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WorldIP.io
Autonomous System

AS5742

Fidium

Announced IPs
95,744
CIDR prefixes
47
ASN
AS5742

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.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Geographic scope Regional
Traffic ratio Heavy Inbound
Peering policy Selective
IRR record RADB::AS-11401

Present at 1 internet exchange: DE-CIX Chicago

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
70.9.128.0/18 16.4K
0.0%
Fidium US Illinois Effingham
66.116.0.0/19 8.2K
97.2%
Fidium US Illinois Mattoon
135.26.192.0/19 8.2K
0.0%
Fidium US Illinois Charleston
156.47.32.0/19 8.2K
0.0%
Fidium US Illinois Charleston
209.107.224.0/19 8.2K
76.7%
Fidium US Illinois Tuscola
216.176.64.0/19 8.2K
88.6%
Fidium US Illinois Effingham
66.116.32.0/20 4.1K
97.5%
Fidium US Illinois Effingham
208.124.96.0/20 4.1K
89.5%
Fidium US Illinois Effingham
66.116.48.0/21 2.0K
97.4%
Fidium US Illinois Chicago
67.58.248.0/21 2.0K
97.2%
Fidium US Illinois Mattoon
67.158.184.0/21 2.0K
97.9%
Fidium US Illinois El Paso
72.251.160.0/21 2.0K
97.7%
Fidium US Illinois Charleston
72.251.184.0/21 2.0K
97.7%
Fidium US Illinois Mattoon
208.124.112.0/21 2.0K
97.7%
Fidium US Illinois Champaign
209.105.144.0/21 2.0K
98.7%
Fidium US Missouri Kearney
72.251.180.0/22 1.0K
74.0%
Fidium US — —
74.209.12.0/22 1.0K
97.4%
Fidium US Missouri Garden City
208.68.80.0/22 1.0K
0.0%
Fidium US Illinois Sigel
208.124.120.0/22 1.0K
24.5%
Fidium US Illinois Champaign
209.105.152.0/22 1.0K
25.8%
Fidium US Missouri Kearney
216.227.36.0/22 1.0K
98.5%
Fidium US Illinois Odin
66.116.58.0/23 512
7.6%
Fidium US — —
66.116.60.0/23 512
1.2%
Fidium US — —
66.243.220.0/23 512
97.9%
Fidium US Illinois Oblong
71.181.50.0/23 512
49.0%
Fidium US Missouri Drexel
71.181.52.0/23 512
0.0%
Fidium US Illinois Shobonier
71.181.56.0/23 512
0.0%
Fidium US Missouri Drexel
71.181.60.0/23 512
0.0%
Fidium US Illinois Cornell
72.251.176.0/23 512
98.2%
Fidium US — —
209.105.136.0/23 512
98.4%
Fidium US — —
209.105.174.0/23 512
0.0%
Fidium US — —
209.105.190.0/23 512
99.0%
Fidium US Kansas Allen
216.227.34.0/23 512
98.6%
Fidium US Illinois Martinsville
66.116.56.0/24 256
95.7%
Fidium US — —
66.116.62.0/24 256
80.5%
Fidium US Illinois Taylorville
69.50.45.0/24 256
98.4%
Fidium US Kansas Americus
72.95.86.0/24 256
96.1%
Fidium US Missouri Drexel
72.251.178.0/24 256
96.5%
Fidium US — —
76.76.18.0/24 256
97.3%
Fidium US Illinois Sigel
104.152.7.0/24 256
98.8%
Fidium US Illinois Effingham
174.34.240.0/24 256
98.4%
Fidium US — —
198.17.66.0/24 256
98.4%
Fidium US Illinois Charleston
209.105.171.0/24 256
0.0%
Fidium US Kansas Cedar Point
209.105.179.0/24 256
0.0%
Fidium US Missouri Platte City
209.105.189.0/24 256
98.8%
Fidium US Missouri Harrisonville
216.227.85.0/24 256
0.0%
Fidium US — —
216.227.121.0/24 256
99.6%
