`publicoptical.ca`

DNSSEC	⚠️ Not signed
A	54.208.21.117^{🇺🇸 Amazon54.208.0.0/15 EC2 IAD prefix}
		PTR	`ec2-54-208-21-117.compute-1.amazonaws.com`
NS	`dns2.rebel.com` ⭐
		A	54.200.36.152^{🇺🇸 Amazon54.200.0.0/15 EC2 PDX prefix}
			PTR	`dns2.rebel.com`
		A	54.200.67.125^{🇺🇸 Amazon54.200.0.0/15 EC2 PDX prefix}
			PTR	`dns2.rebel.com`
NS	`dns.rebel.com`
		A	54.236.79.66^{🇺🇸 Amazon54.236.64.0/18 EC2 IAD prefix}
			PTR	`dns.rebel.com`
		A	54.236.227.139^{🇺🇸 Amazon54.236.128.0/17 EC2 IAD prefix}
			PTR	`dns.rebel.com`
SOA	`dns.rebel.com`noc@rebel.com 2026-03-26 #1

`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=2603271830

Subdomains

www.publicoptical.ca

Same first word

publicoptical.ca

DNS History

12 records (3 active, 9 former)

●NSdns.rebel.com2026-02-15 → 2026-03-27 · 3 obs

○ 2017-12-07 09:59:56
● 2026-02-15 18:14:20
● 2026-03-27 19:01:34

●NSdns2.rebel.com2026-02-15 → 2026-03-27 · 3 obs

○ 2017-12-07 09:59:56
● 2026-02-15 18:14:20
● 2026-03-27 19:01:34

○NSns1.gtamail.com2015-08-16 → 2017-12-07 · 4 obs

● 2015-08-16 14:10:28
● 2017-12-07 09:59:56
○ 2026-02-15 18:14:20
○ 2026-03-27 19:01:34

○NSns2.gtamail.com2015-08-16 → 2017-12-07 · 4 obs

● 2015-08-16 14:10:28
● 2017-12-07 09:59:56
○ 2026-02-15 18:14:20
○ 2026-03-27 19:01:34

○MXalt1.aspmx.l.google.com2016-12-29 → 2026-02-15 · 5 obs

○ 2016-08-11 23:40:52
● 2016-12-29 09:56:18
● 2026-02-15 18:14:20
○ 2026-03-21 08:15:56
○ 2026-03-27 19:01:34

○MXalt2.aspmx.l.google.com2016-12-29 → 2026-02-15 · 5 obs

○ 2016-08-11 23:40:52
● 2016-12-29 09:56:18
● 2026-02-15 18:14:20
○ 2026-03-21 08:15:56
○ 2026-03-27 19:01:34

○MXalt3.aspmx.l.google.com2016-12-29 → 2026-02-15 · 5 obs

○ 2016-08-11 23:40:52
● 2016-12-29 09:56:18
● 2026-02-15 18:14:20
○ 2026-03-21 08:15:56
○ 2026-03-27 19:01:34

○MXalt4.aspmx.l.google.com2016-12-29 → 2026-02-15 · 5 obs

○ 2016-08-11 23:40:52
● 2016-12-29 09:56:18
● 2026-02-15 18:14:20
○ 2026-03-21 08:15:56
○ 2026-03-27 19:01:34

○MXaspmx.l.google.com2016-12-29 → 2026-02-15 · 5 obs

○ 2016-08-11 23:40:52
● 2016-12-29 09:56:18
● 2026-02-15 18:14:20
○ 2026-03-21 08:15:56
○ 2026-03-27 19:01:34

○MXmail.gtamail.com2015-08-16 → 2016-08-11 · 4 obs

● 2015-08-16 14:10:28
● 2016-08-11 23:40:52
○ 2016-12-29 09:56:18
○ 2026-03-27 19:01:34

○A199.212.143.2002015-08-16 → 2017-12-07 · 4 obs

● 2015-08-16 14:10:28
● 2017-12-07 09:59:56
○ 2026-02-15 18:14:20
○ 2026-03-27 19:01:34

●A54.208.21.1172026-02-15 → 2026-03-27 · 3 obs

○ 2017-12-07 09:59:56
● 2026-02-15 18:14:20
● 2026-03-27 19:01:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
publicoptical.ca	dns.rebel.com, dns2.rebel.com	-

✅ Authoritative Response

Server:54.200.67.125

NS records: dns.rebel.com, dns2.rebel.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for publicoptical.ca (unsigned zone)

⏱️ Timing

Total: 345ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.208.21.117`
NS	2	`dns2.rebel.com, dns.rebel.com`
SOA	1	`dns.rebel.com noc.rebel.com`

Analysis

Hierarchy

publicoptical.ca is the parent of www.publicoptical.ca.

IP Addresses

publicoptical.ca resolves to one IP number: 54.208.21.117.

other host names including medictrade.com, groutingproducts.com, c1communications.com, timetrackr.com and ferrariofalberta.com share IP numbers with publicoptical.ca.

Name Servers

publicoptical.ca is delegated to two name servers dns2.rebel.com and dns.rebel.com.

publicoptical.ca shares the same name server setup as other domains, for instance buyxeloda.net, sqorz.com, insendo.com, elexiconsystemservices.com and indmetalfab.com.

publicoptical.ca at least partially shares name servers with other domains, for instance ronbacchus.com, investkingston.ca, mindfuldiet.ca and parkrealty.ca.

Host names with two IP numbers:

The host name dns2.rebel.com points to 54.200.36.152 and 54.200.67.125; the host name dns.rebel.com points to 54.236.79.66 and 54.236.227.139.

publicoptical.ca - robtex.com