`arts.ryerson.ca`

DNSSEC	⚠️ Not signed
A	141.117.104.1^{🇨🇦 TMU-ASN141.117.0.0/17}
A	141.117.104.2^{🇨🇦 TMU-ASN141.117.0.0/17}
A	141.117.105.1^{🇨🇦 TMU-ASN141.117.0.0/17}
A	141.117.105.2^{🇨🇦 TMU-ASN141.117.0.0/17}
A	141.117.105.3^{🇨🇦 TMU-ASN141.117.0.0/17}
NS	`dc5.arts.ryerson.ca` ⭐
		A	141.117.104.2^{🇨🇦 TMU-ASN141.117.0.0/17}
			PTR	`dc5.arts.ryerson.ca`
NS	`dc4.arts.ryerson.ca` ⚠️ Not in parent delegation
		A	141.117.104.1^{🇨🇦 TMU-ASN141.117.0.0/17}
NS	`ns1.arts.ryerson.ca`
		A	141.117.104.1^{🇨🇦 TMU-ASN141.117.0.0/17}
NS	`ns2.arts.ryerson.ca`
		A	141.117.104.2^{🇨🇦 TMU-ASN141.117.0.0/17}
			PTR	`dc5.arts.ryerson.ca`
MX	`rscan.ryerson.ca` ⭐
		A	141.117.126.6^{🇨🇦 TMU-ASN141.117.0.0/17}
			PTR	`rscan.ryerson.ca`
			PTR	`escan.torontomu.ca`
TXT	`MS=A56188309886654CAB65F3CEF5AFE007DFF5FD20`
TXT	`v=spf1 a ptr ip4:141.117.104.4 ip4:141.117.104.5 ip4:141.117.104.9 ip4:141.11...`
SOA	`dc5.arts.ryerson.ca`mmac@arts.ryerson.ca serial=2016450076

`ryerson.ca`

	DNSSEC	⚠️ Not signed
	A	141.117.126.20^{🇨🇦 TMU-ASN141.117.0.0/17}
	NS	`extns1.ryerson.ca` ⭐
	NS	`ns1.d-zone.ca`
	NS	`ns2.d-zone.ca`
	MX	`rscan.ryerson.ca` ⭐
	TXT	`MS=ms78557746`
	TXT	`90qt9b4c9m6carorb9ogm0dbmd`
	TXT	`ds64gful2sics7kgld84aa337f`
	TXT	`h2hfp99b2sso8e0p937acl2jdf`
	TXT	`_b9iw8znpyuluhjx7z8cag2wgg7s03jc`
	TXT	`bcn=CE5C750E-23DA-11ED-A1D5-B72DCD24DBDF`
	TXT	`apple-domain-verification=0whOnBLqMFQbqqt0`
	TXT	`1password-site-verification=BXZVUNI5RZCJXLQ2LV5W553KCQ`
	TXT	`teamviewer-sso-verification=87958f4713154954a5a396cc4433c87f`
	TXT	`google-site-verification=Xj3rc-3mJ3iJJgAZATzKfpnfgMzZfkjO0SKV5Qk8TD0`
	TXT	`google-site-verification=jmyc86Fw3RseCb_X4JV7bIBrDDkDSk_jv5il9oGNKwo`
	TXT	`google-site-verification=s-TRvfo6Izmz172NHnG8G4Gl7BkjqmVf27prRBlw1Co`
	TXT	`sophos-domain-verification=16c198d80f46ab8ec6b83c5ccefbd7a94711289b767b842522...`
	TXT	`atlassian-domain-verification=/luBoyVbcNm1b4OlDG0Glq6VlmFYrPOhagaYvhwkO6FBT1H...`
	TXT	`v=spf1 ip4:141.117.125.1 ip4:141.117.125.11 ip4:141.117.125.12 ip4:141.117.1...`
	SOA	`extns1.ryerson.ca`noc@torontomu.ca serial=2012043266

WOT: SAFE (90/100)
rank #7080 globally
rank #74 in the tld

ryerson.ca

ryerson.cais the former primary domain name of Ryerson University, a public research university in Toronto, Canada. Following the university's renaming to Toronto Metropolitan University in April 2022, the domain was transitioned to redirect to the new official domain,torontomu.ca.

