`openlabyrinth.ca`

DNSSEC	⚠️ Not signed
A	136.159.208.87^{🇨🇦 AS33091136.159.0.0/16 University of Calgary}
		PTR	`openlabyrinth.ca`
NS	`itnednsp01.ucalgary.ca` ⭐
		A	136.159.222.2^{🇨🇦 AS33091136.159.0.0/16 University of Calgary}
			PTR	`itnednsp01.ucalgary.ca`
NS	`itnet.ucalgary.ca` ⚠️ Not in zone NS records
		A	136.159.34.201^{🇨🇦 AS33091136.159.0.0/16 University of Calgary}
			PTR	`itnet.ucalgary.ca`
NS	`ns1.d-zone.ca`
		A	2620:10a:80eb::2^{🇨🇦 CIRA-22620:10a:80eb::/48 D-Zone Anycast Cloud 1}
			PTR	`ns1.d-zone.ca`
		A	162.219.54.2^{🇨🇦 CIRA-2162.219.54.0/24 D-Zone Anycast Cloud1}
			PTR	`ns1.d-zone.ca`
NS	`ns2.d-zone.ca`
		A	2620:10a:80ec::2^{🇨🇦 CIRA-32620:10a:80ec::/48 D-Zone IPv6 Anycast Cloud 2}
			PTR	`ns2.d-zone.ca`
		A	162.219.55.2^{🇨🇦 CIRA-3162.219.55.0/24 D-Zone Anycast Cloud 2}
			PTR	`ns2.d-zone.ca`
NS	`ucnet.ucalgary.ca` ⚠️ Not in zone NS records
		A	136.159.1.21^{🇨🇦 AS33091136.159.0.0/16 University of Calgary}
			PTR	`ucnet.ucalgary.ca`
MX	`openlabyrinth.ca` ⭐
		A	136.159.208.87^{🇨🇦 AS33091136.159.0.0/16 University of Calgary}
			PTR	`openlabyrinth.ca`
SOA	`itnednsp01.ucalgary.ca`nguyen@ucalgary.ca serial=15

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2603251430

PTR for

87.208.159.136.in-addr.arpa

MX for

openlabyrinth.ca

Same first word

openlabyrinth.ca

openlabyrinth.com

DNS History

12 records (7 active, 5 former)

●NSitnednsp01.ucalgary.ca2018-07-10 → 2026-03-25 · 3 obs

○ 2017-01-15 03:41:56
● 2018-07-10 22:52:18
● 2026-03-25 15:16:12

●NSitnet.ucalgary.ca2016-03-24 → 2026-03-25 · 6 obs

○ 2015-12-14 05:39:22
● 2016-03-24 05:07:22
● 2017-01-15 03:41:56
○ 2018-07-10 22:52:18
● 2026-03-25 15:16:10
● 2026-03-25 15:16:12

●NSns1.d-zone.ca2018-07-10 → 2026-03-25 · 3 obs

○ 2017-01-15 03:41:56
● 2018-07-10 22:52:18
● 2026-03-25 15:16:12

○NSns1.hostpapa.com2015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 17:59:52
● 2015-12-14 05:39:22
○ 2016-03-24 05:07:22
○ 2026-03-25 15:16:12

●NSns2.d-zone.ca2018-07-10 → 2026-03-25 · 3 obs

○ 2017-01-15 03:41:56
● 2018-07-10 22:52:18
● 2026-03-25 15:16:12

○NSns2.hostpapa.com2015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 17:59:52
● 2015-12-14 05:39:22
○ 2016-03-24 05:07:22
○ 2026-03-25 15:16:12

○NSremotedns.uofccoldsite.ualberta.ca2016-03-24 → 2017-01-15 · 5 obs

○ 2015-12-14 05:39:22
● 2016-03-24 05:07:22
● 2017-01-15 03:41:56
○ 2018-07-10 22:52:18
○ 2026-03-25 15:16:12

●NSucnet.ucalgary.ca2016-03-24 → 2026-03-25 · 6 obs

○ 2015-12-14 05:39:22
● 2016-03-24 05:07:22
● 2017-01-15 03:41:56
○ 2018-07-10 22:52:18
● 2026-03-25 15:16:10
● 2026-03-25 15:16:12

●MXopenlabyrinth.ca2015-08-20 → 2026-03-25 · 2 obs

● 2015-08-20 17:59:52
● 2026-03-25 15:16:12

○A136.159.208.522016-03-24 → 2017-01-15 · 5 obs

○ 2015-12-14 05:39:22
● 2016-03-24 05:07:22
● 2017-01-15 03:41:56
○ 2018-07-10 22:52:18
○ 2026-03-25 15:16:12

●A136.159.208.872018-07-10 → 2026-03-25 · 3 obs

○ 2017-01-15 03:41:56
● 2018-07-10 22:52:18
● 2026-03-25 15:16:12

○A69.90.162.2252015-08-20 → 2015-12-14 · 4 obs

● 2015-08-20 17:59:52
● 2015-12-14 05:39:22
○ 2016-03-24 05:07:22
○ 2026-03-25 15:16:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
openlabyrinth.ca	ucnet.ucalgary.ca, itnet.ucalgary.ca, ns1.d-zone.ca, ns2.d-zone.ca	6 records

✅ Authoritative Response

Server:136.159.1.21

NS records: ucnet.ucalgary.ca, itnet.ucalgary.ca, ns1.d-zone.ca, ns2.d-zone.ca

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openlabyrinth.ca (unsigned zone)

⏱️ Timing

Total: 195ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`136.159.208.87`
NS	2	`ns2.d-zone.ca, ns1.d-zone.ca`
MX	1	`openlabyrinth.ca (pri: 10)`
SOA	1	`itnednsp01.ucalgary.ca nguyen.ucalgary.c`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ucnet.ucalgary.ca, itnet.ucalgary.ca, ns2.d-zone.ca...)

Analysis

Mail Server Role

openlabyrinth.ca serves as the mail server for openlabyrinth.ca.

IP Addresses

openlabyrinth.ca points to IP number: 136.159.208.87.

Name Servers

openlabyrinth.ca is delegated to five name servers: ns1.d-zone.ca, ns2.d-zone.ca, itnednsp01.ucalgary.ca, itnet.ucalgary.ca and ucnet.ucalgary.ca.

openlabyrinth.ca at least partially shares name servers with other domains, for instance kpucloverdale.com, mazankowskialbertaheartinstitute.com, transcriptsplus.ca, cci.ualberta.ca and statistiquecanada.info.

These name servers are commonly used alongside ns10.ent.global.gc.ca, ns11.ent.global.gc.ca, ns40.ent.global.gc.ca, ns41.ent.global.gc.ca, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ans1.utoronto.ca and ns1.ethicalwebservices.com.

Host names with two IP numbers:

ns1.d-zone.ca points to: 2620:10a:80eb::2 and 162.219.54.2.

ns2.d-zone.ca points to: 2620:10a:80ec::2 and 162.219.55.2.

Host names with one IP number:

itnednsp01.ucalgary.ca points to: 136.159.222.2.

itnet.ucalgary.ca points to: 136.159.34.201.

ucnet.ucalgary.ca points to: 136.159.1.21.

Mail Servers

openlabyrinth.ca is handled by a single mail server, openlabyrinth.ca.

openlabyrinth.ca points to a single IP: 136.159.208.87.

openlabyrinth.ca - robtex.com