Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dfrost.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 17:47:00 UTC · ↺ Refresh
MX Hostnames
- mail.dfrost.com
- mail2.dfrost.com
MX Priorities
- mail2.dfrost.com: 10
- mail.dfrost.com: 5
A / AAAA Records
- 104.21.78.155 (no PTR)
- 172.67.223.87 (no PTR)
- 2606:4700:3033::6815:4e9b (no PTR)
- 2606:4700:3030::ac43:df57 (no PTR)
Mail Server IPs
- 109.91.179.233 ↩ mail2.dfrost.com
- 87.139.181.40 ↩ mail.dfrost.com
SOA Record
Raw SOA
chance.ns.cloudflare.com dns.cloudflare.com 2398479353 10000 2400 604800 1800
Primary NS (mname)
chance.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398479353
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
val.ns.cloudflare.com
chance.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.emailsignatures365.com +mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
7 records- hdv3lfugpl7goft87ocfl78k6a
- SPFv=spf1 include:spf.emailsignatures365.com +mx -all
- 3lf5h1cs44fvcougdv38kd17t5
- 959gpkrt069vs8aloc8fjlp6gl
- MS=ms29139046
- google-site-verification=MtywTx6ruhZet3zUfvPxOgfqCiyQFv43kkVh9-Gc9JA
- google-site-verification=Ve-3nqkXwY3FZR1y4VtSS47nBLLaYvUpSjt7swabzLU
Full email verification for dfrost.com
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