`science.uwaterloo.ca`

DNSSEC	⚠️ Not signed
A	129.97.222.73^{🇨🇦 AS12093129.97.0.0/16 200 University Avenue West Waterloo ON N2L-3G1 Canada}
		PTR	`science.uwaterloo.ca`
MX	`mx1.hc503-62.ca.iphmx.com` ⭐
		A	216.71.131.13^{🇺🇸 CISCO-1216.71.130.0/23 170 West Tasman Drive San Jose CA 95134 United States}
		A	216.71.134.223^{🇺🇸 CISCO-1216.71.134.0/24 170 West Tasman Drive San Jose CA 95134 United States}
MX	`mx2.hc503-62.ca.iphmx.com` ⭐
		A	216.71.131.13^{🇺🇸 CISCO-1216.71.130.0/23 170 West Tasman Drive San Jose CA 95134 United States}
		A	216.71.134.223^{🇺🇸 CISCO-1216.71.134.0/24 170 West Tasman Drive San Jose CA 95134 United States}
TXT	`v=spf1 ip4:216.71.131.47 ip4:216.71.135.51 include:uwaterloo.ca ~all`

`uwaterloo.ca`

	DNSSEC	⚠️ Not signed
	A	2a04:4e42::645^{🇺🇸 Fastly2a04:4e42::/48}
	A	2a04:4e42:200::645^{🇺🇸 Fastly2a04:4e42:200::/48}
	A	2a04:4e42:400::645^{🇺🇸 Fastly2a04:4e42:400::/48}
	A	2a04:4e42:600::645^{🇺🇸 Fastly2a04:4e42:600::/48}
	A	151.101.2.132^{🇺🇸 Fastly151.101.0.0/22}
	A	151.101.66.132^{🇺🇸 Fastly151.101.64.0/22}
	A	151.101.130.132^{🇺🇸 Fastly151.101.128.0/22}
	A	151.101.194.132^{🇺🇸 Fastly151.101.192.0/22}
	NS	`cn-dns-ec2-new.uwaterloo.ca` ⭐
	NS	`cn-dns-mc-new.uwaterloo.ca`
	NS	`ext-dns-azure-a.uwaterloo.ca`
	MX	`mx1.hc503-62.ca.iphmx.com` ⭐
	MX	`mx2.hc503-62.ca.iphmx.com` ⭐
	TXT	`atlassian-domain-verification=KTsA2pVA/ItP1xFPT8GLOUb1jgkXmZjaxEYOrv6Z/IuYAxE...`
	TXT	`e2ma-verification=nkdcb`
	TXT	`google-site-verification=tlHpRcZ9EQvp1JMSvMB0NHq4rUgQbaz-hO96RDjguEs`
	TXT	`ZOOM_verify_7z1v7rXUSOOS-ShYcymx0A`
	TXT	`tCDWAp4EmLpfAmyq5fdhO5GwZAI0t7b2RWEuaProESY=`
	TXT	`84cc41ef767947fe85ff32fb16bdaf41`
	TXT	`MS=78E4ABCABB8A53406B8B16D50FAA6015ACEA3A87`
	TXT	`k5sc36lcc2rbjv7h3sl2c2gn0e`
	TXT	`apple-domain-verification=xc5D2Lp8oXM8J4E2`
	TXT	`adobe-idp-site-verification=4dec50d4c90dac093d5e1824a81021691629e2f94fd22b4f2...`
	TXT	`google-site-verification=eSSi6Zp_XdwpO8Z-T-lpb3V6tY6X3BvlqJXPeoXs5GQ`
	TXT	`globalsign-domain-verification=Q8Dh3hR2uXY5UdIukr4rHDZhsq3SOGVSfcZCmhdgfp`
	TXT	`b8PB06RrjXJHHTuGGaWkgBpUQl+HYzLLeNzDIlu3Gv/im99YYnCPZQJjzPrB9yLks3ra2mp/C/OM7...`
	TXT	`v=spf1 exists:%{i}.spf.hc503-62.ca.iphmx.com ip4:129.97.0.0/16 include:ca05._...`
	SOA	`cn-dns-ec2-new.uwaterloo.ca`hostmaster@uwaterloo.ca serial=2004321017

WOT: SAFE (95/100)
rank #1177 globally
rank #15 in the tld
This domain "uwaterloo.ca" is the official website of the University of Waterloo. The University of Waterloo is a public research university located in Waterloo, Ontario, Canada. It offers undergraduate and graduate programs in various fields of study. The website provides information about the university's programs, admissions, research, campus life, and services for students, faculty, and staff.WOT: SAFE (91/100)
📈 Tranco rank: #3,823

