`math.umn.edu`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:140b^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	2606:4700::6812:150b^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	104.18.20.11^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	104.18.21.11^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns-3.umn.edu` ⭐ ⚠️ Not in parent delegation
		A	2600:1f16:4fe:2300:1d20:356b:4fc8:e9f1^{🇺🇸 Amazon2600:1f16:400::/38 AMAZON AWS}
		A	3.140.39.20^{🇺🇸 Amazon3.136.0.0/13 EC2 CMH prefix}
			PTR	`ec2-3-140-39-20.us-east-2.compute.amazonaws.com`
NS	`ns-1.umn.edu` ⚠️ Not in parent delegation
		A	2607:ea00:102:4801::53^{🇺🇸 NL-GIGAPOP2607:ea00::/32 Northern Lights GigaPoP University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`ns-1.umn.edu`
		A	128.101.101.1^{🇺🇸 ASN-UMN128.101.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`ns-1.umn.edu`
NS	`ns-2.umn.edu` ⚠️ Not in parent delegation
		A	2a01:111:f100:1003::4134:36a1^{🇺🇸 Microsoft2a01:111:f000::/36}
		A	52.162.90.224^{🇺🇸 Microsoft52.160.0.0/11 MICROSOFT}
MX	`mx-eb.umn.edu` ⭐
		A	134.84.196.210^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p10.oit.umn.edu`
		A	134.84.196.212^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p12.oit.umn.edu`
		A	134.84.196.214^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p14.oit.umn.edu`
		A	134.84.196.216^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p16.oit.umn.edu`
		A	134.84.196.218^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p18.oit.umn.edu`
MX	`mx-wb.umn.edu` ⭐
		A	134.84.196.209^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p9.oit.umn.edu`
		A	134.84.196.211^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p11.oit.umn.edu`
		A	134.84.196.213^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p13.oit.umn.edu`
		A	134.84.196.215^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p15.oit.umn.edu`
		A	134.84.196.217^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
			PTR	`mta-p17.oit.umn.edu`
SOA	`ns-3.umn.edu`hostmaster@umn.edu serial=17098

`umn.edu`

	DNSSEC	⚠️ Not signed
	A	134.84.223.68^{🇺🇸 ASN-UMN134.84.0.0/16 University of Minnesota Office of Information Technology 2218 Univ Ave SE Minneapolis MN 55414 United States}
	NS	`ns-2.umn.edu` ⭐
	NS	`ns-1.umn.edu`
	NS	`ns-3.umn.edu`
	MX	`mta-p10.oit.umn.edu` ⭐
	MX	`mta-p11.oit.umn.edu` ⭐
	MX	`mta-p12.oit.umn.edu` ⭐
	MX	`mta-p13.oit.umn.edu` ⭐
	MX	`mta-p14.oit.umn.edu` ⭐
	MX	`mta-p15.oit.umn.edu` ⭐
	MX	`mta-p16.oit.umn.edu` ⭐
	MX	`mta-p17.oit.umn.edu` ⭐
	MX	`mta-p18.oit.umn.edu` ⭐
	MX	`mta-p9.oit.umn.edu` ⭐
	TXT	`adobe-idp-site-verification=533d55adea674049ed1e2cd9cf739dc750b3a58bf6e25f829...`
	TXT	`apple-domain-verification=A6Oxx5bq3St7zyps`
	TXT	`00D1I000001Y4P3=1TBPK00000000Uf`
	TXT	`ebgt45m9jhokmave56qvo8srmk`
	TXT	`smartsheet-site-validation=oln3j44eifwpPY5TTOgruEi8lCmPiTLW`
	TXT	`facebook-domain-verification=mzibgsdpyptawkvt6a4c4yte4ayhpl`
	TXT	`google-site-verification=XSXbEgpTI-Oi_fiIqTsykKhtGU2Z8FwZALXc6En0eK0`
	TXT	`adobe-sign-verification=d69e93ac41219796b26cba9310e9712`
	TXT	`google-site-verification=xMJ88_noLCp84xYaf3jBIwkW2WM7G_-kqfAravV7rC8`
	TXT	`d365mktkey=4td50tnfdmzqorva8dd7a8o64`
	TXT	`onx=02f6a30c-5329-4432-a261-ddac492ca6b0`
	TXT	`v=spf1 include:_spf.google.com include:servers.mcsv.net include:_spf.umn.edu ...`
	TXT	`druide-validation-domaine=9866904368DE23605ED2282c6E4e3424`
	TXT	`BuSRSV-I4LFckim4kxvlI0WQOYObJ9vg3lQ5MhlBWxg`
	TXT	`airtable-verification=86ca05033b7ec8446d4adeb5bc254f4c`
	TXT	`lovable_verification=lwxLie4aaEL484OG16FC`
	TXT	`pardot_305021_*=5eb8363114bc9ac34d5c400357638224ea7e6c5dfd3cb84c30b92daf77c4e304`
	TXT	`brevo-code:e4239334ff7c958c825273bf278e6a8b`
	TXT	`bw=v87ONdGSvsjk/4JGt32/pC/fkD9UfUDt5Qm5nqZCLSXt`
	TXT	`yahoo-verification-key=katGNQ+N1wsJbzwlp0m0seqipe/c3prEo8ZB8HL/0w8=`
	TXT	`atlassian-sending-domain-verification=9f5bf4b7-9dd3-485e-854f-6853f8933e1b`
	TXT	`SFMC-uvdoBSNHkN6toGlYWm1FlmCWDZ8uapF8MObFT8Rw`
	TXT	`google-site-verification=PzQzTFPGRFXTQd33T1OefmGAqnVSTxwrkP9zvhU8uyQ`
	TXT	`hcp-domain-verification=c8ba4f98002fc43e042cff88e8224b05f9796de8005fb96e776bb...`
	TXT	`atlassian-domain-verification=MFUc2OLg1uQqO7F24lHPEEq6g0qQQTdJDAi80TIgPXv28ol...`
	SOA	`ns-2.umn.edu`hostmaster@umn.edu serial=196574

