sc.utah.edu - robtex.com

sc.utah.edu

DNSSEC⚠️ Not signed
NSns.utah.edu ⭐
A128.110.124.120🇺🇸 AS17055128.110.0.0/16 UofU owned prefix, announced by UEN
PTRns.utah.edu
A155.101.115.10🇺🇸 AS17055155.101.0.0/16 This is a UEN Customer route.
NSblue.foundationdns.com
A2606:4700:57::6ca2:c601🇺🇸 Cloudflare2606:4700:57::/48
PTRblue.foundationdns.com
A2803:f800:52::a29f:3c01🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRblue.foundationdns.com
A2a06:98c1:56::ac40:2801🇺🇸 Cloudflare2a06:98c1:56::/48
PTRblue.foundationdns.com
A108.162.198.1🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.com
A162.159.60.1Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.com
A172.64.40.1🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.com
NSblue.foundationdns.net
A2606:4700:57::6ca2:c61f🇺🇸 Cloudflare2606:4700:57::/48
PTRblue.foundationdns.net
A2803:f800:52::a29f:3c1f🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRblue.foundationdns.net
A2a06:98c1:56::ac40:281f🇺🇸 Cloudflare2a06:98c1:56::/48
PTRblue.foundationdns.net
A108.162.198.31🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.net
A162.159.60.31Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.net
A172.64.40.31🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.net
NSblue.foundationdns.org
A2606:4700:57::6ca2:c63d🇺🇸 Cloudflare2606:4700:57::/48
PTRblue.foundationdns.org
A2803:f800:52::a29f:3c3d🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRblue.foundationdns.org
A2a06:98c1:56::ac40:283d🇺🇸 Cloudflare2a06:98c1:56::/48
PTRblue.foundationdns.org
A108.162.198.61🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.org
A162.159.60.61Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.org
A172.64.40.61🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblue.foundationdns.org
MXmx1.hc2984-29.iphmx.com ⭐
A139.138.32.25🇺🇸 CISCO-1139.138.32.0/24 170 West Tasman Drive San Jose CA 95134 United States
A139.138.32.28🇺🇸 CISCO-1139.138.32.0/24 170 West Tasman Drive San Jose CA 95134 United States
A139.138.32.29🇺🇸 CISCO-1139.138.32.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.138.66🇺🇸 CISCO-1216.71.138.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.138.115🇺🇸 CISCO-1216.71.138.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.138.116🇺🇸 CISCO-1216.71.138.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.138.117🇺🇸 CISCO-1216.71.138.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.141.220🇺🇸 CISCO-1216.71.141.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.141.221🇺🇸 CISCO-1216.71.141.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.141.222🇺🇸 CISCO-1216.71.141.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.141.224🇺🇸 CISCO-1216.71.141.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.142.89🇺🇸 CISCO-1216.71.142.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.145.20🇺🇸 CISCO-1216.71.145.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.145.23🇺🇸 CISCO-1216.71.145.0/24 170 West Tasman Drive San Jose CA 95134 United States
MXmx2.hc2984-29.iphmx.com ⭐
A139.138.32.25🇺🇸 CISCO-1139.138.32.0/24 170 West Tasman Drive San Jose CA 95134 United States
A139.138.32.28🇺🇸 CISCO-1139.138.32.0/24 170 West Tasman Drive San Jose CA 95134 United States
A139.138.32.29🇺🇸 CISCO-1139.138.32.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.138.66🇺🇸 CISCO-1216.71.138.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.138.115🇺🇸 CISCO-1216.71.138.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.138.116🇺🇸 CISCO-1216.71.138.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.138.117🇺🇸 CISCO-1216.71.138.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.141.220🇺🇸 CISCO-1216.71.141.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.141.221🇺🇸 CISCO-1216.71.141.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.141.222🇺🇸 CISCO-1216.71.141.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.141.224🇺🇸 CISCO-1216.71.141.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.142.89🇺🇸 CISCO-1216.71.142.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.145.20🇺🇸 CISCO-1216.71.145.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.145.23🇺🇸 CISCO-1216.71.145.0/24 170 West Tasman Drive San Jose CA 95134 United States
TXTv=spf1 mx ip4:155.97.144.0/26 ptr ~all
SOAns.utah.edupostmaster@ns.utah.edu 2025-08-07 #13

