Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cbsystems.ca
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 14:16:41 UTC · ↺ Refresh
MX Hostnames
- mx1.emailsrvr.com
- mx2.emailsrvr.com
MX Priorities
- mx2.emailsrvr.com: 20
- mx1.emailsrvr.com: 10
A / AAAA Records
- 35.209.4.189 ↩ 189.4.209.35.bc.googleusercontent.com
Mail Server IPs
- 173.203.187.2 ↩ mx2.emailsrvr.com
- 184.106.54.1 ↩ mx1.emailsrvr.com
- 108.166.43.1 ↩ mx1.emailsrvr.com
- 173.203.187.1 ↩ mx1.emailsrvr.com
- 146.20.161.1 ↩ mx1.emailsrvr.com
SOA Record
Raw SOA
ns1.siteground.net admins.siteground.com 87 86400 7200 3600000 86400
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
admins@siteground.com
Serial
87
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns1.siteground.net
ns2.siteground.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:emailsrvr.com include:cbsystems.ca.spf.auto.dnssmarthost.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=mq7d7ViKWYePb_GmPbjYjQzZxRQe8XcOmjB83Chud9o
- SPFv=spf1 include:emailsrvr.com include:cbsystems.ca.spf.auto.dnssmarthost.net ~all
Full email verification for cbsystems.ca
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