WOT: SAFE (87/100)
rank #392 globally
rank #15 in the tld
This domain "umn.edu" is the domain name for the University of Minnesota. It is likely used for various purposes related to the university, such as providing information about courses, departments, and services, hosting online platforms for students and staff, and promoting the university's mission and activities.WOT: SAFE (89/100)
📈 Tranco rank: #1,302

Subdomains

vinh203b-1.math.umn.edu

vinh203b.math.umn.edu

www.math.umn.edu

webwork.math.umn.edu

math-lutetium.math.umn.edu

gazpacho.math.umn.edu

diablo.math.umn.edu

math-vinh204-3.math.umn.edu

Same first word

math.net

math.fr

math.graphics

math.st

math.gr

math.games

math.cl

math.center

math.tv

math.fi

math.ras.ru

math.gallery

math.in.ua

math.org.mx

math.no

math.events

math.kz

math.com.ua

math.org.il

math.ca

math.pictures

math.now

math.ge

math.guru

math.tel

math.sk

math.fish

math.com.cn

math.fo

math.wmcloud.org

math.canva-apps.cn

math.vn

math.fit

math.cafe

math.ru

math.org.tw

math.dev

math.careers

math.eu

math.expert

math.plus

math.capital

math.co.in

math.rs

math.mx

math.pages.dev

math.report

math.it

math.nyc

math.org

math.com

math.ac.vn

math.de

math.company

math.solutions

math.md

math.web.id

math.ac.cn

math.farm

math.ly

math.management

math.blue

math.in.th

math.mobi

math.cool

math.es

math.ch

math.nu

math.by

math.life

math.hr

math.ph

math.diamonds

math.co.kr

math.marketing

math.school

math.com.mx

math.pro

math.wtf

math.is

math.ma

math.run

math.im

math.bet

math.business

math.art

math.ir

math.group

math.academy

math.world

math.bot

math.us

math.org.uk

math.info

math.tools

math.at

math.bingo

math.red

math.wmflabs.org

math.be

Similar names

amth.ru

tham.ro

htma.info

thma.at

htam.de

mtha.com

mtah.com

tham.cz

hamt.us

tham.net

tmha.com.au

mtha.gov.tw

mtha.org

math.net.cn

thma.com

tham.nl

math.se

thma.org

hmat.com

mhat.org.tw

ahmt.de

math.team

math.com.au

hatm.fr

math.hamburg

amth.es

math.edu.pl

amht.cn

math.lt

math.dk

math.gl

amht.co.tz

tahm.com

htma.net

amth.de

athm.cn

ahtm.com

ahmt.cl

tham.com.au

maht.com

hatm.ru

htam.org

athm.de

tham.us

mhat.cn

mhta.com.au

hmat.ru

hamt.dk

hmat.cz

