Autonomous System details

AS7151

Cologix, Inc  ·  cologix.com

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AS7151 – Cologix, Inc

Field Value
Country United States
Website cologix.com
Hosted domains 1,175
IPv4 addresses 28,672
IPv6 addresses 79,228,162,514,264,337,593,543,950,336
ASN type Hosting
Registry arin
Allocated 30 years ago on Sep 20, 1996
Updated a year ago on May 07, 2025
Netblock Company Num of IPs
209.128.64.0/18 Cologix, Inc 16,384
72.20.96.0/19 Cologix, Inc 8,192
209.128.64.0/19 Cologix, Inc 8,192
209.128.96.0/19 Cologix, Inc 8,192
72.172.176.0/20 Cologix, Inc 4,096
Netblock Company
2607:fce0::/32 Cologix, Inc
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WHOIS Details


                                                ASHandle:       AS7151
                                                OrgID:          AS7151
                                                ASName:         AS7151
                                                ASNumber:       AS7151
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 1,175 domain names hosted across 157 IP addresses on this ASN.

IP Address Domain Domains on this IP
72.20.123.60 ██████████ 632
72.20.110.40 ██████████ 147
72.20.107.180 ██████████ 48
72.20.123.54 ██████████ 36
72.20.110.193 ██████████ 21
209.128.123.196 ██████████ 13
209.128.78.139 ██████████ 11
72.20.110.50 ██████████ 11
72.172.189.69 ██████████ 9
72.172.186.49 ██████████ 8

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Useful for Cybersecurity

Peers

There are 4 peers for this ASN.

Peers Name
AS1239 Cogent Communications, LLC
AS17109 Calitech
AS174 Cogent Communications, LLC
AS6461 Zayo Bandwidth
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Upstreams

There are 2 upstreams for this ASN.

upstreams Name
AS174 Cogent Communications, LLC
AS6461 Zayo Bandwidth
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Downstreams

There is 1 peer for this ASN.

Downstreams Name
AS17109 Calitech
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Pingable IPs

27 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
72.20.121.96 AS7151 Cologix, Inc 1.06ms from San Jose, US
209.128.111.225 AS7151 Cologix, Inc 1.09ms from Santa Clara, US
209.128.72.66 AS7151 Cologix, Inc 1.08ms from San Jose, US
72.20.100.8 AS7151 Cologix, Inc 1.13ms from San Jose, US
209.128.116.14 AS7151 Cologix, Inc 1.55ms from San Jose, US
209.128.78.139 AS7151 Cologix, Inc 1.11ms from Santa Clara, US
209.128.76.100 AS7151 Cologix, Inc 1.36ms from San Jose, US
72.20.107.162 AS7151 Cologix, Inc 0.77ms from San Jose, US
72.20.123.58 AS7151 Cologix, Inc 0.93ms from San Jose, US
209.128.65.58 AS7151 Cologix, Inc 0.88ms from Santa Clara, US
72.172.185.28 AS7151 Cologix, Inc 0.97ms from San Jose, US
72.172.189.99 AS7151 Cologix, Inc 1.21ms from Santa Clara, US
72.172.176.13 AS7151 Cologix, Inc 1.03ms from San Jose, US
72.172.191.10 AS7151 Cologix, Inc 0.91ms from Santa Clara, US
2607:fce0:0:4::3 AS7151 Cologix, Inc 1.46ms from San Jose, US
72.20.109.100 AS7151 Cologix, Inc 0.94ms from San Jose, US
72.172.186.161 AS7151 Cologix, Inc 0.91ms from San Jose, US
209.128.88.244 AS7151 Cologix, Inc 1.00ms from Santa Clara, US
209.128.64.208 AS7151 Cologix, Inc 1.00ms from Santa Clara, US
209.128.95.14 AS7151 Cologix, Inc 1.71ms from San Jose, US
72.20.112.246 AS7151 Cologix, Inc 0.85ms from San Jose, US
209.128.100.206 AS7151 Cologix, Inc 1.59ms from Santa Clara, US
209.128.87.14 AS7151 Cologix, Inc 1.69ms from Santa Clara, US
209.128.67.9 AS7151 Cologix, Inc 1.59ms from Santa Clara, US
209.128.112.72 AS7151 Cologix, Inc 1.37ms from San Jose, US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
43.210.16.207 AS16509 Amazon.com, Inc. 1.59ms from Bangkok, TH
77.230.149.95 AS12430 VODAFONE ESPANA S.A.U. 6.20ms from Barcelona, ES
62.10.56.63 AS8070 Microsoft Corporation 0.63ms from Boydton, US
16.65.7.63 AS8987 Amazon Data Services Ireland Ltd 0.84ms from Columbus, US
20.203.152.111 AS8075 Microsoft Corporation 0.22ms from Kloten, CH
86.179.178.63 AS2856 British Telecommunications PLC 2.16ms from London, GB
80.12.52.127 AS3215 Orange S.A. 0.63ms from Lyon, FR
90.9.108.239 AS3215 Orange S.A. 2.33ms from Marseille, FR
188.219.109.255 AS30722 Fastweb SpA 11.03ms from Milan, IT
111.246.173.31 AS3462 Data Communication Business Group 2.20ms from Taichung, TW
153.142.27.79 AS4713 NTT DOCOMO BUSINESS,Inc. 15.63ms from Tokyo, JP
43.251.184.223 AS5065 Bunny Communications 0.19ms from Tokyo, JP
197.243.235.191 AS37009 MTC - Mobile Telecommunications, Ltd. 11.58ms from Windhoek, NA
221.220.17.143 AS4808 China Unicom Beijing Province Network 3.68ms from Beijing, CN
143.64.238.31 AS58593 Shanghai Blue Cloud Technology Co.,Ltd 6.43ms from Beijing, CN
35.95.151.15 AS16509 Amazon.com, Inc. 0.58ms from Boardman, US
197.133.192.159 AS24835 Vodafone Data 15.41ms from Cairo, EG
73.50.248.95 AS7922 Comcast Cable Communications, LLC 5.58ms from Chicago, US
68.49.176.143 AS7922 Comcast Cable Communications, LLC 8.15ms from Flint, US
154.120.123.79 AS37340 SPECTRANET LIMITED 10.38ms from Lagos, NG
113.17.146.255 AS4134 CHINANET-BACKBONE 1.19ms from Nanning, CN
74.225.29.143 AS8075 Microsoft Corporation 0.34ms from Saint Thomas Mount, IN
150.253.172.111 AS13445 Cisco Webex LLC 0.44ms from San Jose, US
59.122.23.127 AS3462 Data Communication Business Group 2.07ms from Taipei, TW
180.49.183.159 AS4713 NTT DOCOMO BUSINESS,Inc. 3.34ms from Tokyo, JP

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this ASN. Learn more.

$
traceroute -a -n -q1 -f2 -m8 209.128.105.33
traceroute to 209.128.105.33 (209.128.105.33): 8 hops max, 52 byte packets
2 [AS749] 11.73.0.157 1.9 ms
3 *
4 *
5 [AS749] 11.94.155.101 1.569 ms
6 *
7 *
8 *
Measurement taken from IPinfo ProbeNet in Guangzhou, CN
On

Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS7151 at robtex.

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