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Autonomous System

AS2379

CenturyLink Communications, LLC

Announced IPs
545,280
CIDR prefixes
462
ASN
AS2379

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 100

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

About Qwest

Qwest Communications International, Inc. was a United States telecommunications carrier.

Founded
1995
Headquarters
Denver
Industry
telecommunications
Parent
Lumen Technologies

AS2379 — global IP footprint

Cities where AS2379 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
138.210.0.0/18 16.4K
59.0%
CenturyLink Communications, LLC US
138.210.192.0/18 16.4K
99.9%
CenturyLink Communications, LLC US Kansas Alta Vista
209.26.64.0/18 16.4K
34.4%
CenturyLink Communications, LLC US Florida Starke
209.40.0.0/18 16.4K
15.4%
CenturyLink Communications, LLC US
67.233.192.0/19 8.2K
87.7%
CenturyLink Communications, LLC US
71.49.0.0/19 8.2K
94.8%
CenturyLink Communications, LLC US Florida Silver Springs
71.49.96.0/19 8.2K
97.9%
CenturyLink Communications, LLC US Florida Apopka
71.53.224.0/19 8.2K
99.1%
CenturyLink Communications, LLC US Florida Eustis
71.55.192.0/19 8.2K
99.3%
CenturyLink Communications, LLC US Florida Ocala
74.4.192.0/19 8.2K
83.3%
CenturyLink Communications, LLC US Florida Oxford
76.3.0.0/19 8.2K
99.6%
CenturyLink Communications, LLC US Florida Lady Lake
199.44.128.0/19 8.2K
2.8%
CenturyLink Communications, LLC US
207.30.224.0/19 8.2K
17.0%
CenturyLink Communications, LLC US
209.26.192.0/19 8.2K
31.0%
CenturyLink Communications, LLC US
67.76.0.0/20 4.1K
98.8%
CenturyLink Communications, LLC US
67.77.160.0/20 4.1K
99.1%
CenturyLink Communications, LLC US
67.232.32.0/20 4.1K
81.8%
CenturyLink Communications, LLC US Florida Windermere
67.237.112.0/20 4.1K
96.7%
CenturyLink Communications, LLC US
69.69.128.0/20 4.1K
97.0%
CenturyLink Communications, LLC US
71.3.32.0/20 4.1K
100.0%
CenturyLink Communications, LLC US
71.51.80.0/20 4.1K
97.8%
CenturyLink Communications, LLC US
71.52.112.0/20 4.1K
99.0%
CenturyLink Communications, LLC US
74.4.160.0/20 4.1K
0.0%
CenturyLink Communications, LLC US
74.5.224.0/20 4.1K
75.4%
CenturyLink Communications, LLC US Florida Naples
76.2.96.0/20 4.1K
100.0%
CenturyLink Communications, LLC US
76.5.48.0/20 4.1K
99.5%
CenturyLink Communications, LLC US Florida Ocala
76.6.208.0/20 4.1K
99.4%
CenturyLink Communications, LLC US
138.210.96.0/20 4.1K
32.8%
CenturyLink Communications, LLC US
184.6.224.0/20 4.1K
89.8%
CenturyLink Communications, LLC US
199.44.96.0/20 4.1K
4.2%
CenturyLink Communications, LLC US
199.44.176.0/20 4.1K
5.8%
CenturyLink Communications, LLC US
204.117.192.0/20 4.1K
30.4%
CenturyLink Communications, LLC US
204.215.240.0/20 4.1K
17.1%
CenturyLink Communications, LLC US
205.160.176.0/20 4.1K
5.5%
CenturyLink Communications, LLC US
205.245.16.0/20 4.1K
8.5%
CenturyLink Communications, LLC US
205.245.48.0/20 4.1K
20.7%
CenturyLink Communications, LLC US
207.30.96.0/20 4.1K
41.7%
CenturyLink Communications, LLC US Florida Ocala
207.30.128.0/20 4.1K
31.5%
CenturyLink Communications, LLC US
208.163.128.0/20 4.1K
81.1%
CenturyLink Communications, LLC US
209.26.32.0/20 4.1K
61.1%
CenturyLink Communications, LLC US
209.26.128.0/20 4.1K
32.5%