Key facts

Owner / operator: Toronto Metropolitan University
TLD:.ca— Canada
Primary purpose: Legacy website and email domain (now redirecting to the new domain)
Status: legacy alias — redirects to torontomu.ca

Related domains

torontomu.ca(canonical)

WOT: SAFE (90/100)
📈 Tranco rank: #26,867

Subdomains

documents.arts.ryerson.ca

morpheus.arts.ryerson.ca

mail5.arts.ryerson.ca

chairs.arts.ryerson.ca

mail.arts.ryerson.ca

cas3.arts.ryerson.ca

mapinfo.arts.ryerson.ca

edge.arts.ryerson.ca

ns1.arts.ryerson.ca

cas2.arts.ryerson.ca

dc3.arts.ryerson.ca

leafgis.arts.ryerson.ca

dc1.arts.ryerson.ca

dc2.arts.ryerson.ca

dc4.arts.ryerson.ca

arcgis10.arts.ryerson.ca

cas1.arts.ryerson.ca

apoc.arts.ryerson.ca

dc5.arts.ryerson.ca

mail3.arts.ryerson.ca

pci.arts.ryerson.ca

arcgis.arts.ryerson.ca

www.arts.ryerson.ca

envi.arts.ryerson.ca

dozer.arts.ryerson.ca

Same first word

arts.jp.net

arts.institute

arts.education

arts.vg

arts.fr

arts.center

arts.co.il

arts.com.mx

arts.mobi

arts.ac

arts.eng.br

arts.tc

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arts.info

arts.co.at

arts.gratis

arts.cc

arts.com.tw

arts.gov.ua

arts.ac.uk

arts.org.tw

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arts.ne.jp

arts.ch

arts.wales

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arts.dk

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arts.mk

arts.edu.au

arts.rentals

arts.gent

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arts.email

arts.ai

arts.org.au

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arts.on.ca

arts.qld.gov.au

arts.hu

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arts.agency

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arts.cn

arts.sa

arts.photography

arts.ca

arts.lt

arts.it

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trsa.es

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tras.ca

star.promo

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tars.it

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tsar.asia

satr.github.io

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satr.codes

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sart.dk

arst.it

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star.cards

arst.cn

DNS History

15 records (10 active, 5 former)

●NSdc4.arts.ryerson.ca2015-06-24 → 2026-08-13 · 50 obs

● 2015-06-24 07:19:38
● 2015-10-03 22:13:10
○ 2015-10-08 17:21:02
● 2015-10-28 21:47:32
● 2015-11-09 13:50:10
○ 2015-12-07 12:28:10
● 2016-01-15 09:52:32
● 2016-04-27 00:23:08
○ 2016-10-26 21:02:40
○ 2016-11-30 13:13:26
● 2017-06-23 23:46:14
○ 2017-07-24 05:44:14
● 2017-09-10 12:03:50
○ 2017-09-21 15:47:34
● 2018-09-24 09:36:28
● 2026-05-01 06:58:00
○ 2026-05-03 22:25:00
● 2026-05-04 08:22:00
● 2026-05-11 07:09:48
○ 2026-05-11 11:01:40
● 2026-05-11 15:25:10
● 2026-05-16 13:51:54
○ 2026-05-23 00:46:40
● 2026-05-25 06:53:28
● 2026-05-28 14:28:40
○ 2026-05-29 18:10:00
● 2026-05-30 12:30:34
● 2026-06-06 00:58:48
○ 2026-06-06 02:39:52
● 2026-06-06 22:35:50
● 2026-06-14 01:03:28
○ 2026-06-14 07:24:36
● 2026-06-14 09:29:14
○ 2026-07-14 07:25:16
● 2026-07-14 09:31:28
○ 2026-07-15 14:00:34
● 2026-07-15 19:04:42
○ 2026-07-16 16:34:52
● 2026-07-17 19:00:46
○ 2026-07-24 20:32:56
● 2026-07-24 21:50:02
○ 2026-07-27 14:33:46
● 2026-07-30 13:49:10
○ 2026-08-02 11:20:58
● 2026-08-03 05:34:30
○ 2026-08-05 09:14:32
● 2026-08-07 08:49:52
○ 2026-08-12 20:40:50
● 2026-08-13 15:03:42
● 2026-08-13 15:03:46

