`christensen.ca`

DNSSEC	⚠️ Not signed
NS	`dns2.domainsatcost.ca` ⭐ ⚠️ Not in parent delegation
		A	54.200.27.218^{🇺🇸 Amazon54.200.0.0/15 EC2 PDX prefix}
			PTR	`dns2.domainsatcost.ca`
		A	54.200.36.148^{🇺🇸 Amazon54.200.0.0/15 EC2 PDX prefix}
			PTR	`dns2.domainsatcost.ca`
NS	`dns.domainsatcost.ca` ⚠️ Not in parent delegation
		A	54.236.127.131^{🇺🇸 Amazon54.236.64.0/18 EC2 IAD prefix}
			PTR	`dns.domainsatcost.ca`
		A	54.236.210.240^{🇺🇸 Amazon54.236.128.0/17 EC2 IAD prefix}
			PTR	`dns.domainsatcost.ca`
NS	`dns.rebel.ca` ⚠️ Not in zone NS records
		A	52.3.166.104^{🇺🇸 Amazon52.2.0.0/15 EC2 IAD prefix}
			PTR	`dns.rebel.ca`
		A	52.3.190.193^{🇺🇸 Amazon52.2.0.0/15 EC2 IAD prefix}
			PTR	`dns.rebel.ca`
NS	`dns2.rebel.ca` ⚠️ Not in zone NS records
		A	52.10.144.165^{🇺🇸 Amazon52.10.0.0/15 EC2 PDX Prefix}
			PTR	`dns2.rebel.ca`
		A	54.187.80.106^{🇺🇸 Amazon54.186.0.0/15 EC2 PDX prefix}
			PTR	`dns2.rebel.ca`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`google-site-verification=sVj-9w0sbohPc-pY-U807HCXL6L8YPT05vWNZz49m8`
TXT	`MS=ms70559539`
SOA	`dns.domainsatcost.ca`noc@domainsatcost.ca 2026-07-09 #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=2607151930

Subdomains

mail.christensen.ca

Same first word

Similar names

schernstein.de

ninthrecess.com

DNS History

10 records (9 active, 1 former)

●NSdns.domainsatcost.ca2015-08-18 → 2026-07-15 · 2 obs

● 2015-08-18 07:46:54
● 2026-07-15 20:48:10

●NSdns.rebel.ca2026-07-09 → 2026-07-15 · 3 obs

○ 2015-08-18 07:46:54
● 2026-07-09 05:21:16
● 2026-07-15 20:48:10

●NSdns2.domainsatcost.ca2015-08-18 → 2026-07-15 · 2 obs

● 2015-08-18 07:46:54
● 2026-07-15 20:48:10

●NSdns2.rebel.ca2026-07-09 → 2026-07-15 · 3 obs

○ 2015-08-18 07:46:54
● 2026-07-09 05:21:16
● 2026-07-15 20:48:10

●MXalt1.aspmx.l.google.com2026-07-09 → 2026-07-15 · 3 obs

○ 2017-03-31 19:16:46
● 2026-07-09 05:21:16
● 2026-07-15 20:48:10

●MXalt2.aspmx.l.google.com2026-07-09 → 2026-07-15 · 3 obs

○ 2017-03-31 19:16:46
● 2026-07-09 05:21:16
● 2026-07-15 20:48:10

●MXalt3.aspmx.l.google.com2026-07-09 → 2026-07-15 · 3 obs

○ 2017-03-31 19:16:46
● 2026-07-09 05:21:16
● 2026-07-15 20:48:10

●MXalt4.aspmx.l.google.com2026-07-09 → 2026-07-15 · 3 obs

○ 2017-03-31 19:16:46
● 2026-07-09 05:21:16
● 2026-07-15 20:48:10

●MXaspmx.l.google.com2026-07-09 → 2026-07-15 · 3 obs

○ 2017-03-31 19:16:46
● 2026-07-09 05:21:16
● 2026-07-15 20:48:10

○MXmail.christensen.ca2015-08-18 → 2017-03-31 · 4 obs

● 2015-08-18 07:46:54
● 2017-03-31 19:16:46
○ 2026-07-09 05:21:16
○ 2026-07-15 20:48:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
christensen.ca	dns.rebel.ca, dns2.rebel.ca	4 records

✅ Authoritative Response

Server:52.3.166.104

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for christensen.ca (unsigned zone)

⏱️ Timing

Total: 220ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns.domainsatcost.ca, dns2.domainsatcost.ca`
MX	5	`ALT1.ASPMX.L.GOOGLE.COM (pri: 5), ALT3.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	3	`v=spf1 include:_spf.google.com ~all, google-site-verification=sVj-9w0sbohPc-p...`
SOA	1	`dns.domainsatcost.ca noc.domainsatcost.c`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns.rebel.ca, dns.rebel.ca, dns2.rebel.ca...)

Analysis

Hierarchy

mail.christensen.ca is delegated beneath christensen.ca.

Name Servers

The authoritative name servers for christensen.ca are dns2.domainsatcost.ca, dns.domainsatcost.ca, dns2.rebel.ca and dns.rebel.ca.

There is at least partial name server overlap between christensen.ca and other domains — diligentsia.com, tesoromercato.com, adultmatchmaker.ca and two more among them.

These name servers are routinely deployed together with the name servers dns.rebel.com.

All four hostnames — dns2.domainsatcost.ca, dns.domainsatcost.ca, dns2.rebel.ca and dns.rebel.ca — resolve to two IP numbers apiece: dns2.domainsatcost.ca to 54.200.27.218 and 54.200.36.148; dns.domainsatcost.ca to 54.236.127.131 and 54.236.210.240; dns2.rebel.ca to 52.10.144.165 and 54.187.80.106; dns.rebel.ca to 52.3.166.104 and 52.3.190.193.