CenturyLink Communications, LLC US Florida St. Cloud
209.26.160.0/20 4.1K
31.4%
CenturyLink Communications, LLC US Florida St. Cloud
209.26.208.0/20 4.1K
20.0%
CenturyLink Communications, LLC US
64.45.216.0/21 2.0K
55.2%
CenturyLink Communications, LLC US
64.45.232.0/21 2.0K
88.7%
CenturyLink Communications, LLC US
65.40.16.0/21 2.0K
95.0%
CenturyLink Communications, LLC US
65.41.8.0/21 2.0K
94.0%
CenturyLink Communications, LLC US
65.41.136.0/21 2.0K
95.2%
CenturyLink Communications, LLC US
67.232.240.0/21 2.0K
81.5%
CenturyLink Communications, LLC US
67.239.248.0/21 2.0K
25.7%
CenturyLink Communications, LLC US
69.34.128.0/21 2.0K
95.0%
CenturyLink Communications, LLC US
69.68.128.0/21 2.0K
92.7%
CenturyLink Communications, LLC US
69.69.0.0/21 2.0K
96.7%
CenturyLink Communications, LLC US
69.69.144.0/21 2.0K
98.4%
CenturyLink Communications, LLC US
71.0.160.0/21 2.0K
100.0%
CenturyLink Communications, LLC US
71.0.232.0/21 2.0K
100.0%
CenturyLink Communications, LLC US
71.0.240.0/21 2.0K
99.9%
CenturyLink Communications, LLC US
71.1.64.0/21 2.0K
100.0%
CenturyLink Communications, LLC US
71.2.248.0/21 2.0K
100.0%
CenturyLink Communications, LLC US
71.3.8.0/21 2.0K
100.0%
CenturyLink Communications, LLC US
74.4.96.0/21 2.0K
78.2%
CenturyLink Communications, LLC US
74.5.168.0/21 2.0K
50.1%
CenturyLink Communications, LLC US
74.5.248.0/21 2.0K
61.8%
CenturyLink Communications, LLC US
76.6.192.0/21 2.0K
99.6%
CenturyLink Communications, LLC US
76.7.32.0/21 2.0K
74.3%
CenturyLink Communications, LLC US
138.210.112.0/21 2.0K
99.7%
CenturyLink Communications, LLC US
138.210.184.0/21 2.0K
100.0%
CenturyLink Communications, LLC US Pennsylvania Pittsburgh
184.0.248.0/21 2.0K
92.2%
CenturyLink Communications, LLC US
199.44.0.0/21 2.0K
11.4%
CenturyLink Communications, LLC US
199.44.120.0/21 2.0K
0.6%
CenturyLink Communications, LLC US
199.44.168.0/21 2.0K
0.0%
CenturyLink Communications, LLC US
199.44.208.0/21 2.0K
0.0%
CenturyLink Communications, LLC US
199.44.224.0/21 2.0K
24.6%
CenturyLink Communications, LLC US
205.160.248.0/21 2.0K
0.0%
CenturyLink Communications, LLC US
205.161.232.0/21 2.0K
22.7%
CenturyLink Communications, LLC US
205.245.8.0/21 2.0K
21.8%
CenturyLink Communications, LLC US
205.245.32.0/21 2.0K
0.0%
CenturyLink Communications, LLC US
207.30.40.0/21 2.0K
7.5%
CenturyLink Communications, LLC US
207.30.88.0/21 2.0K
65.6%
CenturyLink Communications, LLC US
207.30.120.0/21 2.0K
0.0%
CenturyLink Communications, LLC US
207.30.144.0/21 2.0K
0.0%
CenturyLink Communications, LLC US
207.30.208.0/21 2.0K
12.6%
CenturyLink Communications, LLC US
209.26.8.0/21 2.0K
68.1%
CenturyLink Communications, LLC US
209.26.184.0/21 2.0K
40.4%
CenturyLink Communications, LLC US
209.26.200.0/21 2.0K
37.5%
CenturyLink Communications, LLC US
209.26.224.0/21 2.0K
61.0%
CenturyLink Communications, LLC US
64.45.192.0/22 1.0K
44.4%
CenturyLink Communications, LLC US
64.45.200.0/22 1.0K
85.2%
CenturyLink Communications, LLC US
64.45.212.0/22 1.0K
63.1%
CenturyLink Communications, LLC US
64.45.224.0/22 1.0K
87.2%
CenturyLink Communications, LLC US
65.40.4.0/22 1.0K
91.6%
CenturyLink Communications, LLC US
65.40.12.0/22 1.0K
92.5%
CenturyLink Communications, LLC US
65.40.52.0/22 1.0K
96.7%