hmta.co.ke

tham.de

tham.me

mtha.de

htma.org

tmha.net

tham.cl

ahmt.ru

tham.info

athm.net

maht.org

htam.co.uk

athm.com

thma.no

htma.de

tamh.org

hamt.org

amht.org.uk

tham.co.th

tmha.cn

hamt.de

tmah.com

mhat.net

ahmt.me

amht.ru

amth.com

hamt.ru

mhta.de

htam.com.tw

tahm.org

hmat.org

hmat.cn

thma.org.tw

athm.co

mhat.tv

mhta.co.uk

mtha.co.zw

htma.co.uk

htma.hu

DNS History

17 records (9 active, 8 former)

○NSinfoblox-1l1.d.umn.edu2017-06-18 → 2019-07-03 · 5 obs

○ 2015-06-29 21:04:50
● 2017-06-18 01:16:50
● 2019-07-03 17:07:16
○ 2026-03-14 21:56:06
○ 2026-04-17 15:07:24

●NSns-1.umn.edu2026-03-14 → 2026-04-17 · 3 obs

○ 2019-07-03 17:07:16
● 2026-03-14 21:56:06
● 2026-04-17 15:07:24

●NSns-2.umn.edu2026-03-14 → 2026-04-17 · 3 obs

○ 2019-07-03 17:07:16
● 2026-03-14 21:56:06
● 2026-04-17 15:07:24

●NSns-3.umn.edu2026-03-14 → 2026-04-17 · 3 obs

○ 2019-07-03 17:07:16
● 2026-03-14 21:56:06
● 2026-04-17 15:07:24

○NSns-auth-1.umn.edu2015-06-29 → 2019-07-03 · 4 obs

● 2015-06-29 21:04:50
● 2019-07-03 17:07:16
○ 2026-03-14 21:56:06
○ 2026-04-17 15:07:24

○NSns-auth-remote-1.umn.edu2015-06-29 → 2019-07-03 · 4 obs

● 2015-06-29 21:04:50
● 2019-07-03 17:07:16
○ 2026-03-14 21:56:06
○ 2026-04-17 15:07:24

○MXmhub-a.tc.umn.edu2015-06-29 → 2015-11-12 · 4 obs

● 2015-06-29 21:04:50
● 2015-11-12 11:50:08
○ 2016-02-01 02:30:08
○ 2026-04-17 15:07:24

○MXmhub-m.tc.umn.edu2015-06-29 → 2015-11-12 · 4 obs

● 2015-06-29 21:04:50
● 2015-11-12 11:50:08
○ 2016-02-01 02:30:08
○ 2026-04-17 15:07:24

○MXmhub-w.tc.umn.edu2015-06-29 → 2015-11-12 · 4 obs

● 2015-06-29 21:04:50
● 2015-11-12 11:50:08
○ 2016-02-01 02:30:08
○ 2026-04-17 15:07:24

●MXmx-eb.umn.edu2016-02-01 → 2026-04-17 · 3 obs

○ 2015-11-12 11:50:08
● 2016-02-01 02:30:08
● 2026-04-17 15:07:24

●MXmx-wb.umn.edu2016-02-01 → 2026-04-17 · 3 obs

○ 2015-11-12 11:50:08
● 2016-02-01 02:30:08
● 2026-04-17 15:07:24

●A104.18.20.112026-03-14 → 2026-04-17 · 3 obs

○ 2019-07-03 17:07:16
● 2026-03-14 21:56:06
● 2026-04-17 15:07:24

●A104.18.21.112026-03-14 → 2026-04-17 · 3 obs

○ 2019-07-03 17:07:16
● 2026-03-14 21:56:06
● 2026-04-17 15:07:24

○A128.101.96.1422015-06-29 → 2016-07-11 · 4 obs

● 2015-06-29 21:04:50
● 2016-07-11 04:30:12
○ 2017-06-18 01:16:50
○ 2026-04-17 15:07:24

