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.

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

Pingable IPs

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

IP Address ASN Details
138.237.103.254 AS18791 Texas Christian University 2.48ms from Dallas, US
138.237.82.1 AS18791 Texas Christian University 2.85ms from Dallas, US
138.237.110.1 AS18791 Texas Christian University 2.78ms from Dallas, US
138.237.93.24 AS18791 Texas Christian University 3.16ms from Dallas, US
138.237.90.1 AS18791 Texas Christian University 2.79ms from Dallas, US
138.237.160.129 AS18791 Texas Christian University 2.73ms from Dallas, US
138.237.141.1 AS18791 Texas Christian University 2.71ms from Dallas, US
138.237.113.12 AS18791 Texas Christian University 2.49ms from Dallas, US
138.237.156.65 AS18791 Texas Christian University 2.60ms from Dallas, US
138.237.150.129 AS18791 Texas Christian University 2.58ms from Dallas, US
138.237.70.199 AS18791 Texas Christian University 2.64ms from Dallas, US
138.237.84.1 AS18791 Texas Christian University 2.92ms from Dallas, US
138.237.92.1 AS18791 Texas Christian University 2.83ms from Dallas, US
138.237.86.1 AS18791 Texas Christian University 2.80ms from Dallas, US
138.237.38.189 AS18791 Texas Christian University 1.81ms from Dallas, US
138.237.233.249 AS18791 Texas Christian University 2.49ms from Dallas, US
138.237.159.1 AS18791 Texas Christian University 2.83ms from Dallas, US
138.237.72.74 AS18791 Texas Christian University 2.54ms from Dallas, US
138.237.143.129 AS18791 Texas Christian University 2.72ms from Dallas, US
138.237.153.129 AS18791 Texas Christian University 2.54ms from Dallas, US
138.237.107.64 AS18791 Texas Christian University 2.78ms from Dallas, US
138.237.78.1 AS18791 Texas Christian University 2.76ms from Dallas, US
138.237.124.1 AS18791 Texas Christian University 2.59ms from Dallas, US
138.237.130.21 AS18791 Texas Christian University 2.48ms from Dallas, US
138.237.137.114 AS18791 Texas Christian University 2.51ms 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
8.22.36.55 AS26120 RhythmOne, LLC 0.61ms from Ashburn, US
104.152.222.23 AS397373 H4Y Technologies LLC 0.10ms from Bend, US
179.211.35.71 AS28573 Claro NXT Telecomunicacoes Ltda 9.28ms from Curitiba, BR
95.0.247.39 AS9121 Turk Telekomunikasyon Anonim Sirketi 0.57ms from Denizli, TR
108.131.172.215 AS16509 Amazon.com, Inc. 0.44ms from Dublin, IE
63.35.157.231 AS16509 Amazon.com, Inc. 0.16ms from Dublin, IE
137.138.24.87 AS513 CERN - European Organization for Nuclear Research 1.34ms from Geneve, CH
90.119.2.55 AS3215 Orange S.A. 2.44ms from Marseille, FR
31.181.90.39 AS12389 PJSC Rostelecom 16.63ms from Moscow, RU
67.250.122.87 AS12271 Charter Communications Inc 7.90ms from New York City, US
176.209.241.55 AS12389 PJSC Rostelecom 5.37ms from Novosibirsk, RU
100.55.88.183 AS14618 Amazon.com, Inc. 0.20ms from Reston, US
47.131.95.103 AS16509 Amazon.com, Inc. 0.11ms from Singapore, SG
58.87.150.231 AS2527 Sony Network Communications Inc. 8.91ms from Tokyo, JP
111.234.165.151 AS4685 Asahi Net 3.11ms from Tokyo, JP
99.251.253.103 AS812 Rogers Communications Canada Inc. 3.90ms from Toronto, CA
95.17.192.7 AS12479 Orange Espagne SA 5.54ms from Zaragoza, ES
44.239.149.39 AS16509 Amazon.com, Inc. 0.15ms from Boardman, US
70.65.249.87 AS6327 Shaw Communications 6.32ms from Calgary, CA
154.124.43.55 AS8346 SONATEL-AS Autonomous System 2.56ms from Dakar, SN
34.251.15.71 AS16509 Amazon.com, Inc. 0.20ms from Dublin, IE
35.190.17.39 AS396982 Google LLC 0.07ms from Melbourne, AU
90.104.131.71 AS3215 Orange S.A. 10.22ms from Paris, FR
187.135.7.247 AS8151 UNINET 10.98ms from Santiago de Queretaro, MX
181.37.147.231 AS28118 ALTICE DOMINICANA S.A. 8.11ms from Santo Domingo, DO

Traceroute

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

$
traceroute -a -n -q1 -m9 138.237.165.67
traceroute to 138.237.165.67 (138.237.165.67): 9 hops max, 52 byte packets
2 [] 185.176.193.16 1.534 ms
3 [] 206.53.202.42 1.923 ms
5 [AS18791] 138.237.0.10 3.505 ms
7 *
8 *
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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