Illinois Century Network

IPv4 IPv6
Country United States United States
Assigned AS AS6325
Updated 02 September 2026

We found 37 IPv4 networks operated by this organization.
Results sorted by network size.

United States Illinois Century Network
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Network: ICN4
CIDR: 209.174.0.0/15
IP Range: 209.174.0.0 - 209.175.255.255
Block size: 131,072
United States Illinois Century Network
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Network: ICN2
CIDR: 216.124.0.0/15
IP Range: 216.124.0.0 - 216.125.255.255
Block size: 131,072
United States Illinois Century Network
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Network: ICN1
CIDR: 64.107.0.0/16
IP Range: 64.107.0.0 - 64.107.255.255
Block size: 65,536
United States Illinois Century Network
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Network: ICN7
CIDR: 66.99.0.0/16
IP Range: 66.99.0.0 - 66.99.255.255
Block size: 65,536
United States Illinois Century Network
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Network: ICN5
CIDR: 207.63.0.0/16
IP Range: 207.63.0.0 - 207.63.255.255
Block size: 65,536
United States Illinois Century Network
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Network: ICN3
CIDR: 209.7.0.0/16
IP Range: 209.7.0.0 - 209.7.255.255
Block size: 65,536
United States Illinois Century Network
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Network: ICN9
CIDR: 64.150.0.0/17
IP Range: 64.150.0.0 - 64.150.127.255
Block size: 32,768
United States Illinois Century Network
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Network: ICN
CIDR: 65.79.0.0/17
IP Range: 65.79.0.0 - 65.79.127.255
Block size: 32,768
United States Illinois Century Network
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Network: ICN8
CIDR: 66.158.0.0/17
IP Range: 66.158.0.0 - 66.158.127.255
Block size: 32,768
United States Illinois Century Network
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Network: ICN
CIDR: 72.3.0.0/17
IP Range: 72.3.0.0 - 72.3.127.255
Block size: 32,768
United States Illinois Century Network
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Network: ICN6
CIDR: 206.166.0.0/17
IP Range: 206.166.0.0 - 206.166.127.255
Block size: 32,768
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS21-10-16
CIDR: 12.10.10.16/29
IP Range: 12.10.10.16 - 12.10.10.23
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS69-10-64
CIDR: 12.10.10.64/29
IP Range: 12.10.10.64 - 12.10.10.71
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS63-112-104
CIDR: 12.10.112.104/29
IP Range: 12.10.112.104 - 12.10.112.111
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS62-90-112
CIDR: 12.38.90.112/29
IP Range: 12.38.90.112 - 12.38.90.119
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS65-54-16
CIDR: 12.44.54.16/29
IP Range: 12.44.54.16 - 12.44.54.23
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS14-210-56
CIDR: 12.45.210.56/29
IP Range: 12.45.210.56 - 12.45.210.63
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS11-36-160
CIDR: 12.50.36.160/29
IP Range: 12.50.36.160 - 12.50.36.167
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS89-109-88
CIDR: 12.54.109.88/29
IP Range: 12.54.109.88 - 12.54.109.95
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS14-94-128
CIDR: 12.57.94.128/29
IP Range: 12.57.94.128 - 12.57.94.135
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS54-242-104
CIDR: 12.57.242.104/29
IP Range: 12.57.242.104 - 12.57.242.111
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS74-132-40
CIDR: 12.107.132.40/29
IP Range: 12.107.132.40 - 12.107.132.47
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS24-177-104
CIDR: 12.148.177.104/29
IP Range: 12.148.177.104 - 12.148.177.111
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ATT-EIPAM
CIDR: 12.149.18.160/29
IP Range: 12.149.18.160 - 12.149.18.167
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS85-92-120
CIDR: 12.153.92.120/29
IP Range: 12.153.92.120 - 12.153.92.127
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS43-162-168
CIDR: 12.153.162.168/29
IP Range: 12.153.162.168 - 12.153.162.175
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS53-17-16
CIDR: 12.177.17.16/29
IP Range: 12.177.17.16 - 12.177.17.23
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS10-143-224
CIDR: 12.211.143.224/29
IP Range: 12.211.143.224 - 12.211.143.231
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS44-46-200
CIDR: 12.212.46.200/29
IP Range: 12.212.46.200 - 12.212.46.207
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS21-210-0
CIDR: 12.212.210.0/29
IP Range: 12.212.210.0 - 12.212.210.7
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS44-217-8
CIDR: 12.219.217.8/29
IP Range: 12.219.217.8 - 12.219.217.15
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS25-182-64
CIDR: 12.226.182.64/29
IP Range: 12.226.182.64 - 12.226.182.71
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS95-182-248
CIDR: 12.226.182.248/29
IP Range: 12.226.182.248 - 12.226.182.255
Block size: 8
Puerto Rico Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ATT-EIPAM
CIDR: 12.227.158.240/29
IP Range: 12.227.158.240 - 12.227.158.247
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ATT-EIPAM
CIDR: 12.227.159.16/29
IP Range: 12.227.159.16 - 12.227.159.23
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS43-190-16
CIDR: 12.230.190.16/29
IP Range: 12.230.190.16 - 12.230.190.23
Block size: 8
United States Illinois Century Network
ILLINOIS CENTURY NETWORK
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Network: ILLINOIS54-90-193
CIDR: 12.38.90.193/32
IP Range: 12.38.90.193 - 12.38.90.193
Block size: 1

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