`math.purdue.edu`

DNSSEC	⚠️ Not signed
A	128.210.40.74^{🇺🇸 ASN17128.210.0.0/16 Purdue University}
		PTR	`www.math.purdue.edu`
NS	`ns3.purdue.edu` ⭐ ⚠️ Not in parent delegation
		A	2001:18e8:800:200::a^{🇺🇸 ASN172001:18e8:800::/44 Purdue University}
		A	128.210.224.226^{🇺🇸 ASN17128.210.0.0/16 Purdue University}
NS	`ns4.purdue.edu` ⚠️ Not in parent delegation
		A	2001:18e8:800:201::a^{🇺🇸 ASN172001:18e8:800::/44 Purdue University}
			PTR	`ns4.purdue.edu`
		A	128.210.224.234^{🇺🇸 ASN17128.210.0.0/16 Purdue University}
NS	`ns5.purdue.edu` ⚠️ Not in parent delegation
		A	20.241.160.48^{🇺🇸 Microsoft20.192.0.0/10}
MX	`math-purdue-edu.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00505.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f907::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm1pr04cu00201.inbound.protection.outlook.com`
		A	52.101.8.34^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	52.101.10.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00105.inbound.protection.outlook.com`
		A	52.101.41.56^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr21cu00100.inbound.protection.outlook.com`
		A	52.101.41.58^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr02cu00102.inbound.protection.outlook.com`
TXT	`MS=E8A348FC2ED18B6826A8ABDE0088246FBBA3BF3C`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns3.purdue.edu`hostmaster@purdue.edu serial=716086316

`purdue.edu`

	DNSSEC	⚠️ Not signed
	A	128.210.7.200^{🇺🇸 ASN17128.210.0.0/16 Purdue University}
	NS	`ns3.purdue.edu` ⭐ ⚠️ Not in zone NS records
	NS	`ns4.purdue.edu` ⚠️ Not in zone NS records
	NS	`ns5.purdue.edu` ⚠️ Not in zone NS records
	MX	`purdue-edu.mail.protection.outlook.com` ⭐
	TXT	`jamf-site-verification=VaeBGvW_vGEVdXlQmlspfQ`
	TXT	`atlassian-domain-verification=YwCJ4gAdGrIy4Trr5Fq2mBW41Vo4HOdkqNXNFssajAgT0sP...`
	TXT	`v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.protectio...`
	TXT	`airtable-verification=b01c1d3515c017805e817e21360a0506`
	TXT	`cisco-ci-domain-verification=5e16bdfb5c92c6d57a381bafa4689d833ce3fed29b3c973b...`
	TXT	`webexdomainverification.GDSP=4bd98732-2799-47d1-bbd3-66e6149d1cad`
	TXT	`oysmqwNak8YGUW3sLWwJg1feIr+RzjS3GAjdI6bSHjLGftS6HmMqoAUagGXLrjogVk4ptcEPz+5oy...`
	TXT	`google-site-verification=en6dTnGVvW0yFBlNPxKv5aSBsJNG9XTRlJLx5xzkEGE`
	TXT	`airtable-verification=532cf661a9f1ce7337e69babb11917de`
	TXT	`apple-domain-verification=PR5U9BqX66R0APG8`
	TXT	`bw=ukH9x7TrdldFT0SuYfXZ8aOBpFT8H6VI3GtpDr5RdXfU`
	TXT	`MS=6F64A1C5D9A24164AA0A7E59CC8C1E7758DE8E88`
	TXT	`brevo-code:231c553f8bfc20a63e4de939455f5991`
	TXT	`atlassian-domain-verification=rwaaUqSzGwq84NSUvMqT86CCHDKF7TMyoaPiQVgP6sQUY3/...`
	TXT	`#^0zq4LIZZq&CRglVz*@h6QFrQYfE%r9YPjtMugJ!pfYMDS%Y&PYMB0@TDM@R%fbcn#ZZZDfrpH2q...`
	TXT	`n98pbk2retfsg11ronqr8158mu`
	TXT	`autodesk-domain-verification=0mpL8cXJsDjFqdB61_oM`
	TXT	`adobe-idp-site-verification=82aaf4b4-e1ab-4a7d-bea2-10f5820faec9`
	TXT	`8c707d78-2dc6-4bac-b4f9-4f2ff625f327`
	TXT	`facebook-domain-verification=izc7cwx7c6ynlbzt3bvcasz2natro9`
	TXT	`_globalsign-domain-verification=LBGN_PGPzs-K_ugvlmQc5pBRof3QCVximyhc9hNKsU`
	SOA	`ns3.purdue.edu`hostmaster@purdue.edu serial=716087208

