`professionaloptical.ca`

DNSSEC	⚠️ Not signed
A	34.174.174.255^{🇺🇸 Google34.174.128.0/17}
		PTR	`255.174.174.34.bc.googleusercontent.com`
NS	`ns73.domaincontrol.com` ⭐
		A	2603:5:21a4::2f^{🇺🇸 GODADDY-DNS2603:5:21a0::/44}
			PTR	`ns73.domaincontrol.com`
		A	97.74.106.47^{🇺🇸 GODADDY-DNS97.74.106.0/23}
			PTR	`ns73.domaincontrol.com`
NS	`ns74.domaincontrol.com`
		A	2603:5:22a4::2f^{🇺🇸 GODADDY-DNS2603:5:22a0::/44}
			PTR	`ns74.domaincontrol.com`
		A	173.201.74.47^{🇺🇸 GODADDY-DNS173.201.74.0/23}
			PTR	`ns74.domaincontrol.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c03::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dy-in-f27.1e100.net`
		A	142.251.2.27^{🇺🇸 Google142.251.2.0/24}
			PTR	`dl-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:4025:402::1b^{🇳🇱 Google2a00:1450:4025::/48}
			PTR	`rb-in-f27.1e100.net`
		A	142.250.102.26^{🇺🇸 Google142.250.102.0/24}
			PTR	`ip-142-250-102-26.defastlink.net`
MX	`alt2.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁵⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
TXT	`v=spf1 a mx include:spf.mtasv.net include:_spf.google.com ~al`
TXT	`v=verifydomain MS=6963216`
TXT	`google-site-verification=inme9-pXc2Em50DeA46AJaTkj-R4A4WD4FvSo6jDwqU`
TXT	`zoho-verification=zb47830907.zmverify.zoho.com`
TXT	`v=spf1 include:zoho.com ~all`
TXT	`apple-domain-verification=YvYJeJ4aqcdPkkrX`
SOA	`ns73.domaincontrol.com`dns@jomax.net 2025-11-28 #7

`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=2603280900

Subdomains

mail.professionaloptical.ca

Same first word

professionaloptical.ca

DNS History

12 records (7 active, 5 former)

○NSns.liquidweb.com2015-07-22 → 2017-03-27 · 4 obs

● 2015-07-22 04:52:56
● 2017-03-27 11:46:08
○ 2026-03-01 00:15:34
○ 2026-03-28 09:17:36

○NSns1.liquidweb.com2015-07-22 → 2017-03-27 · 4 obs

● 2015-07-22 04:52:56
● 2017-03-27 11:46:08
○ 2026-03-01 00:15:34
○ 2026-03-28 09:17:36

●NSns73.domaincontrol.com2026-03-01 → 2026-03-28 · 3 obs

○ 2017-03-27 11:46:08
● 2026-03-01 00:15:34
● 2026-03-28 09:17:36

●NSns74.domaincontrol.com2026-03-01 → 2026-03-28 · 3 obs

○ 2017-03-27 11:46:08
● 2026-03-01 00:15:34
● 2026-03-28 09:17:36

●MXalt1.aspmx.l.google.com2015-07-22 → 2026-03-28 · 2 obs

● 2015-07-22 04:52:56
● 2026-03-28 09:17:36

●MXalt2.aspmx.l.google.com2015-07-22 → 2026-03-28 · 2 obs

● 2015-07-22 04:52:56
● 2026-03-28 09:17:36

●MXalt3.aspmx.l.google.com2015-07-22 → 2026-03-28 · 2 obs

● 2015-07-22 04:52:56
● 2026-03-28 09:17:36

○MXalt4.aspmx.l.google.com2015-07-22 → 2017-03-27 · 4 obs

● 2015-07-22 04:52:56
● 2017-03-27 11:46:08
○ 2026-03-01 00:15:34
○ 2026-03-28 09:17:36

●MXaspmx.l.google.com2015-07-22 → 2026-03-28 · 2 obs

● 2015-07-22 04:52:56
● 2026-03-28 09:17:36

●A34.174.174.2552026-03-01 → 2026-03-28 · 3 obs

○ 2017-03-27 11:46:08
● 2026-03-01 00:15:34
● 2026-03-28 09:17:36

○A67.227.157.1162017-03-27 → 2017-03-27 · 4 obs

○ 2016-07-17 06:26:18
● 2017-03-27 11:46:08
○ 2026-03-01 00:15:34
○ 2026-03-28 09:17:36

○A67.227.188.2032015-07-22 → 2016-07-17 · 4 obs

● 2015-07-22 04:52:56
● 2016-07-17 06:26:18
○ 2017-03-27 11:46:08
○ 2026-03-28 09:17:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
professionaloptical.ca	ns73.domaincontrol.com, ns74.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.74.47

NS records: ns73.domaincontrol.com, ns74.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for professionaloptical.ca (unsigned zone)

⏱️ Timing

Total: 512ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`34.174.174.255`
NS	2	`ns73.domaincontrol.com, ns74.domaincontrol.com`
MX	4	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...`
TXT	6	`v=spf1 a mx include:spf.mtasv.net includ, v=verifydomain MS=6963216...`
SOA	1	`ns73.domaincontrol.com dns.jomax.net`

Analysis

Hierarchy

The parent of mail.professionaloptical.ca is professionaloptical.ca.

IP Addresses

professionaloptical.ca points to IP number: 34.174.174.255.

Other host names such as directhc.com, oceanfloorministries.com, 255.174.174.34.bc.googleusercontent.com, mail.djrockinrob.com and piwcworcester.org share IPs with professionaloptical.ca.

Name Servers

professionaloptical.ca is delegated to two name servers: ns73.domaincontrol.com and ns74.domaincontrol.com.

professionaloptical.ca shares the same name server setup as 8hai.com, mhsoccmed.com, comprapagayrecarga.com, quesovino.com and marcomarine.co.uk.

professionaloptical.ca shares some name servers with other domains, for instance sadguru-lalitamaauli.com.

Host names with two IP numbers: ns73.domaincontrol.com points to: 2603:5:21a4::2f and 97.74.106.47; ns74.domaincontrol.com points to: 2603:5:22a4::2f and 173.201.74.47.

Mail Servers

Four mail servers handle professionaloptical.ca: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com.

professionaloptical.ca shares at least partially some mail servers with other domains, including visdivina.com, ns500754.ns500731.ns500754.ns500742.ns500742.ns500671.ns500704.ns500688.ns500688.ns500671.ns500671.ns500671.ns500705.ns500291.ns500666.ns500153.tenderladiesbz.com, jilliansands.com.au, ns500699.ns500693.ns500699.ns500693.ns500693.ns500734.ns500734.ns500693.ns500699.ns500693.ns500588.ns500693.ns500699.ns500699.ns500693.ns500632.ns500110.dtrkdll.com and itsmart.me.

these mail servers are often used together with alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers: aspmx.l.google.com points to 2607:f8b0:4023:c03::1b and 142.251.2.27; alt1.aspmx.l.google.com points to 2a00:1450:4025:402::1b and 142.250.102.26; alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.26; alt3.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.27.

professionaloptical.ca - robtex.com