Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
frost.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 08:46:19 UTC · ↺ Refresh
MX Hostnames
- securemail1.frost.com
- securemail2.frost.com
MX Priorities
- securemail1.frost.com: 10
- securemail2.frost.com: 10
A / AAAA Records
- 104.18.6.100 (no PTR)
- 104.18.7.100 (no PTR)
- 2606:4700::6812:764 (no PTR)
- 2606:4700::6812:664 (no PTR)
Mail Server IPs
- 213.163.205.5 ↩ securemail1.frost.com
- 209.151.154.58 ↩ securemail2.frost.com
SOA Record
Raw SOA
jeremy.ns.cloudflare.com dns.cloudflare.com 2399380550 10000 2400 604800 1800
Primary NS (mname)
jeremy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399380550
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jeremy.ns.cloudflare.com
melany.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.frost.com include:spf2.frost.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected];ruf=mailto:[email protected];sp=quarantine;pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
18 records- _globalsign-domain-verification=xjD0PbMGDOGEN26xKcbS8LRD1rHlcTk0CFIz07OTlN
- google-site-verification=YZcnFDLQHHH7gmF0GyROowFntj4Vw5NGI8utTYi1B5Q
- _globalsign-domain-verification=a6RES9ux8cOKo6UeHExeSL22IC8mB3jAuj8JA3bZXY
- docusign=ce957657-cbcd-4b24-98f3-db18554cbe85
- cisco-ci-domain-verification=2e4a7e5a1f95d561962a5c4beca19e6c482e00b6c001218f5df37267261fd2ad
- apple-domain-verification=XODpWbOlXzMcN43Z
- MS=EE512BB54DBA74B5971B218B5385BEF68586A717
- _globalsign-domain-verification=hwtXzs3fO46kTrb1f6mxFIpNC9jDCePvfR1nu-1Kho
- _globalsign-domain-verification=1B8LSzTJ4N1RtpaCp37dsH5fYPLBjWxS7r9PfTsz0U
- _globalsign-domain-verification=VaY8AyuE-e304mlQgJ-ilrv-gt9lE4BTCAyEJmoqVs
- globalsign-domain-verification=xreApVNAQtkNFGARHxCWf2a_xLfwuyYj-De_uXymlK
- 644e0e952b364eb782f013a68796e965
- 96eub63foi3sbjhjla3t6h6dan
- _globalsign-domain-verification=YUE0xklo5PUzPaQbS7Zdwk-GwkaJNB14iO4Sr56Rsc
- _globalsign-domain-verification=sfXvl2G4hqLLjXc2ZFFxd0oTG_Lh5QZ6CVCf0dnNVG
- google-site-verification=wF69SPW99LHoR3705cdJfkVEJ3a3MjbiRoqUDEUuNOg
- SPFv=spf1 include:spf1.frost.com include:spf2.frost.com -all
- MS=ms85860946
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for frost.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits