Autonomous System details

AS17055

University of Utah  ·  utah.edu

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AS17055 – University of Utah

Field Value
Country United States
Website utah.edu
Hosted domains 242
IPv4 addresses 393,984
IPv6 addresses 79,228,162,514,264,337,593,543,950,336
ASN type Education
Registry arin
Allocated 26 years ago on Jul 18, 2000
Updated 5 months ago on Oct 30, 2025
Netblock Company Num of IPs
128.110.0.0/16 University of Utah 65,536
155.97.0.0/16 University of Utah 65,536
155.98.0.0/16 University of Utah 65,536
155.99.0.0/16 University of Utah 65,536
155.100.0.0/16 University of Utah 65,536
155.101.0.0/16 University of Utah 65,536
155.98.32.0/20 University of Utah 4,096
128.110.216.0/21 University of Utah 2,048
128.110.96.0/22 University of Utah 1,024
128.110.152.0/22 University of Utah 1,024
128.110.100.0/24 University of Utah 256
128.110.156.0/24 University of Utah 256
155.99.144.0/24 University of Utah 256
155.101.66.0/24 University of Utah 256
192.5.12.0/24 University of Utah 256
199.104.93.0/24 University of Utah 256
204.99.128.0/24 Utah Education Network 256

Netblock Company
2604:c340::/32 University of Utah
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WHOIS Details


                                                ASHandle:       AS17055
                                                OrgID:          AS17055
                                                ASName:         AS17055
                                                ASNumber:       AS17055
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 242 domain names hosted across 72 IP addresses on this ASN.

IP Address Domain Domains on this IP
155.98.186.21 ████████ 18
155.97.131.159 ██████████ 14
155.100.188.138 ██████████ 14
155.98.16.32 █████████ 12
155.98.186.99 ██████████ 11
155.98.32.70 ██████████ 9
128.110.106.66 ██████████ 9
155.100.119.207 ██████████ 8
155.101.19.96 ██████████ 8
155.100.38.63 ██████████ 7

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Useful for Cybersecurity

Peers

There is 1 peer for this ASN.

Peers Name
AS210 Utah Education Network
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Upstreams

There is 1 peer for this ASN.

