cpu.ca - dns.ninja

`cpu.ca`

DNSSEC	⚠️ Not signed
A	15.157.55.5^{🇨🇦 Amazon15.156.0.0/15 EC2 YUL prefix}
		PTR	`ec2-15-157-55-5.ca-central-1.compute.amazonaws.com`
NS	`ns1-07.azure-dns.com` ⭐
		A	2603:1061:0:700::7^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-07.azure-dns.com`
		A	13.107.236.7^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-07.azure-dns.com`
NS	`ns2-07.azure-dns.net`
		A	2620:1ec:8ec:700::7^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-07.azure-dns.net`
		A	150.171.21.7^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-07.azure-dns.net`
NS	`ns3-07.azure-dns.org`
		A	2a01:111:4000:700::7^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-07.azure-dns.org`
		A	204.14.183.7^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-07.azure-dns.org`
NS	`ns4-07.azure-dns.info`
		A	2620:1ec:bda:700::7^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-07.azure-dns.info`
		A	208.84.5.7^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-07.azure-dns.info`
MX	`cpu-ca.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c942::^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::2^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::3^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	52.101.190.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	52.101.190.3^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	52.101.192.0^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu00900.inbound.protection.outlook.com`
		A	52.101.192.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
TXT	`MS=ms96901579`
TXT	`cpuweb1.ca-central-1.elasticbeanstalk.com`
TXT	`YBg0Qf9dfKx39HlxvPe3VrQkdOselWFhcQabM6hc3EnGJ7fmZfoVRMP+G5qOp7wJ4QWhVGxG7avYN...`
TXT	`v=spf1 ip4:205.237.230.0/24 include:amazonses.com include:spf.myconnectwise.n...`
TXT	`m2qx095s5fmt12h4vggjksr1lv32zsqv`
SOA	`ns1-07.azure-dns.com`supportreseau@cpu.qc.ca 2015-11-06 #93

`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=2606260230

Subdomains

www.cpu.ca

smtpgateway.cpu.ca

mail.cpu.ca

Same first word

cpu.vg

cpu.edu.ec

cpu.sk

cpu.host

cpu.re

cpu.su

cpu.lublin.pl

cpu.us

cpu.ninja

cpu.cl

cpu.mx

cpu.co.uk

cpu.mobi

cpu.rs

cpu.by

cpu.tv

cpu.de

cpu.pl

cpu.com.uy

cpu.co.kr

cpu.services

cpu.careers

cpu.co

cpu.ac.kr

cpu.fi

cpu.org.ba

cpu.rent

cpu.lu

cpu.biz

cpu.nl

cpu.ac.th

cpu.dk

cpu.edu.tw

cpu.red

cpu.kr

cpu.hk

cpu.blue

cpu.am

cpu.cc

cpu.net

cpu.community

cpu.edu.cn

cpu.ru

cpu.ro

cpu.blog.br

cpu.vn

cpu.bz

cpu.ba

cpu.lt

cpu.com.tw

cpu.pt

cpu.be

cpu.com.ar

cpu.one

cpu.edu.hk

cpu.edu

cpu.tel

cpu.ee

cpu.co.id

cpu.guru

cpu.at

cpu.edu.ph

cpu.com.cn

cpu.com.au

cpu.fr

cpu.gr

cpu.com

cpu.moe

cpu.gov.mo

cpu.ovh

cpu.center

cpu.ie

cpu.com.my

cpu.ca

cpu.land

cpu.io

cpu.si

cpu.qc.ca

cpu.me

cpu.hu

cpu.org.il

cpu.com.tr

cpu.expert

cpu.uno

Similar names

puc.hu

cup.al

upc.no

cup.com

puc.nl

pcu.cn

cup.com.tr

pcu.fr

upc.llc

ucp.edu.pe

pcu.edu.in

cup.li

puc.cc

upc.co.il

puc.edu.kw

puc.cl

upc.org.in

puc.com.pl

ucp.nl

upc.com.pl

ucp.cc

cup.bet

cup.be

ucp.de

cup.fi

puc.ch

upc.cat

cup.org

cup.life

ucp.net

upc.idv.tw

upc.mk

cup.cat

pcu.com.au

cup.ir

pcu.co.il

puc.show

cup.cn

upc.cz

pcu.ca

pcu.co.nz

puc.es

ucp.com.tw

ucp.plus

ucp.k12.wy.us

ucp.com.hk

upc.cl

cup.ap.it

puc.network

puc.net

puc.io

cup.no

upc.edu.vn

upc.edu.pe

cup.lt

upc.ie

puc.co.za

ucp.ch

upc.chat

pcu.net

upc.tel

cup.hockey

upc.dz

ucp.lu

upc.co.th

cup.info

puc.com.co

ucp.mobi

puc.us

pcu.co

puc.in

cup.bg

upc.se

cup.me

pcu.com

cup.it

upc.org

upc.lviv.ua

cup.org.pk

puc.org

pcu.ac.kr

pcu.be

upc.co

ucp.canon

DNS History

17 records (6 active, 11 former)

●NSns1-07.azure-dns.com2018-12-10 → 2026-06-26 · 3 obs

○ 2018-09-24 17:41:28
● 2018-12-10 23:19:22
● 2026-06-26 03:16:42

○NSns1.cpu-service.com2015-08-08 → 2018-09-24 · 4 obs

● 2015-08-08 21:02:16
● 2018-09-24 17:41:28
○ 2018-12-10 23:19:22
○ 2026-06-26 03:16:42