●A2606:4700::6812:140b2026-03-14 → 2026-04-17 · 3 obs

○ 2019-07-03 17:07:16
● 2026-03-14 21:56:06
● 2026-04-17 15:07:24

●A2606:4700::6812:150b2026-03-14 → 2026-04-17 · 3 obs

○ 2019-07-03 17:07:16
● 2026-03-14 21:56:06
● 2026-04-17 15:07:24

○A54.225.111.1062017-06-18 → 2019-07-03 · 5 obs

○ 2016-07-11 04:30:12
● 2017-06-18 01:16:50
● 2019-07-03 17:07:16
○ 2026-03-14 21:56:06
○ 2026-04-17 15:07:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	a.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...	26 records
umn.edu	ns-2.umn.edu, ns-3.umn.edu, ns-1.umn.edu	6 records

✅ Authoritative Response

Server:128.101.101.1

NS records: ns-2.umn.edu, ns-3.umn.edu, ns-1.umn.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for umn.edu (unsigned zone)

⏱️ Timing

Total: 289ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.21.11, 104.18.20.11`
AAAA	2	`2606:4700::6812:150b, 2606:4700::6812:140b`
NS	3	`ns-2.umn.edu, ns-3.umn.edu...`
MX	2	`mx-wb.umn.edu (pri: 10), mx-eb.umn.edu (pri: 10)`
SOA	1	`ns-1.umn.edu hostmaster.umn.edu`

📌 Glue Records Collected

Total: 32

In-bailiwick: 6 (ns-2.umn.edu, ns-2.umn.edu, ns-3.umn.edu...)

Out-of-bailiwick: 26 (a.edu-servers.net, a.edu-servers.net, b.edu-servers.net...)

Analysis

Hierarchy

math.umn.edu is the parent of vinh203b-1.math.umn.edu, vinh203b.math.umn.edu, www.math.umn.edu, webwork.math.umn.edu, math-lutetium.math.umn.edu and a few other host names.

IP Addresses

Four IP numbers are pointed to by math.umn.edu: 2606:4700::6812:140b, 2606:4700::6812:150b, 104.18.20.11 and 104.18.21.11.

other host names including nrri.umn.edu, chem.umn.edu, seagrant.umn.edu, nursing.umn.edu and mominv.co.za share IP numbers with math.umn.edu.

Name Servers

math.umn.edu is delegated to three name servers ns-1.umn.edu, ns-2.umn.edu and ns-3.umn.edu.

math.umn.edu at least partially shares name servers with other domains, for instance geom.umn.edu, 145.94.160.in-addr.arpa, oed.umn.edu, 127.57.146.in-addr.arpa and router.umn.edu.

Host names with two IP numbers:

ns-1.umn.edu points to: 2607:ea00:102:4801::53 and 128.101.101.1.

ns-2.umn.edu points to: 2a01:111:f100:1003::4134:36a1 and 52.162.90.224.

ns-3.umn.edu points to: 2600:1f16:4fe:2300:1d20:356b:4fc8:e9f1 and 3.140.39.20.

Mail Servers

Two mail servers handle math.umn.edu: mx-eb.umn.edu and mx-wb.umn.edu.

math.umn.edu shares the same mail server setup as other domains, for instance d.umn.edu, csom.umn.edu, vhlab.umn.edu, epi.umn.edu and crk.umn.edu.

Host names with five IP numbers:

mx-eb.umn.edu points to: 134.84.196.210, 134.84.196.212, 134.84.196.214, 134.84.196.216 and 134.84.196.218; mx-wb.umn.edu points to: 134.84.196.209, 134.84.196.211, 134.84.196.213, 134.84.196.215 and 134.84.196.217.

math.umn.edu - robtex.com

math.umn.edu

umn.edu

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`math.umn.edu`

`umn.edu`