WOT: SAFE (95/100)
rank #550 globally
rank #26 in the tld
This domain name represents Purdue University, a public research university located in West Lafayette, Indiana, United States. It is used for the university's official website, which provides information about the school's academic programs, research, events, and resources for students, faculty, and staff.WOT: SAFE (95/100)
📈 Tranco rank: #2,147

Subdomains

pythagoras.math.purdue.edu

gmig.math.purdue.edu

heine.math.purdue.edu

ldaphost.math.purdue.edu

www0.math.purdue.edu

www.math.purdue.edu

banach.math.purdue.edu

Same first word

math.team

math.com.au

math.hamburg

math.edu.pl

math.lt

math.dk

math.gl

math.net

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.cafe

math.ru

math.org.tw

math.dev

math.careers

math.eu

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.bio

math.group

math.academy

math.world

math.us

math.org.uk

math.info

math.tools

math.at

math.bingo

math.red

math.wmflabs.org

math.be

math.se

Similar names

hmat.com

mhat.org.tw

ahmt.de

hatm.fr

amth.es

amht.cn

amht.co.tz

tahm.com

htma.net

amth.de

athm.cn

ahtm.com

htma.cn

ahmt.cl

tham.com.au

maht.com

hatm.ru

htam.org

athm.de

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

tham.com.tw

DNS History

27 records (5 active, 22 former)

○NSharbor.ecn.purdue.edu2009-01-07 → 2020-03-12 · 4 obs

● 2009-01-07 11:23:22
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○NSns.purdue.edu2009-01-07 → 2009-01-07 · 3 obs

● 2009-01-07 11:23:22
○ 2015-09-02 14:27:14
○ 2026-03-25 00:11:08

○NSns1.rice.edu2015-09-02 → 2020-03-12 · 5 obs

○ 2009-01-07 11:23:22
● 2015-09-02 14:27:14
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○NSns2.purdue.edu2009-01-07 → 2009-01-07 · 3 obs

● 2009-01-07 11:23:22
○ 2015-09-02 14:27:14
○ 2026-03-25 00:11:08

○NSns2.rice.edu2015-09-02 → 2020-03-12 · 5 obs

○ 2009-01-07 11:23:22
● 2015-09-02 14:27:14
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

●NSns3.purdue.edu2015-09-02 → 2026-03-25 · 3 obs

○ 2009-01-07 11:23:22
● 2015-09-02 14:27:14
● 2026-03-25 00:11:08

●NSns4.purdue.edu2015-09-02 → 2026-03-25 · 5 obs

○ 2009-01-07 11:23:22
● 2015-09-02 14:27:14
● 2026-02-17 06:30:42
○ 2026-03-16 03:14:02
● 2026-03-25 00:11:08

●NSns5.purdue.edu2026-02-17 → 2026-03-25 · 4 obs

○ 2020-03-12 09:21:50
● 2026-02-17 06:30:42
○ 2026-03-16 03:14:02
● 2026-03-25 00:11:08

○NSpendragon.cs.purdue.edu2009-01-07 → 2020-03-12 · 4 obs

● 2009-01-07 11:23:22
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXmailhub169.itcs.purdue.edu2015-09-02 → 2017-05-26 · 5 obs

○ 2009-01-07 11:23:22
● 2015-09-02 14:27:14
● 2017-05-26 10:05:14
○ 2017-07-07 03:05:54
○ 2026-03-25 00:11:08

