cpucommunications.ca - dns.ninja

`cpucommunications.ca`

DNSSEC	⚠️ Not signed
NS	`a1-118.akam.net` ⭐
		A	2600:1401:2::76^{🇺🇸 Akamai2600:1401:2::/48 Technologies}
			PTR	`a1-118.akam.net`
			PTR	`ns1-118.akam.net`
		A	193.108.91.118^{🇳🇱 Akamai193.108.91.0/24 Technologies}
			PTR	`a1-118.akam.net`
			PTR	`ns1-118.akam.net`
NS	`a10-64.akam.net`
		A	2600:1480:d000::40^{🇺🇸 Akamai2600:1480:d000::/48 Technologies}
			PTR	`a10-64.akam.net`
		A	96.7.50.64^{🇺🇸 Akamai96.7.50.0/24 Technologies}
			PTR	`a10-64.akam.net`
			PTR	`usc3.akam.net`
			PTR	`usw5.akam.net`
NS	`a11-65.akam.net`
		A	2600:1480:1::41^{🇺🇸 Akamai2600:1480:1::/48 Technologies}
			PTR	`a11-65.akam.net`
			PTR	`ns4-65.akam.net`
		A	84.53.139.65^{🇳🇱 Akamai84.53.139.0/24 Technologies}
			PTR	`a11-65.akam.net`
			PTR	`ns4-65.akam.net`
NS	`a12-67.akam.net`
		A	2600:1480:f000::43^{🇺🇸 Akamai2600:1480:f000::/48 Technologies}
			PTR	`a12-67.akam.net`
		A	184.26.160.67^{🇺🇸 Akamai184.26.160.0/24 Technologies}
			PTR	`a12-67.akam.net`
NS	`a20-67.akam.net`
		A	2a02:26f0:67::43^{🇳🇱 Akamai2a02:26f0:67::/48 Technologies}
			PTR	`a20-67.akam.net`
		A	95.100.175.67^{🇳🇱 Akamai95.100.175.0/24 Technologies}
			PTR	`a20-67.akam.net`
NS	`a3-65.akam.net`
		A	2600:1408:1c::41^{🇺🇸 Akamai2600:1408:1c::/48 Technologies}
			PTR	`a3-65.akam.net`
			PTR	`ns7-65.akam.net`
		A	96.7.49.65^{🇺🇸 Akamai96.7.49.0/24 Technologies}
			PTR	`a3-65.akam.net`
			PTR	`ns7-65.akam.net`
			PTR	`use3.akam.net`
MX	`smtp10.cpucommunications.ca` ⭐
		A	149.17.2.54^{🇺🇸 AS2685149.17.2.0/24 To allow routing to other ISPs}
			PTR	`smtp10.cpucommunications.ca`
MX	`smtp11.cpucommunications.ca` ⭐
		A	149.17.2.55^{🇺🇸 AS2685149.17.2.0/24 To allow routing to other ISPs}
			PTR	`smtp11.cpucommunications.ca`
TXT	`v=spf1 mx include:_spf.cpucommunications.ca ~all`
TXT	`MS=ms59425048`
TXT	`google-site-verification=tqUQrYchVbLB0cTczsSLGYE1MMz_lUF44TDfh63vGc4`
SOA	`a1-118.akam.net`nactallproductiondmz@computershare.com 2024-08-13 #8

`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=2608091330

Subdomains

smtp11.cpucommunications.ca

smtp10.cpucommunications.ca

mail.cpucommunications.ca

Same first word

cpucommunications.com

cpucommunications.net

cpucommunications.ca

Similar names

cupcommunications.com

DNS History

11 records (8 active, 3 former)

●NSa1-118.akam.net2026-02-16 → 2026-08-09 · 3 obs

○ 2019-09-06 18:35:32
● 2026-02-16 22:20:34
● 2026-08-09 14:18:40

●NSa10-64.akam.net2026-02-16 → 2026-08-09 · 3 obs

○ 2019-09-06 18:35:32
● 2026-02-16 22:20:34
● 2026-08-09 14:18:40

●NSa11-65.akam.net2026-02-16 → 2026-08-09 · 3 obs

○ 2019-09-06 18:35:32
● 2026-02-16 22:20:34
● 2026-08-09 14:18:40

●NSa12-67.akam.net2026-02-16 → 2026-08-09 · 3 obs

○ 2019-09-06 18:35:32
● 2026-02-16 22:20:34
● 2026-08-09 14:18:40

●NSa20-67.akam.net2026-02-16 → 2026-08-09 · 3 obs

○ 2019-09-06 18:35:32
● 2026-02-16 22:20:34
● 2026-08-09 14:18:40

●NSa3-65.akam.net2026-02-16 → 2026-08-09 · 3 obs

○ 2019-09-06 18:35:32
● 2026-02-16 22:20:34
● 2026-08-09 14:18:40

○NSns4.computershare.com2015-08-13 → 2019-09-06 · 4 obs

● 2015-08-13 21:19:30
● 2019-09-06 18:35:32
○ 2026-02-16 22:20:34
○ 2026-08-09 14:18:40

○NSns5.computershare.com2015-08-13 → 2019-09-06 · 4 obs

● 2015-08-13 21:19:30
● 2019-09-06 18:35:32
○ 2026-02-16 22:20:34
○ 2026-08-09 14:18:40

○MXmail.cpucommunications.ca2015-08-13 → 2019-09-06 · 4 obs

● 2015-08-13 21:19:30
● 2019-09-06 18:35:32
○ 2026-02-16 22:20:34
○ 2026-08-09 14:18:40

●MXsmtp10.cpucommunications.ca2026-02-16 → 2026-08-09 · 3 obs

○ 2019-09-06 18:35:32
● 2026-02-16 22:20:34
● 2026-08-09 14:18:40

●MXsmtp11.cpucommunications.ca2026-02-16 → 2026-08-09 · 3 obs

○ 2019-09-06 18:35:32
● 2026-02-16 22:20:34
● 2026-08-09 14:18:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
cpucommunications.ca	a12-67.akam.net, a3-65.akam.net, a1-118.akam.net, a10-64.akam.net...	-

✅ Authoritative Response

Server:193.108.91.118

NS records: a12-67.akam.net, a3-65.akam.net, a1-118.akam.net, a10-64.akam.net, a11-65.akam.net, a20-67.akam.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cpucommunications.ca (unsigned zone)

⏱️ Timing

Total: 1970ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	6	`a12-67.akam.net, a20-67.akam.net...`
MX	2	`smtp11.cpucommunications.ca (pri: 10), smtp10.cpucommunications.ca (pri: 10)`
TXT	3	`v=spf1 mx include:_spf.cpucommunications, google-site-verification=tqUQrYchVbLB0cT...`
SOA	1	`a1-118.akam.net nactallproductiondmz.com`

Analysis

Hierarchy

cpucommunications.ca is the parent domain of smtp11.cpucommunications.ca, smtp10.cpucommunications.ca and mail.cpucommunications.ca.

Name Servers

cpucommunications.ca is delegated to 6 name servers: a1-118.akam.net, a10-64.akam.net, a11-65.akam.net and 3 other.

cpucommunications.ca shares at least some of its name servers with other domains, including eventsusaa.com, exnet.net, inghomebank.ro and two others.

The name servers a3-65.akam.net, a12-67.akam.net, a20-67.akam.net and two others are commonly seen in use alongside these name servers.

Host names that have two IP addresses:

a1-118.akam.net points to 193.108.91.118 and 2600:1401:2::76.

a10-64.akam.net points to 96.7.50.64 and 2600:1480:d000::40.

a11-65.akam.net points to 84.53.139.65 and 2600:1480:1::41.

a12-67.akam.net points to 184.26.160.67 and 2600:1480:f000::43.

a20-67.akam.net points to 95.100.175.67 and 2a02:26f0:67::43.

a3-65.akam.net points to 96.7.49.65 and 2600:1408:1c::41.

Mail Servers

cpucommunications.ca is served by two mail servers, smtp10.cpucommunications.ca and smtp11.cpucommunications.ca.

Mail server setup for cpucommunications.ca matches that of other domains, among them docs-nprod.belairdirect.com.

smtp10.cpucommunications.ca and smtp11.cpucommunications.ca each resolve to one IP number: smtp10.cpucommunications.ca points to 149.17.2.54 and smtp11.cpucommunications.ca points to 149.17.2.55.