Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cethurston.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 23:29:18 UTC · ↺ Refresh
MX Hostnames
- endurance-it-mx1.titanhq.com
- endurance-it-mx2.titanhq.com
MX Priorities
- endurance-it-mx1.titanhq.com: 10
- endurance-it-mx2.titanhq.com: 10
A / AAAA Records
- 35.212.109.21 ↩ 21.109.212.35.bc.googleusercontent.com
Mail Server IPs
- 18.219.82.30 ↩ us3-smtp1.titanhq.com
- 52.14.176.194 ↩ us3-smtp1.titanhq.com
- 3.23.166.50 ↩ us3-smtp2.titanhq.com
- 3.145.228.208 ↩ us3-smtp2.titanhq.com
SOA Record
Raw SOA
ns55.worldnic.com namehost.worldnic.com 126010912 10800 3600 604800 3600
Primary NS (mname)
ns55.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126010912
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns56.worldnic.com
ns55.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=reject;rua=mailto:[email protected];ruf=mailto:[email protected];ri=84600;fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- google-site-verification=VoHBo2WS9KbufeBcVh73K12oSp6zMrBQd_5KDEMWnVE
- duo_sso_verification=JGBwMPmzryNf264eedeGo93S6yxY3tsDxvGpmVaTghmf0fPnc50WPhLZaml6Ai2y
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms94188867
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