●NSns2-07.azure-dns.net2018-12-10 → 2026-06-26 · 3 obs

○ 2018-09-24 17:41:28
● 2018-12-10 23:19:22
● 2026-06-26 03:16:42

○NSns2.cpu-service.com2015-08-08 → 2018-09-24 · 4 obs

● 2015-08-08 21:02:16
● 2018-09-24 17:41:28
○ 2018-12-10 23:19:22
○ 2026-06-26 03:16:42

●NSns3-07.azure-dns.org2018-12-10 → 2026-06-26 · 3 obs

○ 2018-09-24 17:41:28
● 2018-12-10 23:19:22
● 2026-06-26 03:16:42

●NSns4-07.azure-dns.info2018-12-10 → 2026-06-26 · 3 obs

○ 2018-09-24 17:41:28
● 2018-12-10 23:19:22
● 2026-06-26 03:16:42

●MXcpu-ca.mail.protection.outlook.com2026-02-16 → 2026-06-26 · 3 obs

○ 2021-04-20 09:36:34
● 2026-02-16 16:56:12
● 2026-06-26 03:16:42

○MXfilter19171.zerospam.ca2020-10-28 → 2021-04-20 · 5 obs

○ 2020-10-11 21:19:00
● 2020-10-28 23:45:32
● 2021-04-20 09:36:34
○ 2026-02-16 16:56:12
○ 2026-06-26 03:16:42

○MXfilter19172.zerospam.ca2020-10-28 → 2021-04-20 · 5 obs

○ 2020-10-11 21:19:00
● 2020-10-28 23:45:32
● 2021-04-20 09:36:34
○ 2026-02-16 16:56:12
○ 2026-06-26 03:16:42

○MXfilter19173.zerospam.ca2020-10-28 → 2021-04-20 · 5 obs

○ 2020-10-11 21:19:00
● 2020-10-28 23:45:32
● 2021-04-20 09:36:34
○ 2026-02-16 16:56:12
○ 2026-06-26 03:16:42

○MXfilter3177.zerospam.ca2015-08-08 → 2020-10-11 · 4 obs

● 2015-08-08 21:02:16
● 2020-10-11 21:19:00
○ 2020-10-28 23:45:32
○ 2026-06-26 03:16:42

○MXfilter3178.zerospam.ca2015-08-08 → 2020-10-11 · 4 obs

● 2015-08-08 21:02:16
● 2020-10-11 21:19:00
○ 2020-10-28 23:45:32
○ 2026-06-26 03:16:42

○MXfilter999.zerospam.ca2015-08-08 → 2020-10-11 · 4 obs

● 2015-08-08 21:02:16
● 2020-10-11 21:19:00
○ 2020-10-28 23:45:32
○ 2026-06-26 03:16:42

●A15.157.55.52026-02-16 → 2026-06-26 · 3 obs

○ 2021-04-20 09:36:34
● 2026-02-16 16:56:12
● 2026-06-26 03:16:42

○A205.237.230.2362015-08-08 → 2015-10-05 · 4 obs

● 2015-08-08 21:02:16
● 2015-10-05 02:49:28
○ 2015-11-11 17:32:30
○ 2026-06-26 03:16:42

○A205.237.230.2522015-11-11 → 2018-09-24 · 5 obs

○ 2015-10-05 02:49:28
● 2015-11-11 17:32:30
● 2018-09-24 17:41:28
○ 2018-12-10 23:19:22
○ 2026-06-26 03:16:42

○A52.242.22.2132018-12-10 → 2021-04-20 · 5 obs

○ 2018-09-24 17:41:28
● 2018-12-10 23:19:22
● 2021-04-20 09:36:34
○ 2026-02-16 16:56:12
○ 2026-06-26 03:16:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca	-
cpu.ca	ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info	-

✅ Authoritative Response

Server:208.84.5.7

NS records: ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cpu.ca (unsigned zone)

⏱️ Timing

Total: 1052ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`15.157.55.5`
NS	4	`ns1-07.azure-dns.com, ns2-07.azure-dns.net...`
MX	1	`cpu-ca.mail.protection.outlook.com (pri:`
TXT	5	`MS=ms96901579, cpuweb1.ca-central-1.elasticbeanstalk.co...`
SOA	1	`ns1-07.azure-dns.com supportreseau.cpu.q`

Analysis

Hierarchy

www.cpu.ca, smtpgateway.cpu.ca and mail.cpu.ca each fall under the parent domain cpu.ca.

IP Addresses

cpu.ca points to a single IP number: 15.157.55.5.

www.cpu.ca and ec2-15-157-55-5.ca-central-1.compute.amazonaws.com, along with other host names, share IP addresses with cpu.ca.

Name Servers

cpu.ca has four authoritative name servers: ns1-07.azure-dns.com, ns4-07.azure-dns.info, ns2-07.azure-dns.net and ns3-07.azure-dns.org.

cpu.ca partially shares its NS delegation with several other domains, including southwestairlinesvacations.org, xamarin-android.com, venusvibrance.com and two others.

ns1-07.azure-dns.com, ns4-07.azure-dns.info, ns2-07.azure-dns.net and ns3-07.azure-dns.org each carry two IP addresses. ns1-07.azure-dns.com has 13.107.236.7 and 2603:1061:0:700::7; ns4-07.azure-dns.info has 208.84.5.7 and 2620:1ec:bda:700::7; ns2-07.azure-dns.net has 150.171.21.7 and 2620:1ec:8ec:700::7; ns3-07.azure-dns.org has 204.14.183.7 and 2a01:111:4000:700::7.

Mail Servers

cpu.ca has one mail server: cpu-ca.mail.protection.outlook.com.

cpu.ca shares its mail server setup with other domains, such as cpu.qc.ca.

cpu-ca.mail.protection.outlook.com points to 8 IP numbers: 52.101.190.1, 52.101.190.3, 52.101.192.0 and 5 other.