AS21769 Colocation America Corporation

AS-COLOAM - Colocation America Corporation · registered in the United States

IPv4 addresses91,136194 prefixes · 0.003% of announced IPv4

Rank in United States#662largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#1,993of 79,396 networks with IPv4

IPv639 x /32 (2,555,904 x /48)11 prefixes

CountryUnited States18,679 ASNs registered there

Open AS21769 in ASN lookup Look up an IP in this network (43.242.136.1) All networks in United States

IPv4 prefixes

All 194 prefixes, in address order.

43.242.136.0/24
43.242.139.0/24
45.40.98.0/24
45.73.160.0/21
45.73.183.0/24
45.127.248.0/22
45.252.80.0/22
64.69.97.0/24
64.69.98.0/24
64.69.100.0/23
64.69.102.0/24
64.69.108.0/23
64.69.122.0/24
64.69.125.0/24
64.69.126.0/24
64.83.65.0/24
64.83.69.0/24
64.83.70.0/24
64.83.76.0/24
64.83.79.0/24
66.78.0.0/21
66.78.11.0/24
66.78.26.0/23
66.78.28.0/22
66.78.32.0/22
66.78.42.0/24
66.78.48.0/23
66.78.53.0/24
66.78.56.0/23
66.78.63.0/24
67.203.0.0/22
67.203.4.0/24
67.203.7.0/24
67.203.24.0/23
67.203.32.0/23
67.203.56.0/21
67.207.160.0/22
67.207.164.0/23
67.207.166.0/24
67.219.16.0/21
67.227.26.0/24
67.227.40.0/24
67.227.75.0/24
67.227.81.0/24
67.227.90.0/23
67.227.94.0/23
67.227.96.0/23
67.227.104.0/23
67.227.106.0/24
67.227.110.0/24
67.227.119.0/24
74.112.154.0/23
77.111.98.0/24
77.111.110.0/24
89.106.2.0/24
89.106.16.0/24
89.106.24.0/24
89.106.29.0/24
89.106.30.0/23
89.208.52.0/22
89.208.180.0/22
92.38.208.0/22
94.229.209.0/24
94.229.211.0/24
94.229.213.0/24
94.229.218.0/24
94.229.222.0/24
95.163.148.0/22
103.41.46.0/24
103.71.61.0/24
103.84.213.0/24
103.84.215.0/24
103.102.133.0/24
103.108.96.0/23
104.129.240.0/24
104.224.75.0/24
104.224.80.0/24
104.224.85.0/24
104.224.90.0/24
104.232.38.0/24
124.158.101.0/24
147.185.114.0/23
162.223.192.0/24
162.223.196.0/24
173.46.86.0/24
173.46.92.0/22
173.211.0.0/24
173.211.6.0/23
173.211.8.0/24
173.211.15.0/24
173.211.17.0/24
173.211.28.0/24
173.211.30.0/24
173.211.32.0/21
173.211.47.0/24
173.211.48.0/21
173.211.95.0/24
173.211.96.0/22
173.211.106.0/24
173.211.108.0/22
173.211.124.0/24
173.214.176.0/22
173.214.181.0/24
173.214.182.0/24
180.131.144.0/24
184.174.4.0/24
184.174.8.0/21
184.174.23.0/24
184.174.24.0/21
184.174.44.0/24
184.174.46.0/24
184.174.56.0/22
184.174.88.0/24
184.174.98.0/24
184.174.112.0/23
184.174.126.0/24
185.176.48.0/22
185.194.117.0/24
185.194.118.0/24
185.197.16.0/23
185.202.168.0/22
185.206.220.0/22
185.210.76.0/22
194.36.33.0/24
194.93.6.0/23
198.89.97.0/24
198.89.124.0/24
198.102.9.0/24
199.182.168.0/24
199.182.172.0/23
205.196.151.0/24
205.196.152.0/24
205.196.154.0/24
205.196.156.0/22
205.237.93.0/24
206.206.94.0/24
206.206.96.0/23
206.206.102.0/24
206.206.111.0/24
206.206.121.0/24
208.70.248.0/23
208.70.251.0/24
208.70.252.0/22
208.76.248.0/22
208.76.252.0/23
208.76.255.0/24
209.92.161.0/24
209.92.164.0/24
209.92.166.0/23
209.92.169.0/24
209.92.171.0/24
209.92.174.0/23
209.92.176.0/24
209.92.178.0/24
209.92.191.0/24
209.137.176.0/24
209.137.185.0/24
209.137.186.0/23
209.137.188.0/22
209.236.196.0/24
209.236.200.0/23
209.236.202.0/24
209.236.204.0/23
209.236.207.0/24
209.236.209.0/24
209.236.217.0/24
209.236.218.0/24
213.219.252.0/22
216.10.8.0/24
216.10.27.0/24
216.74.68.0/24
216.74.76.0/23
216.74.79.0/24
216.74.80.0/24
216.74.86.0/23
216.74.109.0/24
216.74.111.0/24
216.74.118.0/24
216.75.72.0/24
216.75.74.0/24
216.75.76.0/24
216.75.79.0/24
216.75.81.0/24
216.107.132.0/23
216.107.134.0/24
216.122.164.0/24
216.122.169.0/24
216.183.228.0/23
216.183.231.0/24
216.183.237.0/24
216.183.241.0/24
216.183.242.0/23
216.183.249.0/24
216.183.255.0/24

IPv6 prefixes

All 11 prefixes.

2604:9080::/32
2605:a240::/32
2606:9d80::/32
2606:e7c0::/32
2607:e000::/32
2607:f188::/32
2607:f258::/32
2a09:1e80::/29
2a09:36c0::/29
2a0e:5d00::/29
2a0e:f980::/29

Other ASNs named Colocation America Corporation

2 other networks use the same organisation name; together with AS21769 they announce 214,528 IPv4 addresses.

ASNNameIPv4 addresses

AS47007AS4-COLOAM - Colocation America Corporation US111,872

AS17252AS2-COLOAM - Colocation America Corporation US11,520

Similar-sized networks in United States

ASNNameIPv4 addresses

AS3685#659 BUFFALO-ASN - State University of New York at Buffalo92,416

AS23316#660 BAI-IP-SERVICES - Bel Air Internet, LLC91,904

AS12118#661 WVU - West Virginia University91,648

AS104#663 COLORADO-AS - University of Colorado at Boulder91,136

AS33548#664 UNWIRED-NOC - Unwired Broadband, LLC90,880

AS55201#665 SKYQUANTUM-INTERNET-SERVICE - SkyQuantum Internet Service90,368

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources