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
138.237.38.191 ███████ 1
138.237.39.29 ██████████ 1
138.237.46.182 ██████████ 1
138.237.38.72 ██████████ 1
138.237.38.177 ███████ 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

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

IP Address ASN Details
138.237.104.1 AS18791 Texas Christian University 2.78ms from Dallas, US
138.237.158.1 AS18791 Texas Christian University 2.53ms from Dallas, US
138.237.124.1 AS18791 Texas Christian University 2.59ms from Dallas, US
138.237.128.49 AS18791 Texas Christian University 2.40ms from Dallas, US
138.237.80.11 AS18791 Texas Christian University 2.55ms from Dallas, US
138.237.127.12 AS18791 Texas Christian University 2.50ms from Dallas, US
138.237.148.129 AS18791 Texas Christian University 2.76ms from Dallas, US
138.237.68.194 AS18791 Texas Christian University 2.79ms from Dallas, US
138.237.141.1 AS18791 Texas Christian University 2.71ms from Dallas, US
138.237.159.1 AS18791 Texas Christian University 2.83ms from Dallas, US
138.237.0.1 AS18791 Texas Christian University 1.81ms from Dallas, US
138.237.86.1 AS18791 Texas Christian University 2.80ms from Dallas, US
138.237.160.129 AS18791 Texas Christian University 2.73ms from Dallas, US
138.237.67.63 AS18791 Texas Christian University 2.43ms from Dallas, US
138.237.85.113 AS18791 Texas Christian University 2.80ms from Dallas, US
138.237.123.8 AS18791 Texas Christian University 2.75ms from Dallas, US
138.237.101.12 AS18791 Texas Christian University 3.12ms from Dallas, US
138.237.132.250 AS18791 Texas Christian University 2.41ms from Dallas, US
138.237.122.13 AS18791 Texas Christian University 2.39ms from Dallas, US
138.237.103.254 AS18791 Texas Christian University 2.48ms from Dallas, US
138.237.116.1 AS18791 Texas Christian University 2.68ms from Dallas, US
138.237.119.252 AS18791 Texas Christian University 2.86ms from Dallas, US
138.237.96.1 AS18791 Texas Christian University 2.84ms from Dallas, US
138.237.157.1 AS18791 Texas Christian University 2.69ms from Dallas, US
138.237.118.217 AS18791 Texas Christian University 2.58ms 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
142.204.135.215 AS393238 ImOn Communications, LLC 9.69ms from Chicago, US
74.205.38.199 AS33070 Rackspace Hosting 1.03ms from Dallas, US
31.188.134.23 AS24608 WIND TRE S.P.A. 5.17ms from Milan, IT
73.141.122.215 AS7922 Comcast Cable Communications, LLC 7.21ms from New York City, US
76.144.129.167 AS7922 Comcast Cable Communications, LLC 2.33ms from Portland, US
34.236.66.55 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
76.135.207.23 AS7922 Comcast Cable Communications, LLC 14.76ms from Seattle, US
71.231.147.7 AS7922 Comcast Cable Communications, LLC 2.33ms from Seattle, US
57.155.75.199 AS8075 Microsoft Corporation 0.23ms from Singapore, SG
193.80.246.247 AS8447 A1 Telekom Austria AG 2.78ms from Vienna, AT
147.45.230.39 AS210976 Timeweb, LLP 0.52ms from Amsterdam, NL
20.1.113.7 AS8075 Microsoft Corporation 0.26ms from Boydton, US
178.163.85.215 AS8416 InfoLada Ltd 15.61ms from Chelyabinsk, RU
14.139.32.71 AS55824 NKN Core Network 2.23ms from Delhi, IN
87.175.125.199 AS3320 Deutsche Telekom AG 4.27ms from Frankfurt am Main, DE
113.9.248.71 AS4837 CHINA UNICOM China169 Backbone 2.33ms from Harbin, CN
212.68.49.7 AS42910 PremierDC Veri Merkezi Anonim Sirketi 0.24ms from Istanbul, TR
148.231.125.7 AS16596 Universidad Autonoma del Estado de Baja California 7.77ms from Los Angeles, US
187.150.113.71 AS8151 UNINET 12.39ms from Miami, US
97.222.38.119 AS6167 Verizon Business 11.77ms from New York City, US
83.199.227.87 AS3215 Orange S.A. 2.34ms from Paris, FR
176.160.207.23 AS5410 Bouygues Telecom SA 2.44ms from Paris, FR
189.60.206.71 AS28573 Claro NXT Telecomunicacoes Ltda 8.56ms from Rio de Janeiro, BR
107.131.122.231 AS7018 AT&T Enterprises, LLC 2.97ms from San Jose, US
75.213.111.7 AS6167 Verizon Business 7.35ms from Seattle, US

Traceroute

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

$
traceroute -a -n -q1 -f3 138.237.158.193
traceroute to 138.237.158.193 (138.237.158.193): 64 hops max, 52 byte packets
3 [AS36236] 162.223.9.42 0.489 ms
4 *
5 [AS174] 38.32.13.194 0.577 ms
7 [AS18791] 138.237.0.10 2.359 ms
9 *
Measurement taken from IPinfo ProbeNet in Dallas, 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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