CenturyLink Communications, LLC US
65.40.60.0/22 1.0K
97.0%
CenturyLink Communications, LLC US
65.41.4.0/22 1.0K
93.7%
CenturyLink Communications, LLC US
65.41.20.0/22 1.0K
90.2%
CenturyLink Communications, LLC US
65.41.128.0/22 1.0K
95.1%
CenturyLink Communications, LLC US
65.41.148.0/22 1.0K
93.6%
CenturyLink Communications, LLC US
65.41.224.0/22 1.0K
97.2%
CenturyLink Communications, LLC US
67.76.80.0/22 1.0K
98.8%
CenturyLink Communications, LLC US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS2379 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
67.76.128.0/21 3,759 2026-07-18 12:00:03
67.238.64.0/21 3,735 2026-07-18 12:00:03
67.239.64.0/21 3,725 2026-07-18 12:00:03
67.239.240.0/20 3,723 2026-07-18 12:00:03
74.5.224.0/19 3,723 2026-07-18 12:00:03
74.4.96.0/20 3,721 2026-07-18 12:00:03
67.239.158.0/23 3,720 2026-07-18 12:00:03
71.3.32.0/20 3,716 2026-07-18 12:00:03
76.7.32.0/20 3,715 2026-07-18 12:00:03
67.232.32.0/20 3,714 2026-07-18 12:00:03
67.237.112.0/20 3,714 2026-07-18 12:00:02
69.34.224.0/21 3,714 2026-07-18 12:00:03
76.2.96.0/19 3,713 2026-07-18 12:00:03
65.41.0.0/19 3,713 2026-07-18 12:00:03
67.77.80.0/20 3,712 2026-07-18 12:00:03
76.6.192.0/19 3,712 2026-07-18 12:00:03
76.5.32.0/19 3,712 2026-07-18 12:00:03
67.238.48.0/20 3,711 2026-07-18 12:00:03
74.5.168.0/21 3,711 2026-07-18 12:00:03
64.45.192.0/19 3,711 2026-07-18 12:00:03
67.77.160.0/20 3,709 2026-07-18 12:00:03
67.235.60.0/24 3,708 2026-07-18 12:00:03
74.4.160.0/20 3,708 2026-07-18 12:00:03
67.76.80.0/21 3,708 2026-07-18 12:00:03
71.2.224.0/19 3,707 2026-07-18 12:00:03
65.40.0.0/18 3,706 2026-07-18 12:00:03
69.68.128.0/19 3,706 2026-07-18 12:00:03
74.4.10.0/24 3,706 2026-07-18 12:00:03
67.232.240.0/20 3,705 2026-07-18 12:00:02
67.76.208.0/20 3,704 2026-07-18 12:00:03
71.1.64.0/20 3,704 2026-07-18 12:00:03
76.7.88.0/21 3,704 2026-07-18 12:00:03
71.0.232.0/21 3,703 2026-07-18 12:00:03
65.41.128.0/19 3,703 2026-07-18 12:00:03
65.41.224.0/21 3,703 2026-07-18 12:00:03
184.7.208.0/20 3,702 2026-07-18 12:00:03
69.34.0.0/20 3,702 2026-07-18 12:00:03
71.1.0.0/20 3,701 2026-07-18 12:00:03
69.34.36.0/22 3,700 2026-07-18 12:00:03
76.6.200.0/23 3,700 2026-07-18 12:00:03
67.233.192.0/19 3,700 2026-07-18 12:00:02
71.0.144.0/20 3,700 2026-07-18 12:00:03
67.76.112.0/20 3,699 2026-07-18 12:00:03
64.45.224.0/20 3,699 2026-07-18 12:00:03
71.3.8.0/21 3,699 2026-07-18 12:00:03
69.69.128.0/19 3,699 2026-07-18 12:00:03
71.49.0.0/19 3,699 2026-07-18 12:00:03
69.68.0.0/19 3,698 2026-07-18 12:00:03
69.34.80.0/21 3,697 2026-07-18 12:00:03
74.4.192.0/19 3,696 2026-07-18 12:00:03

Showing top 50 of 106 announced prefixes by sample volume.

Frequently Asked Questions

What is AS2379?

AS2379 is an Autonomous System Number assigned to CenturyLink Communications, LLC. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS2379 announce?

AS2379 announces 545.3K IPv4 addresses distributed across 462 routed CIDR prefixes. The network is registered in United States.

Who operates AS2379?

AS2379 is operated by CenturyLink Communications, LLC. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS2379 registered in?

AS2379 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-18 12:10:33 UTC
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