Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
clarkcommunications.ca
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 15:17:37 UTC · ↺ Refresh
MX Hostnames
- mail.clarkcommunications.ca
MX Priorities
- mail.clarkcommunications.ca: 100
A / AAAA Records
- 15.222.231.151 ↩ ec2-15-222-231-151.ca-central-1.compute.amazonaws.com
Mail Server IPs
- 23.253.166.231 ↩ mail.clarkcommunications.ca
SOA Record
Raw SOA
dns.stabletransit.com ipadmin.stabletransit.com 1772810218 3600 300 1814400 300
Primary NS (mname)
dns.stabletransit.com
Admin Email (rname)
ipadmin@stabletransit.com
Serial
1772810218
Refresh
3600s
Retry
300s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
dns2.stabletransit.com
dns1.stabletransit.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:23.253.166.231 include:_spf.google.com include:email-od.com include:servers.mcsv.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- SPFv=spf1 ip4:23.253.166.231 include:_spf.google.com include:email-od.com include:servers.mcsv.net -all
- google-site-verification=qtl6l5lGBQ1OSvypNkXvMFrVLWgh-D_KcctuRVQp3WM
- google-site-verification=oaqRMiGGddkXFx9yjmnTIV8xLgL4wfB-dXIbpWNLXn8
- 49547bf227d47a878354da8d83d651aa828393bf596595b00457642fd41944e7
- google-site-verification=7rvPydo0vV8ZsJdTvk_Pt1fn_gsYxi9plR2baOFSL8I
- google-site-verification=6xsqXANfByZGuwX2njkSzVGUMlBcy1F07guX49H_nvo
Full email verification for clarkcommunications.ca
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