RCN USA LLC

IPv4 IPv6
Country United States United States
Assigned AS AS3674, AS3803, AS4527, AS4530, AS5712, AS6079, AS6249, AS6555, AS7848, AS10368, AS10513
Updated 02 September 2026

We found 461 IPv4 networks operated by this organization. The first 50 networks are displayed.

Results sorted by network size.

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United States RCN
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Network: RCN-BLK-5
CIDR: 208.58.0.0/15
IP Range: 208.58.0.0 - 208.59.255.255
Block size: 131,072
Hong Kong RCN
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Network: RACKDOG-CGNT-NET-116
CIDR: 38.237.0.0/16
IP Range: 38.237.0.0 - 38.237.255.255
Block size: 65,536
Hong Kong RCN
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Network: RACKDOG-CGNT-NET-117
CIDR: 38.243.0.0/16
IP Range: 38.243.0.0 - 38.243.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-19
CIDR: 64.121.0.0/16
IP Range: 64.121.0.0 - 64.121.255.255
Block size: 65,536
United States RCN
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Network: ASTOUND-001
CIDR: 69.47.0.0/16
IP Range: 69.47.0.0 - 69.47.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-29
CIDR: 131.106.0.0/16
IP Range: 131.106.0.0 - 131.106.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-7
CIDR: 146.115.0.0/16
IP Range: 146.115.0.0 - 146.115.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-32
CIDR: 149.75.0.0/16
IP Range: 149.75.0.0 - 149.75.255.255
Block size: 65,536
United States RCN
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Network: RCN-198-66
CIDR: 198.66.0.0/16
IP Range: 198.66.0.0 - 198.66.255.255
Block size: 65,536
United States RCN
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Network: RCN-198-171
CIDR: 198.171.0.0/16
IP Range: 198.171.0.0 - 198.171.255.255
Block size: 65,536
United States RCN
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Network: RACKDOG-CGNT-NET-19
CIDR: 199.12.0.0/16
IP Range: 199.12.0.0 - 199.12.255.255
Block size: 65,536
United States RCN
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Network: RACKDOG-CGNT-NET-20
CIDR: 199.13.0.0/16
IP Range: 199.13.0.0 - 199.13.255.255
Block size: 65,536
United States RCN
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Network: RACKDOG-CGNT-NET-21
CIDR: 199.14.0.0/16
IP Range: 199.14.0.0 - 199.14.255.255
Block size: 65,536
United States RCN
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Network: RACKDOG-CGNT-NET-26
CIDR: 199.162.0.0/16
IP Range: 199.162.0.0 - 199.162.255.255
Block size: 65,536
United States RCN
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Network: RACKDOG-CGNT-NET-27
CIDR: 199.163.0.0/16
IP Range: 199.163.0.0 - 199.163.255.255
Block size: 65,536
United States RCN
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Network: RCN-199-236
CIDR: 199.236.0.0/16
IP Range: 199.236.0.0 - 199.236.255.255
Block size: 65,536
United States RCN
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Network: RACKDOG-CGNT-NET-33
CIDR: 204.242.0.0/16
IP Range: 204.242.0.0 - 204.242.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-2
CIDR: 207.172.0.0/16
IP Range: 207.172.0.0 - 207.172.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-13
CIDR: 207.237.0.0/16
IP Range: 207.237.0.0 - 207.237.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-9
CIDR: 209.6.0.0/16
IP Range: 209.6.0.0 - 209.6.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-3
CIDR: 209.122.0.0/16
IP Range: 209.122.0.0 - 209.122.255.255
Block size: 65,536
United States RCN
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Network: RCN-BLK-4
CIDR: 216.164.0.0/16
IP Range: 216.164.0.0 - 216.164.255.255
Block size: 65,536
United States RCN
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Network: ASTOUND-002
CIDR: 64.53.128.0/17
IP Range: 64.53.128.0 - 64.53.255.255
Block size: 32,768
United States RCN
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Network: RCN-BLK-27
CIDR: 65.78.0.0/17
IP Range: 65.78.0.0 - 65.78.127.255
Block size: 32,768
United States RCN