upstreams Name
AS210 Utah Education Network
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
155.98.58.102 AS17055 University of Utah 1.68ms from Salt Lake City, US
155.101.229.84 AS17055 University of Utah 1.55ms from Salt Lake City, US
155.99.254.62 AS17055 University of Utah 4.10ms from Salt Lake City, US
155.98.230.178 AS17055 University of Utah 1.34ms from Salt Lake City, US
155.98.39.167 AS17055 University of Utah 1.19ms from Salt Lake City, US
155.100.24.225 AS17055 University of Utah 1.75ms from Salt Lake City, US
155.101.11.107 AS17055 University of Utah 1.47ms from Salt Lake City, US
155.97.218.80 AS17055 University of Utah 1.75ms from Salt Lake City, US
155.101.22.1 AS17055 University of Utah 1.96ms from Salt Lake City, US
155.101.1.1 AS17055 University of Utah 1.47ms from Salt Lake City, US
155.101.17.1 AS17055 University of Utah 2.06ms from Salt Lake City, US
155.98.8.13 AS17055 University of Utah 1.76ms from Salt Lake City, US
155.98.162.148 AS17055 University of Utah 1.34ms from Salt Lake City, US
128.110.72.13 AS17055 University of Utah 1.96ms from Salt Lake City, US
155.98.69.178 AS17055 University of Utah 1.40ms from Salt Lake City, US
155.101.101.3 AS17055 University of Utah 2.30ms from Salt Lake City, US
155.101.15.1 AS17055 University of Utah 1.57ms from Salt Lake City, US
155.100.217.43 AS17055 University of Utah 1.71ms from Salt Lake City, US
155.98.68.84 AS17055 University of Utah 1.56ms from Salt Lake City, US
155.101.246.200 AS17055 University of Utah 1.31ms from Salt Lake City, US
128.110.66.44 AS17055 University of Utah 1.68ms from Salt Lake City, US
155.98.109.253 AS17055 University of Utah 1.53ms from Salt Lake City, US
155.98.93.3 AS17055 University of Utah 2.41ms from Salt Lake City, US
128.110.102.42 AS17055 University of Utah 1.49ms from Salt Lake City, US
155.97.21.26 AS17055 University of Utah 1.17ms from Salt Lake City, 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
84.35.106.15 AS21221 Infopact Netwerkdiensten B.V. 1.21ms from Amsterdam, NL
93.217.18.47 AS3320 Deutsche Telekom AG 2.35ms from Frankfurt am Main, DE
93.234.2.31 AS3320 Deutsche Telekom AG 5.52ms from Frankfurt am Main, DE
185.31.158.31 AS59787 WEBSP LDA 0.53ms from Lisbon, PT
134.71.183.207 AS30679 California State Polytechnic University - Pomona 1.64ms from Los Angeles, US
81.75.184.255 AS3269 Telecom Italia S.p.A. 8.22ms from Milan, IT
3.222.25.15 AS14618 Amazon.com, Inc. 0.19ms from Reston, US
123.100.179.63 AS38673 Korea Cable TV Kwangju Broadcasting 6.10ms from Seoul, KR
1.232.21.111 AS9318 SK Broadband Co Ltd 1.82ms from Seoul, KR
122.182.191.255 AS24560 Bharti Airtel Ltd., Telemedia Services 2.38ms from Ahmedabad, IN
82.170.133.175 AS1136 KPN B.V. 2.19ms from Amsterdam, NL
20.185.189.191 AS8075 Microsoft Corporation 0.61ms from Ashburn, US
99.1.184.31 AS7018 AT&T Enterprises, LLC 16.94ms from Atlanta, US
66.70.208.31 AS16276 OVH SAS 0.07ms from Beauharnois, CA
35.83.214.223 AS16509 Amazon.com, Inc. 0.13ms from Boardman, US
186.236.149.239 AS22689 SERCOMTEL S/A TELECOMUNICACOES 8.49ms from Curitiba, BR
118.71.48.223 AS18403 FPT Telecom Company 5.82ms from Hanoi, VN
90.241.52.127 AS5378 Vodafone Limited 8.39ms from Manchester, GB
54.227.237.47 AS14618 Amazon.com, Inc. 0.15ms from Reston, US
54.89.252.175 AS14618 Amazon.com, Inc. 0.24ms from Reston, US
148.59.9.159 AS6079 RCN 2.29ms from Reston, US
121.168.93.63 AS4766 Korea Telecom 1.35ms from Seoul, KR
14.60.93.63 AS4766 Korea Telecom 2.04ms from Seoul, KR
95.104.22.159 AS16010 Magticom Ltd. 0.71ms from Tbilisi, GE
90.162.42.31 AS12479 Orange Espagne SA 10.66ms from Zaragoza, ES

Traceroute

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

$
traceroute -a -n -q1 -f5 -m26 155.101.143.107
traceroute to 155.101.143.107 (155.101.143.107): 26 hops max, 52 byte packets
5 [AS8697] 213.139.41.3 1.135 ms
6 [AS1299] 62.115.198.134 59.197 ms
7 *
8 [AS174] 154.54.73.73 60.007 ms
9 [AS174] 154.54.60.130 80.44 ms
10 [AS174] 154.54.72.225 70.176 ms
11 [AS174] 154.54.27.169 149.081 ms
12 [AS174] 154.54.162.169 153.833 ms
13 [AS174] 154.54.7.129 154.635 ms
14 [AS174] 154.54.166.73 162.456 ms
15 *
16 [AS174] 154.54.163.206 187.458 ms
17 [AS174] 154.54.88.221 186.675 ms
18 [AS174] 154.54.91.78 186.605 ms
19 [AS174] 154.24.30.10 186.244 ms
20 [AS174] 154.24.50.90 186.958 ms
21 [AS174] 38.142.233.58 186.783 ms
22 *
23 [AS210] 140.197.248.41 183.567 ms
24 *
25 *
26 *
Measurement taken from IPinfo ProbeNet in Amman, JO
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 AS17055 at robtex.

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