utah.edu

DNSSEC⚠️ Not signed
A155.98.186.21🇺🇸 AS17055155.98.0.0/16 This is a UEN Customer route.
NSns.utah.edu ⭐
NSsilver.foundationdns.com
NSsilver.foundationdns.net
NSsilver.foundationdns.org
MXmx1.hc2984-29.iphmx.com ⭐
MXmx2.hc2984-29.iphmx.com ⭐
TXTanthropic-domain-verification-repjh4=9VUwsXy3UgWxgbAykxvR4POoT
TXTe2ma-verification=jkbgb
TXTv=spf1 ip4:139.138.32.25 ip4:139.138.32.28/31 ip4:155.97.144.0/24 ip4:216.71....
SOAns.utah.edupostmaster@utah.edu serial=40778
WOT: SAFE (88/100)
rank #821 globally
rank #45 in the tld
This domain name represents the official website of the University of Utah, a public research university located in Salt Lake City, Utah, United States. The ".edu" extension indicates that the domain is related to an educational institution. The website provides information about the university's programs, admissions, research, campus life, events and other related details.WOT: SAFE (90/100)
📈 Tranco rank: #2,362

Same first word

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DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSblue.foundationdns.comblue.foundationdns.netblue.foundationdns.orgns.utah.edufiber.utah.eduns1.cs.utah.eduns2.cs.utah.eduns5.utah.eduns6.utah.eduMXmx1.hc2984-29.iphmx.commx2.hc2984-29.iphmx.comA155.98.70.207
●NSblue.foundationdns.com2026-03-13 → 2026-05-01 · 3 obs
○ 2016-04-29 02:59:50
● 2026-03-13 21:09:44
● 2026-05-01 23:04:40
●NSblue.foundationdns.net2026-03-13 → 2026-05-01 · 3 obs
○ 2016-04-29 02:59:50
● 2026-03-13 21:09:44
● 2026-05-01 23:04:40
●NSblue.foundationdns.org2026-03-13 → 2026-05-01 · 3 obs
○ 2016-04-29 02:59:50
● 2026-03-13 21:09:44
● 2026-05-01 23:04:40
○NSfiber.utah.edu2026-03-13 → 2026-03-13 · 3 obs
○ 2016-04-29 02:59:50
● 2026-03-13 21:09:44
○ 2026-05-01 23:04:40
●NSns.utah.edu2026-03-13 → 2026-05-01 · 3 obs
○ 2016-04-29 02:59:50
● 2026-03-13 21:09:44
● 2026-05-01 23:04:40
○NSns1.cs.utah.edu2015-07-20 → 2016-04-29 · 4 obs
● 2015-07-20 18:25:56
● 2016-04-29 02:59:50
○ 2026-03-13 21:09:44
○ 2026-05-01 23:04:40
○NSns2.cs.utah.edu2015-07-20 → 2016-04-29 · 4 obs
● 2015-07-20 18:25:56
● 2016-04-29 02:59:50
○ 2026-03-13 21:09:44
○ 2026-05-01 23:04:40
○NSns5.utah.edu2026-03-13 → 2026-03-13 · 3 obs
○ 2016-04-29 02:59:50
● 2026-03-13 21:09:44
○ 2026-05-01 23:04:40
○NSns6.utah.edu2026-03-13 → 2026-03-13 · 3 obs
○ 2016-04-29 02:59:50
● 2026-03-13 21:09:44
○ 2026-05-01 23:04:40
●MXmx1.hc2984-29.iphmx.com2026-03-13 → 2026-05-01 · 2 obs
● 2026-03-13 21:09:44
● 2026-05-01 23:04:40
●MXmx2.hc2984-29.iphmx.com2026-03-13 → 2026-05-01 · 2 obs
● 2026-03-13 21:09:44
● 2026-05-01 23:04:40
○A155.98.70.2072015-07-20 → 2016-04-29 · 4 obs
● 2015-07-20 18:25:56
● 2016-04-29 02:59:50
○ 2026-03-13 21:09:44
○ 2026-05-01 23:04:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
edua.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...-
utah.edusilver.foundationdns.com, silver.foundationdns.org, silver.foundationdns.net-
sc.utah.edublue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org-

