30 CVEs
75.166.5.35 1 25 CVEs
71.223.141.55 1 19 CVEs
63.239.163.67 1 16 CVEs
75.163.195.80 1 13 CVEs
97.115.113.124 1 11 CVEs
63.157.12.3 1 6 CVEs
65.126.76.130 1 6 CVEs
65.126.76.132 1 6 CVEs
65.126.76.137 1 6 CVEs
65.126.76.138 1 6 CVEs
65.126.76.139 1 6 CVEs
65.126.76.142 1 6 CVEs
65.126.76.145 1 6 CVEs
65.126.76.146 1 6 CVEs
65.126.76.150 1 6 CVEs
65.126.76.151 1 6 CVEs
65.126.76.153 1 6 CVEs
65.126.76.155 1 6 CVEs
65.126.76.157 1 6 CVEs
71.34.14.24 1 6 CVEs
72.164.130.165 1 6 CVEs
97.122.213.103 1 6 CVEs
97.126.188.35 1 6 CVEs
65.126.76.12 1 5 CVEs
65.126.76.13 1 5 CVEs
65.126.76.15 1 5 CVEs
65.126.76.16 1 5 CVEs
65.126.76.25 1 5 CVEs
65.126.76.26 1 5 CVEs
65.126.76.27 1 5 CVEs
65.126.76.7 1 5 CVEs
65.132.70.26 1 5 CVEs
65.140.238.35 1 5 CVEs
65.153.73.22 1 5 CVEs
75.172.64.190 1 5 CVEs
97.113.68.103 1 4 CVEs
65.129.33.14 1 2 CVEs
65.141.50.231 1 2 CVEs
67.4.56.154 1 2 CVEs
71.215.218.79 1 2 CVEs
97.113.205.7 1 2 CVEs
97.115.74.217 1 2 CVEs
97.115.90.166 1 2 CVEs
97.118.241.136 1 2 CVEs
97.127.22.68 1 2 CVEs
65.144.185.26 0 367 CVEs

Known exploited first, then by the number of CVEs.

Showing the first 100 of 876. Complete lists will be available to registered users.

Where its hosts are

CountryHostsWith CVEs
United States US 88 894 876
Colombia CO 1 0
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