●NSdc5.arts.ryerson.ca2015-10-08 → 2026-08-13 · 210 obs

○ 2015-10-03 22:13:10
● 2015-10-08 17:21:02
○ 2015-10-28 21:47:32
○ 2015-11-09 13:50:10
● 2015-12-07 12:28:10
○ 2016-01-15 09:52:32
○ 2016-04-27 00:23:08
● 2016-10-26 21:02:40
● 2016-11-30 13:13:26
○ 2017-06-23 23:46:14
● 2017-07-24 05:44:14
○ 2017-09-10 12:03:50
● 2017-09-21 15:47:34
○ 2018-09-24 09:36:28
○ 2019-10-18 05:42:14
● 2020-01-04 20:08:54
○ 2026-02-14 23:39:30
○ 2026-02-15 02:51:18
● 2026-02-15 03:50:22
○ 2026-02-15 05:24:16
● 2026-02-15 09:08:00
● 2026-02-16 03:42:52
○ 2026-02-16 05:35:14
○ 2026-02-16 09:46:06
● 2026-02-16 15:40:16
○ 2026-02-17 05:06:18
○ 2026-02-18 08:05:48
● 2026-02-18 10:54:54
● 2026-02-19 11:22:40
○ 2026-02-19 15:15:26
● 2026-02-19 21:23:32
● 2026-02-21 19:33:04
○ 2026-02-22 02:55:06
○ 2026-02-23 00:28:14
● 2026-02-24 01:51:06
○ 2026-02-24 02:57:54
● 2026-02-24 07:46:14
○ 2026-02-25 03:37:06
● 2026-02-25 07:39:16
● 2026-02-25 12:20:26
○ 2026-02-25 15:49:38
● 2026-02-26 11:08:00
○ 2026-02-26 12:37:28
● 2026-02-27 12:55:18
○ 2026-02-27 15:23:18
● 2026-02-28 10:44:04
○ 2026-02-28 13:00:26
● 2026-03-01 13:01:50
● 2026-03-02 13:09:42
○ 2026-03-03 11:27:06
○ 2026-03-03 14:23:30
● 2026-03-03 18:29:44
○ 2026-03-04 12:52:52
○ 2026-03-05 17:20:34
● 2026-03-05 18:56:06
● 2026-03-07 17:19:00
○ 2026-03-07 19:18:24
○ 2026-03-07 22:48:34
● 2026-03-08 19:34:52
○ 2026-03-09 17:16:22
○ 2026-03-09 19:19:34
● 2026-03-09 23:18:38
○ 2026-03-10 17:51:12
● 2026-03-10 20:51:20
○ 2026-03-11 00:50:36
● 2026-03-11 21:25:08
● 2026-03-12 03:10:20
○ 2026-03-12 18:39:38
○ 2026-03-13 01:50:40
● 2026-03-13 11:35:08
○ 2026-03-16 19:07:46
● 2026-03-17 03:06:46
○ 2026-03-17 06:52:22
○ 2026-03-17 09:22:38
● 2026-03-18 02:58:04
○ 2026-03-18 17:03:48
○ 2026-03-18 22:59:32
● 2026-03-19 01:46:20
○ 2026-03-19 03:00:22
○ 2026-03-19 11:32:12
● 2026-03-20 02:53:12
● 2026-03-20 12:53:34
○ 2026-03-22 02:44:22
● 2026-03-22 06:30:34
○ 2026-03-22 08:58:58
○ 2026-03-23 10:15:02
● 2026-03-24 10:28:56
● 2026-03-24 14:30:30
○ 2026-03-25 02:51:20
○ 2026-03-25 03:25:38
● 2026-03-25 15:00:04
● 2026-03-26 00:05:20
○ 2026-03-26 10:15:30
○ 2026-03-26 23:06:14
● 2026-03-27 03:19:46
● 2026-03-27 04:01:24
○ 2026-03-27 09:45:38
● 2026-03-27 11:40:44
● 2026-03-29 00:16:32
○ 2026-03-29 00:47:52
● 2026-03-30 02:09:32
○ 2026-03-30 03:40:04
● 2026-03-30 04:52:10
● 2026-03-30 06:54:20