PTR for

73.222.97.129.in-addr.arpa

Subdomains

www.science.uwaterloo.ca

Same first word

science.ma

science.org.au

science.sk

science.pk

science.by

science.lv

science.spb.ru

science.gov.au

science.run

science.international

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science.guru

science.cern

science.lu

science.chat

science.com.pl

science.co.il

science.life

science.capital

science.ge

science.gr

science.su

science.london

science.jp

science.ltd.uk

science.eu.org

science.com

science.ch

science.blog

science.guide

science.center

science.hr

science.me

science.company

science.ventures

science.dk

science.camera

science.asia

science.equipment

science.gov

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science.im

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science.photos

science.fm

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science.se

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science.kz

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science

science.gov.ru

science.abbvie

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science.cl

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science.tv

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science.gov.hk

science.org.ge

science.edu.kg

science.toys

science.go.kr

science.co.za

science.no

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science.trade

science.com.sg

science.biz

science.kharkov.ua

science.pictures

science.ph

science.cafe

science.supply

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science.ceo

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science.ua

science.foundation

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science.nl

science.ne.jp

science.fit

science.sg

science.edu.mn

science.xyz

science.co.at

science.ca

science.today

science.lgbt

science.qld.gov.au

Similar names

iccesen.org

sceince.com

cicsene.org

sceenic.co

senecic.net

ceesinc.cn

ceeisnc.com

cinesec.github.io

icsence.com

cenecis.jp

csience.com

ecencis.com

sceenic.com

escince.com

ecneics.jp

ceesinc.com

DNS History

8 records (3 active, 5 former)

●MXmx1.hc503-62.ca.iphmx.com2026-04-06 → 2026-04-11 · 3 obs

○ 2016-11-03 16:40:04
● 2026-04-06 07:42:30
● 2026-04-11 21:33:50

●MXmx2.hc503-62.ca.iphmx.com2026-04-06 → 2026-04-11 · 3 obs

○ 2016-11-03 16:40:04
● 2026-04-06 07:42:30
● 2026-04-11 21:33:50

○MXsciborg.uwaterloo.ca2015-11-17 → 2016-11-03 · 4 obs

● 2015-11-17 04:58:58
● 2016-11-03 16:40:04
○ 2026-04-06 07:42:30
○ 2026-04-11 21:33:50

●A129.97.222.732026-04-06 → 2026-04-11 · 3 obs

○ 2016-11-03 16:40:04
● 2026-04-06 07:42:30
● 2026-04-11 21:33:50

○A129.97.4.1002008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 09:23:36
○ 2015-07-21 09:51:08
○ 2026-04-11 21:33:50

○A129.97.4.1602015-07-21 → 2016-11-03 · 5 obs

○ 2008-11-29 09:23:36
● 2015-07-21 09:51:08
● 2016-11-03 16:40:04
○ 2026-04-06 07:42:30
○ 2026-04-11 21:33:50

○CNAMEnewborg.uwaterloo.ca2015-07-21 → 2016-11-03 · 5 obs

○ 2008-11-29 09:23:36
● 2015-07-21 09:51:08
● 2016-11-03 16:40:04
○ 2026-04-06 07:42:30
○ 2026-04-11 21:33:50

○CNAMEsciborg.uwaterloo.ca2008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 09:23:36
○ 2015-07-21 09:51:08
○ 2026-04-11 21:33:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	any.ca-servers.ca, j.ca-servers.ca, c.ca-servers.ca, d.ca-servers.ca	-
uwaterloo.ca	cn-dns-ec2-new.uwaterloo.ca, cn-dns-mc-new.uwaterloo.ca, ext-dns-azure-a.uwaterloo.ca	3 records

✅ Authoritative Response

Server:20.220.231.86

NS records: cn-dns-ec2-new.uwaterloo.ca, cn-dns-mc-new.uwaterloo.ca, ext-dns-azure-a.uwaterloo.ca

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for uwaterloo.ca (unsigned zone)

⏱️ Timing

Total: 469ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`129.97.222.73`
MX	2	`mx1.hc503-62.ca.iphmx.com (pri: 10), mx2.hc503-62.ca.iphmx.com (pri: 10)`
TXT	1	`v=spf1 ip4:216.71.131.47 ip4:216.71.135.`

📌 Glue Records Collected

Total: 3

In-bailiwick: 3 (cn-dns-mc-new.uwaterloo.ca, cn-dns-ec2-new.uwaterloo.ca, ext-dns-azure-a.uwaterloo.ca)

Analysis

Hierarchy

The parent of www.science.uwaterloo.ca is science.uwaterloo.ca.

IP Addresses

science.uwaterloo.ca points to a single IP number: 129.97.222.73.

Other host names, for instance sci.uwaterloo.ca and sciborg.uwaterloo.ca, share IP numbers with science.uwaterloo.ca.

Mail Servers

science.uwaterloo.ca is handled by two mail servers: mx1.hc503-62.ca.iphmx.com and mx2.hc503-62.ca.iphmx.com.

science.uwaterloo.ca shares the same mail server setup as other domains, including uberwachen.uwaterloo.ca, math.uwaterloo.ca, canadianindexofwellbeing.ca, library.uwaterloo.ca and plg.uwaterloo.ca.

Host names with two IPs:

mx1.hc503-62.ca.iphmx.com points to 216.71.131.13 and 216.71.134.223.

mx2.hc503-62.ca.iphmx.com points to 216.71.131.13 and 216.71.134.223.

Host names that point to 216.71.131.13: mx1.hc503-62.ca.iphmx.com and mx2.hc503-62.ca.iphmx.com.

Host names that point to 216.71.134.223: mx1.hc503-62.ca.iphmx.com and mx2.hc503-62.ca.iphmx.com.

Common IPs for mx1.hc503-62.ca.iphmx.com and mx2.hc503-62.ca.iphmx.com are 216.71.131.13 and 216.71.134.223.

science.uwaterloo.ca - robtex.com