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Network: RCN-BLK-8
CIDR: 66.44.0.0/17
IP Range: 66.44.0.0 - 66.44.127.255
Block size: 32,768
United States RCN Corporation
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Network: RCN
CIDR: 74.49.0.0/17
IP Range: 74.49.0.0 - 74.49.127.255
Block size: 32,768
United States RCN
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Network: RCN-BLK-30
CIDR: 130.44.0.0/17
IP Range: 130.44.64.0 - 130.44.191.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-2
CIDR: 144.224.128.0/17
IP Range: 144.224.128.0 - 144.224.255.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-8
CIDR: 144.230.128.0/17
IP Range: 144.230.128.0 - 144.230.255.255
Block size: 32,768
United States RCN
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Network: RCN-BLK-31
CIDR: 168.91.128.0/17
IP Range: 168.91.128.0 - 168.91.255.255
Block size: 32,768
United States RCN
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Network: RCN-198-170
CIDR: 198.170.0.0/17
IP Range: 198.170.0.0 - 198.170.127.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-23
CIDR: 199.160.128.0/17
IP Range: 199.160.128.0 - 199.160.255.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-25
CIDR: 199.161.128.0/17
IP Range: 199.161.128.0 - 199.161.255.255
Block size: 32,768
United States RCN
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Network: RCN-199-237-128
CIDR: 199.237.128.0/17
IP Range: 199.237.128.0 - 199.237.255.255
Block size: 32,768
United States RCN
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Network: RCN-204-0-128
CIDR: 204.0.128.0/17
IP Range: 204.0.128.0 - 204.0.255.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-37
CIDR: 205.163.0.0/17
IP Range: 205.163.0.0 - 205.163.127.255
Block size: 32,768
United States RCN
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Network: RCN-BLK-18
CIDR: 205.178.0.0/17
IP Range: 205.178.0.0 - 205.178.127.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-39
CIDR: 205.241.128.0/17
IP Range: 205.241.128.0 - 205.241.255.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-42
CIDR: 206.106.0.0/17
IP Range: 206.106.0.0 - 206.106.127.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-43
CIDR: 206.158.128.0/17
IP Range: 206.158.128.0 - 206.158.255.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-45
CIDR: 206.160.0.0/17
IP Range: 206.160.0.0 - 206.160.127.255
Block size: 32,768
United States RCN
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Network: RCN-206-184-128
CIDR: 206.184.128.0/17
IP Range: 206.184.128.0 - 206.184.255.255
Block size: 32,768
United States RCN
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Network: RCN-BLK-12
CIDR: 207.38.128.0/17
IP Range: 207.38.128.0 - 207.38.255.255
Block size: 32,768
United States RCN
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Network: RCN-BLK-1
CIDR: 207.96.0.0/17
IP Range: 207.96.0.0 - 207.96.127.255
Block size: 32,768
United States RCN
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Network: RCN-207-150
CIDR: 207.150.0.0/17
IP Range: 207.150.0.0 - 207.150.127.255
Block size: 32,768
United States RCN
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Network: RACKDOG-CGNT-NET-60
CIDR: 208.12.128.0/17
IP Range: 208.12.128.0 - 208.12.255.255
Block size: 32,768
United States RCN
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Network: RCN-209-39-128
CIDR: 209.39.128.0/17
IP Range: 209.39.128.0 - 209.39.255.255
Block size: 32,768
United States RCN
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Network: RCN-209-57-128
CIDR: 209.57.128.0/17
IP Range: 209.57.128.0 - 209.57.255.255
Block size: 32,768
United States RCN
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Network: RCN-209-70
CIDR: 209.70.0.0/17
IP Range: 209.70.0.0 - 209.70.127.255
Block size: 32,768
United States RCN
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Network: RCN-BLK-21
CIDR: 216.15.0.0/17
IP Range: 216.15.0.0 - 216.15.127.255
Block size: 32,768
411 more networks >>

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