○ 2026-03-30 09:20:32
○ 2026-03-31 04:30:40
● 2026-03-31 06:00:40
● 2026-04-01 07:28:08
○ 2026-04-01 08:46:38
○ 2026-04-01 16:52:42
● 2026-04-03 06:59:44
○ 2026-04-03 12:18:38
○ 2026-04-04 14:43:52
● 2026-04-04 18:59:22
● 2026-04-04 19:51:48
○ 2026-04-05 15:20:52
○ 2026-04-06 06:59:58
● 2026-04-06 23:07:30
○ 2026-04-07 01:48:38
○ 2026-04-07 08:15:52
● 2026-04-07 17:37:20
○ 2026-04-08 06:40:06
○ 2026-04-09 18:17:50
● 2026-04-10 01:41:46
○ 2026-04-10 03:32:22
○ 2026-04-10 11:26:14
● 2026-04-10 18:26:32
● 2026-04-13 23:19:58
○ 2026-04-14 01:31:48
● 2026-04-14 02:37:40
○ 2026-04-14 03:30:42
○ 2026-04-14 14:08:22
● 2026-04-14 23:23:12
○ 2026-04-15 02:19:28
● 2026-04-15 03:43:28
○ 2026-04-15 22:02:44
● 2026-04-15 23:47:30
○ 2026-04-17 00:28:08
● 2026-04-17 09:07:24
○ 2026-04-18 06:13:26
● 2026-04-18 18:02:04
○ 2026-04-18 23:31:48
○ 2026-04-19 16:38:40
● 2026-04-20 09:31:32
● 2026-04-20 19:30:48
○ 2026-04-20 22:22:14
○ 2026-04-21 02:50:36
● 2026-04-21 09:11:26
○ 2026-04-22 07:44:20
○ 2026-04-28 01:24:14
● 2026-04-28 02:48:16
● 2026-05-01 06:58:00
○ 2026-05-03 22:25:00
● 2026-05-04 08:22:00
○ 2026-05-04 14:21:12
○ 2026-05-06 02:40:02
● 2026-05-06 23:30:54
● 2026-05-08 08:31:00
○ 2026-05-08 12:14:30
● 2026-05-09 12:27:24
○ 2026-05-10 23:06:30
○ 2026-05-13 02:14:16
● 2026-05-14 01:57:48
○ 2026-05-14 03:27:22
● 2026-05-16 13:51:54
○ 2026-05-23 00:46:40
● 2026-05-25 06:53:28
● 2026-05-28 14:28:40
○ 2026-05-29 18:10:00
● 2026-05-30 12:30:34
○ 2026-05-30 22:09:16
● 2026-06-02 08:15:46
● 2026-06-04 09:26:26
○ 2026-06-06 00:58:48
○ 2026-06-06 02:39:52
● 2026-06-06 22:35:50
○ 2026-06-07 06:09:28
● 2026-06-11 03:47:18
○ 2026-06-13 00:16:32
○ 2026-06-14 09:29:14
● 2026-06-14 16:05:22
○ 2026-06-14 18:57:42
● 2026-07-09 15:26:04
○ 2026-07-09 17:03:50
● 2026-07-09 20:50:08
○ 2026-07-13 07:03:42
● 2026-07-14 09:31:28
○ 2026-07-14 10:52:46
● 2026-07-14 17:40:02
○ 2026-07-15 14:00:34
● 2026-07-19 16:34:36
○ 2026-07-20 12:04:50
● 2026-07-23 01:44:02
○ 2026-07-24 21:50:02
● 2026-07-25 03:18:40
○ 2026-07-25 04:16:08
● 2026-07-26 11:31:10
○ 2026-07-26 12:34:50
● 2026-07-27 01:24:26
○ 2026-07-27 14:33:46
● 2026-07-31 00:06:56
○ 2026-07-31 09:16:14
● 2026-08-02 11:20:58
○ 2026-08-03 09:51:42
● 2026-08-03 18:12:50
○ 2026-08-05 00:48:10
● 2026-08-05 02:58:00
○ 2026-08-07 08:49:52
● 2026-08-13 15:03:42
● 2026-08-13 15:03:46

