Autonomous System details

AS18791

Texas Christian University  ·  tcu.edu

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AS18791 – Texas Christian University

Field Value
Country United States
Website tcu.edu
Hosted domains 10
IPv4 addresses 65,792
IPv6 addresses 0
ASN type Education
Registry arin
Allocated 25 years ago on Oct 11, 2000
Updated 3 years ago on May 17, 2023
Netblock Company Num of IPs
138.237.0.0/16 Texas Christian University 65,536
74.200.134.0/24 Texas Christian University 256

There are no known IPv6 addresses belonging to this network

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WHOIS Details


                                                ASHandle:       AS18791
                                                OrgID:          AS18791
                                                ASName:         AS18791
                                                ASNumber:       AS18791
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 10 domain names hosted across 6 IP addresses on this ASN.

IP Address Domain Domains on this IP
138.237.38.126 ██████████ 6
138.237.38.177 ███████ 1
138.237.39.29 ██████████ 1
138.237.46.182 ██████████ 1
138.237.38.191 ███████ 1
138.237.38.72 ██████████ 1

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Useful for Cybersecurity

Peers

There are 3 peers for this ASN.

Peers Name
AS13359 LEARN
AS16905 LEARN
AS22645 LEARN
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Upstreams

There is 1 peer for this ASN.

upstreams Name
AS22645 LEARN
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
138.237.87.12 AS18791 Texas Christian University 5.74ms from Dallas, US
138.237.137.114 AS18791 Texas Christian University 2.52ms from Dallas, US
138.237.110.1 AS18791 Texas Christian University 2.74ms from Dallas, US
138.237.114.115 AS18791 Texas Christian University 2.56ms from Dallas, US
138.237.126.13 AS18791 Texas Christian University 2.52ms from Dallas, US
138.237.103.254 AS18791 Texas Christian University 2.52ms from Dallas, US
138.237.80.11 AS18791 Texas Christian University 2.55ms from Dallas, US
138.237.97.9 AS18791 Texas Christian University 2.96ms from Dallas, US
138.237.124.1 AS18791 Texas Christian University 2.61ms from Dallas, US
138.237.78.1 AS18791 Texas Christian University 2.69ms from Dallas, US
138.237.134.1 AS18791 Texas Christian University 2.85ms from Dallas, US
138.237.70.199 AS18791 Texas Christian University 2.59ms from Dallas, US
138.237.155.193 AS18791 Texas Christian University 2.57ms from Dallas, US
138.237.130.22 AS18791 Texas Christian University 2.50ms from Dallas, US
138.237.46.190 AS18791 Texas Christian University 1.89ms from Dallas, US
138.237.149.193 AS18791 Texas Christian University 2.59ms from Dallas, US
138.237.160.65 AS18791 Texas Christian University 2.64ms from Dallas, US
138.237.143.129 AS18791 Texas Christian University 2.76ms from Dallas, US
138.237.100.1 AS18791 Texas Christian University 2.89ms from Dallas, US
138.237.90.1 AS18791 Texas Christian University 2.75ms from Dallas, US
138.237.113.12 AS18791 Texas Christian University 2.40ms from Dallas, US
138.237.112.50 AS18791 Texas Christian University 2.64ms from Dallas, US
138.237.72.150 AS18791 Texas Christian University 2.41ms from Dallas, US
138.237.0.1 AS18791 Texas Christian University 1.79ms from Dallas, US
138.237.224.5 AS18791 Texas Christian University 2.44ms from Dallas, 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
104.130.33.199 AS27357 Rackspace Hosting 0.47ms from Ashburn, US
181.51.1.103 AS10620 Telmex Colombia S.A. 6.66ms from Bogota, CO
222.244.101.199 AS4134 CHINANET-BACKBONE 2.67ms from Changsha, CN
192.227.143.39 AS36352 HostPapa 0.24ms from Chicago, US
177.16.50.183 AS18881 TELEFÔNICA BRASIL S.A 13.43ms from Curitiba, BR
156.47.128.135 AS6300 Fidium 4.47ms from Dallas, US
71.33.210.7 AS209 CenturyLink Communications, LLC 1.81ms from Denver, US
82.27.107.215 AS59711 HZ Hosting Ltd 0.25ms from Frankfurt am Main, DE
35.211.109.231 AS15169 Google LLC 0.21ms from Moncks Corner, US
114.156.88.23 AS4713 NTT DOCOMO BUSINESS,Inc. 2.79ms from Osaka, JP
112.236.133.55 AS4837 CHINA UNICOM China169 Backbone 8.53ms from Qingdao, CN
219.251.34.247 AS9318 SK Broadband Co Ltd 2.18ms from Seoul, KR
85.187.196.23 AS48233 Netroniks EOOD 3.90ms from Sofia, BG
212.235.31.103 AS1680 Cellcom Fixed Line Communication L.P 4.54ms from Tel Aviv, IL
121.2.252.71 AS2527 Sony Network Communications Inc. 6.17ms from Tokyo, JP
173.238.11.39 AS7992 Cogeco Connexion Inc. 8.96ms from Toronto, CA
158.129.56.183 AS2847 Kauno Technologijos Universitetas 2.11ms from Vilnius, LT
46.185.244.231 AS8376 Jordan Data Communications Company LLC 0.89ms from Amman, JO
20.10.74.167 AS8075 Microsoft Corporation 0.24ms from Boydton, US
54.170.109.103 AS16509 Amazon.com, Inc. 0.28ms from Dublin, IE
103.247.149.7 AS56202 Suite no 10, Level 5; C Wing 1.06ms from Lohogaon, IN
115.222.156.23 AS4134 CHINANET-BACKBONE 10.46ms from Ningbo, CN
193.253.255.215 AS3215 Orange S.A. 1.74ms from Paris, FR
150.147.49.55 AS2527 Sony Network Communications Inc. 8.46ms from Tokyo, JP
51.5.12.23 AS8075 Microsoft Corporation 1.88ms from Amsterdam, NL

Traceroute

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

$
traceroute -a -n -q1 -f4 -m15 138.237.83.161
traceroute to 138.237.83.161 (138.237.83.161): 15 hops max, 52 byte packets
4 [AS30456] 23.136.28.203 11.203 ms
5 *
9 [AS18791] 138.237.0.10 43.919 ms
10 [AS18791] 138.237.224.5 42.752 ms
11 *
12 [AS18791] 138.237.82.1 42.836 ms
13 *
14 *
15 *
Measurement taken from IPinfo ProbeNet in Charlotte, US
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 AS18791 at robtex.

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