○MXmailhub170.itcs.purdue.edu2015-12-02 → 2017-05-26 · 5 obs

○ 2015-09-02 14:27:14
● 2015-12-02 00:27:38
● 2017-05-26 10:05:14
○ 2017-07-07 03:05:54
○ 2026-03-25 00:11:08

○MXmailrelay.math.purdue.edu2009-01-07 → 2009-01-07 · 3 obs

● 2009-01-07 11:23:22
○ 2015-09-02 14:27:14
○ 2026-03-25 00:11:08

●MXmath-purdue-edu.mail.protection.outlook.com2026-02-17 → 2026-03-25 · 4 obs

○ 2020-03-12 09:21:50
● 2026-02-17 06:30:42
○ 2026-03-16 03:14:02
● 2026-03-25 00:11:08

○MXxppmailspam01.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam02.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam03.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam04.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam05.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam06.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam08.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam09.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam10.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam11.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam12.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○MXxppmailspam13.itap.purdue.edu2017-07-07 → 2020-03-12 · 5 obs

○ 2017-05-26 10:05:14
● 2017-07-07 03:05:54
● 2020-03-12 09:21:50
○ 2026-02-17 06:30:42
○ 2026-03-25 00:11:08

○A128.210.3.122009-01-07 → 2016-03-04 · 4 obs

● 2009-01-07 11:23:22
● 2016-03-04 12:20:12
○ 2016-04-20 20:57:12
○ 2026-03-25 00:11:08

●A128.210.40.742016-04-20 → 2026-03-25 · 3 obs

○ 2016-03-04 12:20:12
● 2016-04-20 20:57:12
● 2026-03-25 00:11:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	i.edu-servers.net, j.edu-servers.net, k.edu-servers.net, b.edu-servers.net...	-
purdue.edu	ns3.purdue.edu, ns4.purdue.edu, ns5.purdue.edu	5 records

✅ Authoritative Response

Server:20.241.160.48

NS records: ns3.purdue.edu, ns4.purdue.edu, ns5.purdue.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for purdue.edu (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`128.210.40.74`
NS	3	`ns3.purdue.edu, ns4.purdue.edu...`
MX	1	`math-purdue-edu.mail.protection.outlook.`
TXT	2	`MS=E8A348FC2ED18B6826A8ABDE0088246FBBA3B, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns3.purdue.edu hostmaster.purdue.edu`

📌 Glue Records Collected

Total: 5

In-bailiwick: 5 (ns3.purdue.edu, ns3.purdue.edu, ns4.purdue.edu...)

Analysis

Hierarchy

math.purdue.edu is a parent of pythagoras.math.purdue.edu, gmig.math.purdue.edu, heine.math.purdue.edu, ldaphost.math.purdue.edu, www0.math.purdue.edu and several other host names.

IP Addresses

math.purdue.edu points to a single IP number: 128.210.40.74.

Other host names, for instance www.math.purdue.edu, share IP numbers with math.purdue.edu.

Name Servers

The delegation for math.purdue.edu is handled by three name servers: ns3.purdue.edu, ns4.purdue.edu and ns5.purdue.edu.

math.purdue.edu at least partially shares name servers with other domains, for instance purdueglobalu.org, purdueglobaluniv.com, gomastodons.(0x787878), tranlabrna.org and lakecountylearns.com.

These name servers are commonly used with the name servers ns1.rice.edu.

Host names with two IP numbers:

ns3.purdue.edu points to: 2001:18e8:800:200::a and 128.210.224.226

ns4.purdue.edu points to: 2001:18e8:800:201::a and 128.210.224.234

Host names with one IP number:

ns5.purdue.edu points to: 20.241.160.48

Mail Servers

math.purdue.edu is handled by a single mail server, math-purdue-edu.mail.protection.outlook.com.

math-purdue-edu.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:c902::5, 2a01:111:f403:c946::, 2a01:111:f403:f802::1, 2a01:111:f403:f907::1, 52.101.8.34, 52.101.10.5, 52.101.41.56 and 52.101.41.58.

math.purdue.edu - robtex.com

math.purdue.edu

purdue.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.purdue.edu`

`purdue.edu`