●NSns1.arts.ryerson.ca2015-06-24 → 2026-08-13 · 2 obs

● 2015-06-24 07:19:38
● 2026-08-13 15:03:46

●NSns2.arts.ryerson.ca2015-06-24 → 2026-08-13 · 2 obs

● 2015-06-24 07:19:38
● 2026-08-13 15:03:46

○NStrinity.arts.ryerson.ca2015-06-24 → 2015-06-24 · 3 obs

● 2015-06-24 07:19:38
○ 2015-09-11 23:29:16
○ 2026-08-13 15:03:46

○MXedge.arts.ryerson.ca2015-06-24 → 2020-01-04 · 4 obs

● 2015-06-24 07:19:38
● 2020-01-04 20:08:54
○ 2026-02-14 23:39:30
○ 2026-08-13 15:03:46

●MXrscan.ryerson.ca2026-02-14 → 2026-08-13 · 50 obs

○ 2020-01-04 20:08:54
● 2026-02-14 23:39:30
● 2026-03-16 19:07:46
○ 2026-03-17 03:06:46
● 2026-03-17 06:52:22
● 2026-04-20 19:30:48
○ 2026-04-20 22:22:14
● 2026-04-21 02:50:36
● 2026-05-01 06:58:00
○ 2026-05-03 22:25:00
● 2026-05-04 08:22:00
● 2026-05-11 07:09:48
○ 2026-05-11 11:01:40
● 2026-05-11 15:25:10
● 2026-05-16 13:51:54
○ 2026-05-23 00:46:40
● 2026-05-25 06:53:28
● 2026-05-28 14:28:40
○ 2026-05-29 18:10:00
● 2026-05-30 12:30:34
● 2026-06-06 00:58:48
○ 2026-06-06 02:39:52
● 2026-06-06 22:35:50
● 2026-06-14 01:03:28
○ 2026-06-14 07:24:36
● 2026-06-14 09:29:14
● 2026-06-14 16:05:22
○ 2026-06-14 18:57:42
● 2026-06-26 10:16:42
○ 2026-07-14 07:25:16
● 2026-07-14 09:31:28
○ 2026-07-15 14:00:34
● 2026-07-15 19:04:42
○ 2026-07-16 16:34:52
● 2026-07-17 19:00:46
○ 2026-07-20 12:04:50
● 2026-07-20 17:54:16
○ 2026-07-24 20:32:56
● 2026-07-24 21:50:02
○ 2026-07-27 14:33:46
● 2026-07-30 13:49:10
○ 2026-07-30 18:23:50
● 2026-07-31 00:06:56
○ 2026-08-02 10:35:40
● 2026-08-03 05:34:30
○ 2026-08-05 09:14:32
● 2026-08-07 08:49:52
○ 2026-08-12 20:40:50
● 2026-08-13 15:03:42
● 2026-08-13 15:03:46

●A141.117.104.12015-06-24 → 2026-08-13 · 55 obs

● 2015-06-24 07:19:38
● 2016-11-30 13:13:26
○ 2017-06-23 23:46:14
○ 2017-07-24 05:44:14
● 2017-09-10 12:03:50
● 2026-02-21 19:33:04
○ 2026-02-22 02:55:06
● 2026-02-22 15:29:30
● 2026-04-20 19:30:48
○ 2026-04-20 22:22:14
● 2026-04-21 02:50:36
● 2026-05-01 06:58:00
○ 2026-05-03 22:25:00
● 2026-05-04 08:22:00
● 2026-05-11 07:09:48
○ 2026-05-11 11:01:40
● 2026-05-11 15:25:10
● 2026-05-16 13:51:54
○ 2026-05-23 00:46:40
● 2026-05-25 06:53:28
● 2026-05-28 14:28:40
○ 2026-05-29 18:10:00
● 2026-05-30 12:30:34
● 2026-06-06 00:58:48
○ 2026-06-06 02:39:52
● 2026-06-06 22:35:50
● 2026-06-14 01:03:28
○ 2026-06-14 07:24:36
● 2026-06-14 09:29:14
● 2026-06-14 16:05:22
○ 2026-06-14 18:57:42
● 2026-06-26 10:16:42
○ 2026-07-14 07:25:16
● 2026-07-14 09:31:28
○ 2026-07-15 14:00:34
● 2026-07-15 19:04:42
○ 2026-07-16 16:34:52
● 2026-07-17 19:00:46
○ 2026-07-20 12:04:50
● 2026-07-20 17:54:16
○ 2026-07-24 20:32:56
● 2026-07-24 21:50:02
○ 2026-07-27 14:33:46
● 2026-07-30 13:49:10
○ 2026-07-30 18:23:50
● 2026-07-31 04:09:10
○ 2026-08-02 10:35:40
● 2026-08-03 05:34:30
○ 2026-08-05 00:48:10
● 2026-08-05 02:58:00
○ 2026-08-05 09:14:32
● 2026-08-07 08:49:52
○ 2026-08-12 20:40:50
● 2026-08-13 15:03:42
● 2026-08-13 15:03:46