Fidium US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS5742 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
72.251.165.0/24 34,174 2026-11-13 09:39:55
216.176.65.0/24 28,392 2026-11-13 09:40:01
216.176.69.0/24 28,367 2026-11-13 09:40:01
216.176.95.0/24 28,242 2026-11-13 09:40:01
208.68.82.0/24 27,491 2026-11-13 12:31:17
208.68.80.0/24 27,391 2026-11-13 12:31:17
208.68.83.0/24 27,362 2026-11-13 12:31:17
208.68.81.0/24 27,344 2026-11-13 12:31:17
208.124.97.0/24 25,458 2026-11-13 09:40:01
209.105.179.0/24 21,957 2026-11-13 12:17:51
67.158.184.0/21 20,023 2026-11-13 09:39:55
67.158.188.0/24 19,042 2026-11-13 12:17:51
67.158.189.0/24 18,961 2026-11-13 12:17:51
67.158.190.0/24 18,671 2026-11-13 12:17:51
67.158.191.0/24 18,582 2026-11-13 12:17:51
67.158.185.0/24 18,550 2026-11-13 12:17:51
67.158.186.0/24 18,512 2026-11-13 12:17:51
67.158.187.0/24 18,507 2026-11-13 12:17:51
216.227.39.0/24 18,066 2026-11-13 12:17:41
216.227.38.0/24 18,024 2026-11-13 12:17:41
216.227.35.0/24 18,024 2026-11-13 12:17:41
209.105.148.0/24 16,549 2026-11-13 12:17:51
209.107.239.0/24 16,417 2026-11-13 12:17:51
66.116.32.0/20 16,416 2026-11-13 12:17:51
209.105.190.0/24 16,404 2026-11-13 12:17:51
66.116.0.0/19 16,386 2026-11-13 12:17:51
66.116.48.0/21 16,368 2026-11-13 12:17:51
209.105.155.0/24 16,355 2026-11-13 12:17:51
209.105.149.0/24 16,348 2026-11-13 12:17:51
209.105.152.0/24 16,344 2026-11-13 12:17:51
71.181.60.0/24 16,342 2026-11-13 12:17:51
209.105.150.0/24 16,335 2026-11-13 12:17:51
209.105.151.0/24 16,327 2026-11-13 12:17:51
104.152.7.0/24 16,286 2026-11-13 12:17:51
209.107.240.0/24 16,230 2026-11-13 12:17:51
71.181.61.0/24 16,173 2026-11-13 12:17:51
209.105.144.0/22 16,147 2026-11-13 12:17:51
209.107.235.0/24 16,139 2026-11-13 12:17:51
209.107.225.0/24 16,136 2026-11-13 12:17:51
208.124.120.0/24 16,135 2026-11-13 12:17:51
208.124.119.0/24 16,133 2026-11-13 12:17:51
209.107.230.0/24 16,128 2026-11-13 12:17:51
209.107.227.0/24 16,122 2026-11-13 12:17:51
216.176.77.0/24 16,120 2026-11-13 12:17:41
209.107.229.0/24 16,119 2026-11-13 12:17:51
216.176.78.0/24 16,116 2026-11-13 12:17:41
209.107.231.0/24 16,108 2026-11-13 12:17:51
208.124.106.0/24 16,106 2026-11-13 12:17:51
209.107.226.0/24 16,104 2026-11-13 12:17:51
209.107.228.0/24 16,103 2026-11-13 12:17:51

Showing top 50 of 108 announced prefixes by sample volume.

Frequently Asked Questions

What is AS5742?

AS5742 is an Autonomous System Number assigned to Fidium. 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 AS5742 announce?

AS5742 announces 95.7K IPv4 addresses distributed across 47 routed CIDR prefixes. The network is registered in United States.

Who operates AS5742?

AS5742 is operated by Fidium. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS5742 registered in?

AS5742 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: 2026-11-13 12:39:05 UTC
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