✅ Authoritative Response

Server:162.159.60.61

NS records: blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for utah.edu (unsigned zone)

⏱️ Timing

Total: 996ms | Queries: -

📄 Records

TypeCountSample Data
NS3blue.foundationdns.net, blue.foundationdns.com...
MX2mx1.hc2984-29.iphmx.com (pri: 10), mx2.hc2984-29.iphmx.com (pri: 10)
TXT1v=spf1 mx ip4:155.97.144.0/26 ptr ~all
SOA1ns.utah.edu postmaster.ns.utah.edu

Analysis

Name Servers

sc.utah.edu is delegated to four name servers: blue.foundationdns.com, ns.utah.edu, blue.foundationdns.net and blue.foundationdns.org.

sc.utah.edu shares name servers with other domains at least partially, for example apcwebinar.com, agents-floodsmart.com, sum2010.com, matchit.no and cgwtlvoi.com.

these name servers are often used with the following: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, fiber.utah.edu, ns5.utah.edu, ns6.utah.edu, gold.foundationdns.com, gold.foundationdns.net and gold.foundationdns.org.

Host names with six IP numbers:

blue.foundationdns.com points to 2606:4700:57::6ca2:c601, 2803:f800:52::a29f:3c01, 2a06:98c1:56::ac40:2801, 108.162.198.1, 162.159.60.1 and 172.64.40.1.

blue.foundationdns.net points to 2606:4700:57::6ca2:c61f, 2803:f800:52::a29f:3c1f, 2a06:98c1:56::ac40:281f, 108.162.198.31, 162.159.60.31 and 172.64.40.31.

blue.foundationdns.org points to 2606:4700:57::6ca2:c63d, 2803:f800:52::a29f:3c3d, 2a06:98c1:56::ac40:283d, 108.162.198.61, 162.159.60.61 and 172.64.40.61.

Host names with two IP numbers:

ns.utah.edu points to 128.110.124.120 and 155.101.115.10.

Mail Servers

Two mail servers mx1.hc2984-29.iphmx.com and mx2.hc2984-29.iphmx.com handle sc.utah.edu.

sc.utah.edu shares the same mail server setup as other domains, for instance business.utah.edu, mpa.utah.edu, brain.utah.edu, lists.hum.utah.edu and law.utah.edu.

sc.utah.edu shares mail servers with other domains at least partially; for instance research.utah.edu, innovationlab.utah.edu, www.alumni.utah.edu, mse.utah.edu and news.utah.edu.

These mail servers are often used with the following mail servers: smtp.cc.utah.edu, mailhub.eng.utah.edu, mail.rdms.utah.edu, smtp.business.utah.edu, mailhub.flux.utah.edu and smtp.google.com.

Host names with fourteen IP numbers:

mx1.hc2984-29.iphmx.com points to: 139.138.32.25, 139.138.32.28, 139.138.32.29, 216.71.138.66, 216.71.138.115, 216.71.138.116, 216.71.138.117, 216.71.141.220, 216.71.141.221, 216.71.141.222, 216.71.141.224, 216.71.142.89, 216.71.145.20 and 216.71.145.23.

mx2.hc2984-29.iphmx.com points to the same set: 139.138.32.25, 139.138.32.28, 139.138.32.29, 216.71.138.66, 216.71.138.115, 216.71.138.116, 216.71.138.117, 216.71.141.220, 216.71.141.221, 216.71.141.222, 216.71.141.224, 216.71.142.89, 216.71.145.20 and 216.71.145.23.

Host names that point to each of the following IPs: 139.138.32.25, 139.138.32.28, 139.138.32.29, 216.71.138.66, 216.71.138.115, 216.71.138.116, 216.71.138.117, 216.71.141.220, 216.71.141.221, 216.71.141.222, 216.71.141.224, 216.71.142.89, 216.71.145.20 and 216.71.145.23 are mx1.hc2984-29.iphmx.com and mx2.hc2984-29.iphmx.com.