●A141.117.104.22015-06-24 → 2026-08-13 · 55 obs

●A141.117.105.12015-06-24 → 2026-08-13 · 51 obs

● 2015-06-24 07:19:38
● 2026-02-21 19:33:04
○ 2026-02-22 02:55:06
● 2026-02-22 15:29:30
● 2026-04-20 19:30:48
○ 2026-04-20 22:22:14
● 2026-04-21 02:50:36
● 2026-05-01 06:58:00
○ 2026-05-03 22:25:00
● 2026-05-04 08:22:00
● 2026-05-11 07:09:48
○ 2026-05-11 11:01:40
● 2026-05-11 15:25:10
● 2026-05-16 13:51:54
○ 2026-05-23 00:46:40
● 2026-05-25 06:53:28
● 2026-05-28 14:28:40
○ 2026-05-29 18:10:00
● 2026-05-30 12:30:34
● 2026-06-06 00:58:48
○ 2026-06-06 02:39:52
● 2026-06-06 22:35:50
● 2026-06-14 01:03:28
○ 2026-06-14 07:24:36
● 2026-06-14 09:29:14
● 2026-06-14 16:05:22
○ 2026-06-14 18:57:42
● 2026-06-26 10:16:42
○ 2026-07-14 07:25:16
● 2026-07-14 09:31:28
○ 2026-07-15 14:00:34
● 2026-07-15 19:04:42
○ 2026-07-16 16:34:52
● 2026-07-17 19:00:46
○ 2026-07-20 12:04:50
● 2026-07-20 17:54:16
○ 2026-07-24 20:32:56
● 2026-07-24 21:50:02
○ 2026-07-27 14:33:46
● 2026-07-30 13:49:10
○ 2026-07-30 18:23:50
● 2026-07-31 04:09:10
○ 2026-08-02 10:35:40
● 2026-08-03 05:34:30
○ 2026-08-05 00:48:10
● 2026-08-05 02:58:00
○ 2026-08-05 09:14:32
● 2026-08-07 08:49:52
○ 2026-08-12 20:40:50
● 2026-08-13 15:03:42
● 2026-08-13 15:03:46

●A141.117.105.22015-06-24 → 2026-08-13 · 54 obs

● 2015-06-24 07:19:38
● 2016-10-26 21:02:40
○ 2016-11-30 13:13:26
● 2017-06-23 23:46:14
● 2026-02-21 19:33:04
○ 2026-02-22 02:55:06
● 2026-02-22 15:29:30
● 2026-04-20 19:30:48
○ 2026-04-20 22:22:14
● 2026-04-21 02:50:36
● 2026-05-01 06:58:00
○ 2026-05-03 22:25:00
● 2026-05-04 08:22:00
● 2026-05-11 07:09:48
○ 2026-05-11 11:01:40
● 2026-05-11 15:25:10
● 2026-05-16 13:51:54
○ 2026-05-23 00:46:40
● 2026-05-25 06:53:28
● 2026-05-28 14:28:40
○ 2026-05-29 18:10:00
● 2026-05-30 12:30:34
● 2026-06-06 00:58:48
○ 2026-06-06 02:39:52
● 2026-06-06 22:35:50
● 2026-06-14 01:03:28
○ 2026-06-14 07:24:36
● 2026-06-14 09:29:14
● 2026-06-14 16:05:22
○ 2026-06-14 18:57:42
● 2026-06-26 10:16:42
○ 2026-07-14 07:25:16
● 2026-07-14 09:31:28
○ 2026-07-15 14:00:34
● 2026-07-15 19:04:42
○ 2026-07-16 16:34:52
● 2026-07-17 19:00:46
○ 2026-07-20 12:04:50
● 2026-07-20 17:54:16
○ 2026-07-24 20:32:56
● 2026-07-24 21:50:02
○ 2026-07-27 14:33:46
● 2026-07-30 13:49:10
○ 2026-07-30 18:23:50
● 2026-07-31 04:09:10
○ 2026-08-02 10:35:40
● 2026-08-03 05:34:30
○ 2026-08-05 00:48:10
● 2026-08-05 02:58:00
○ 2026-08-05 09:14:32
● 2026-08-07 08:49:52
○ 2026-08-12 20:40:50
● 2026-08-13 15:03:42
● 2026-08-13 15:03:46

