Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
griffintek.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 18:41:44 UTC · ↺ Refresh
MX Hostnames
- us2-smtp-mx1.titanhq.com
- us2-smtp-mx2.titanhq.com
MX Priorities
- us2-smtp-mx2.titanhq.com: 10
- us2-smtp-mx1.titanhq.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 3.140.150.54 ↩ us2-smtp3.titanhq.com
- 3.22.148.152 ↩ us2-smtp4.titanhq.com
- 18.216.227.84 ↩ us2-smtp1.titanhq.com
- 18.189.8.252 ↩ us2-smtp2.titanhq.com
SOA Record
Raw SOA
dns1.griffintek.com support.griffintek.com 2026030901 1200 3600 1209600 600
Primary NS (mname)
dns1.griffintek.com
Admin Email (rname)
support@griffintek.com
Serial
2026030901
Refresh
1200s
Retry
3600s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
dns3.griffintek.com
dns1.griffintek.com
dns2.griffintek.com
SPF Record
✓ Strict (-all)
v=spf1 include:sendgrid.net include:mailgun.org include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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- SPFv=spf1 include:sendgrid.net include:mailgun.org include:spf.protection.outlook.com -all
- duo_sso_verification=gTy1WjhVBFuBJLSKFdd6dYOB5qM9duqjkF5OTrdrVvRCOaxCXzWPw6cIAwyg3Wr1
- google-site-verification=6kqkCDQ2q6Ph40ksiAo4rvFgW5rHgFJtYU0IhiuVehg
- anthropic-domain-verification-segfvp=kJ565jBBLXX5aN513Bsw20wyq
Full email verification for griffintek.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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