computation.ca - dns.ninja

`computation.ca`

DNSSEC	⚠️ Not signed
A	2606:4700:3108::ac42:291e^{🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3108::ac42:2ae2^{🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.41.30^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.42.226^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`milan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c15^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`milan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c315^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`milan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2315^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`milan.ns.cloudflare.com`
		A	108.162.195.21^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`milan.ns.cloudflare.com`
		A	162.159.44.21^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`milan.ns.cloudflare.com`
		A	172.64.35.21^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`milan.ns.cloudflare.com`
NS	`wren.ns.cloudflare.com`
		A	2606:4700:50::a29f:268d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`wren.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`wren.ns.cloudflare.com`
		A	108.162.194.141^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	162.159.38.141^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	172.64.34.141^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
TXT	`google-site-verification=3irX6vlxbzFvWPYDBOyxk3CX-B1pvE6z1LSh8JMdM5M`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	172.66.41.30, 172.66.42.226
		IPv6 hints	2606:4700:3108::ac42:291e, 2606:4700:3108::ac42:2ae2
SOA	`milan.ns.cloudflare.com`dns@cloudflare.com serial=2407996342

`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=2607071900

Subdomains

www.computation.ca

Same first word

computation.net

computation.to

computation.de

computation.com

computation.nl

computation.al

computation.mobi

computation.ca

DNS History

19 records (7 active, 12 former)

●NSmilan.ns.cloudflare.com2026-02-20 → 2026-07-07 · 3 obs

○ 2018-05-24 05:38:46
● 2026-02-20 02:18:20
● 2026-07-07 19:48:06

○NSns1.dreamhost.com2015-07-10 → 2018-05-24 · 4 obs

● 2015-07-10 20:50:24
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

○NSns2.dreamhost.com2015-07-10 → 2018-05-24 · 4 obs

● 2015-07-10 20:50:24
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

○NSns3.dreamhost.com2015-07-10 → 2018-05-24 · 4 obs

● 2015-07-10 20:50:24
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

●NSwren.ns.cloudflare.com2026-02-20 → 2026-07-07 · 3 obs

○ 2018-05-24 05:38:46
● 2026-02-20 02:18:20
● 2026-07-07 19:48:06

○MXalt1.aspmx.l.google.com2018-05-24 → 2018-05-24 · 4 obs

○ 2017-01-22 14:41:04
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

○MXalt2.aspmx.l.google.com2018-05-24 → 2018-05-24 · 4 obs

○ 2017-01-22 14:41:04
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

○MXalt3.aspmx.l.google.com2018-05-24 → 2018-05-24 · 4 obs

○ 2017-01-22 14:41:04
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

○MXalt4.aspmx.l.google.com2018-05-24 → 2018-05-24 · 4 obs

○ 2017-01-22 14:41:04
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

○MXaspmx.l.google.com2018-05-24 → 2018-05-24 · 4 obs

○ 2017-01-22 14:41:04
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

○MXmx1.sub3.homie.mail.dreamhost.com2015-07-10 → 2017-01-22 · 4 obs

● 2015-07-10 20:50:24
● 2017-01-22 14:41:04
○ 2018-05-24 05:38:46
○ 2026-07-07 19:48:06

○MXmx2.sub3.homie.mail.dreamhost.com2015-07-10 → 2017-01-22 · 4 obs

● 2015-07-10 20:50:24
● 2017-01-22 14:41:04
○ 2018-05-24 05:38:46
○ 2026-07-07 19:48:06

●MXsmtp.google.com2026-02-20 → 2026-07-07 · 3 obs

○ 2018-05-24 05:38:46
● 2026-02-20 02:18:20
● 2026-07-07 19:48:06

●A172.66.41.302026-02-20 → 2026-07-07 · 3 obs

○ 2018-05-24 05:38:46
● 2026-02-20 02:18:20
● 2026-07-07 19:48:06

●A172.66.42.2262026-02-20 → 2026-07-07 · 3 obs

○ 2018-05-24 05:38:46
● 2026-02-20 02:18:20
● 2026-07-07 19:48:06

●A2606:4700:3108::ac42:291e2026-02-20 → 2026-07-07 · 3 obs

○ 2018-05-24 05:38:46
● 2026-02-20 02:18:20
● 2026-07-07 19:48:06

●A2606:4700:3108::ac42:2ae22026-02-20 → 2026-07-07 · 3 obs

○ 2018-05-24 05:38:46
● 2026-02-20 02:18:20
● 2026-07-07 19:48:06

○A64.90.48.652016-04-21 → 2018-05-24 · 5 obs

○ 2016-02-05 02:24:42
● 2016-04-21 07:58:40
● 2018-05-24 05:38:46
○ 2026-02-20 02:18:20
○ 2026-07-07 19:48:06

○A69.163.152.2082015-07-10 → 2016-02-05 · 4 obs

● 2015-07-10 20:50:24
● 2016-02-05 02:24:42
○ 2016-04-21 07:58:40
○ 2026-07-07 19:48:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	any.ca-servers.ca, d.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca	-
computation.ca	wren.ns.cloudflare.com, milan.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.21

NS records: wren.ns.cloudflare.com, milan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computation.ca (unsigned zone)

⏱️ Timing

Total: 1014ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.66.42.226, 172.66.41.30`
AAAA	2	`2606:4700:3108::ac42:291e, 2606:4700:3108::ac42:2ae2`
NS	2	`milan.ns.cloudflare.com, wren.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=3irX6vlxbzFvWPY, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`milan.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

computation.ca is a parent domain of www.computation.ca.

IP Addresses

computation.ca resolves to four IP addresses: 172.66.41.30, 172.66.42.226, 2606:4700:3108::ac42:291e and 2606:4700:3108::ac42:2ae2.

Among the host names that share IP numbers with computation.ca are email.websupply.com.br, udw886.cc, www.gatuntechnologies.com and two others.

Name Servers

computation.ca has two authoritative name servers — milan.ns.cloudflare.com and wren.ns.cloudflare.com.

computation.ca has the same name server delegation as a number of other domains, such as saitsrl.it, roy.vn, cloudsinquiryfiles.site and two more.

computation.ca shares at least some of its name servers with other domains, including rushgay.com, helios-hotels.com, camelweb.net and two others.

These name servers are frequently paired with the name servers millie.ns.cloudflare.com, raegan.ns.cloudflare.com and duke.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

milan.ns.cloudflare.com points to 108.162.195.21, 162.159.44.21, 172.64.35.21 and 3 other IP addresses.

wren.ns.cloudflare.com points to 108.162.194.141, 162.159.38.141, 172.64.34.141 and 3 other IP addresses.

Mail Servers

computation.ca routes its mail through a single mail server, smtp.google.com.

computation.ca has the same mail server arrangement as a number of other domains, for example stuartwoods.com, twinhillscountryclub.com, urbit.org and two more.

computation.ca shares at least some of its mail servers with other domains — for example rcpind.com, ontariohomeprotection.com, jlpersonnel.com and two more.

It is common for these mail servers to co-occur with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com as mail servers.

smtp.google.com directs to 9 IP numbers, including 64.233.180.26, 64.233.180.27 and 142.251.167.26, along with 6 other.