●A141.117.105.32015-06-24 → 2026-08-13 · 54 obs

○A2002:8d75:6901::8d75:69012015-06-24 → 2020-01-04 · 4 obs

● 2015-06-24 07:19:38
● 2020-01-04 20:08:54
○ 2026-02-14 23:39:30
○ 2026-08-13 15:03:46

○A2002:8d75:6902::8d75:69022015-06-24 → 2016-04-27 · 4 obs

● 2015-06-24 07:19:38
● 2016-04-27 00:23:08
○ 2016-10-26 21:02:40
○ 2026-08-13 15:03:46

○A2002:8d75:6903::8d75:69032015-06-24 → 2016-04-27 · 4 obs

● 2015-06-24 07:19:38
● 2016-04-27 00:23:08
○ 2016-10-26 21:02:40
○ 2026-08-13 15:03:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
ryerson.ca	ns1.d-zone.ca, ns2.d-zone.ca	4 records
arts.ryerson.ca	ns1.arts.ryerson.ca, ns2.arts.ryerson.ca	2 records

✅ Authoritative Response

Server:141.117.104.1

NS records: ns1.arts.ryerson.ca, ns2.arts.ryerson.ca

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ryerson.ca (unsigned zone)

⏱️ Timing

Total: 289ms | Queries: -

📄 Records

Type	Count	Sample Data
A	5	`141.117.104.1, 141.117.105.1...`
NS	3	`ns1.arts.ryerson.ca, dc4.arts.ryerson.ca...`
MX	1	`rscan.ryerson.ca (pri: 10)`
TXT	2	`v=spf1 a ptr ip4:141.117.104.4 ip4:141.1, MS=A56188309886654CAB65F3CEF5AFE007DFF5F`
SOA	1	`dc4.arts.ryerson.ca mmac.arts.ryerson.ca`

📌 Glue Records Collected

Total: 6

In-bailiwick: 2 (ns1.arts.ryerson.ca, ns2.arts.ryerson.ca)

Out-of-bailiwick: 4 (ns1.d-zone.ca, ns1.d-zone.ca, ns2.d-zone.ca...)

Analysis

Hierarchy

arts.ryerson.ca is a parent domain; its children include documents.arts.ryerson.ca, morpheus.arts.ryerson.ca, mail5.arts.ryerson.ca, chairs.arts.ryerson.ca, mail.arts.ryerson.ca and a few other host names.

IP Addresses

arts.ryerson.ca resolves to five IP numbers: 141.117.104.1, 141.117.104.2, 141.117.105.1 and two others

Two other host names, along with ns1.arts.ryerson.ca, dc3.arts.ryerson.ca and dc1.arts.ryerson.ca, also share IP numbers with arts.ryerson.ca.

Name Servers

The NS records for arts.ryerson.ca point to four name servers: dc4.arts.ryerson.ca, dc5.arts.ryerson.ca, ns1.arts.ryerson.ca and ns2.arts.ryerson.ca.

arts.ryerson.ca partially shares its NS delegation with several other domains, including 104.117.141.in-addr.arpa, eus.ryerson.ca, psych.ryerson.ca and two others.

In DNS configurations, these name servers often share authority with oldvpn.arts.ryerson.ca, tank.arts.ryerson.ca, trinity.arts.ryerson.ca and 7 other name servers.

Host names dc4.arts.ryerson.ca, dc5.arts.ryerson.ca, ns1.arts.ryerson.ca and ns2.arts.ryerson.ca each have one IP address. Notably, dc4.arts.ryerson.ca and ns1.arts.ryerson.ca resolve to the same address 141.117.104.1, and dc5.arts.ryerson.ca and ns2.arts.ryerson.ca resolve to the same address 141.117.104.2.

dc4.arts.ryerson.ca and ns1.arts.ryerson.ca are host names that each point to 141.117.104.1 IP addresses.

dc5.arts.ryerson.ca and ns2.arts.ryerson.ca are host names that each point to 141.117.104.2 IP addresses.

Mail Servers

The sole mail server for arts.ryerson.ca is rscan.ryerson.ca.

Among the domains sharing a mail server setup with arts.ryerson.ca are ns3.physics.ryerson.ca, psych.ryerson.ca, ns4.physics.ryerson.ca and two others.

rscan.ryerson.ca resolves to a single IP number: 141.117.126.6.

arts.ryerson.ca - robtex.com

arts.ryerson.ca

ryerson.ca

ryerson.ca

Key facts

Related domains

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

`arts.ryerson.ca`

`ryerson.ca`