Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
polmip.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 15:06:27 UTC · ↺ Refresh
MX Hostnames
- mx1.seamsystems.es
MX Priorities
- mx1.seamsystems.es: 10
A / AAAA Records
- 172.67.156.73 (no PTR)
- 104.21.40.184 (no PTR)
- 2606:4700:3030::ac43:9c49 (no PTR)
- 2606:4700:3036::6815:28b8 (no PTR)
Mail Server IPs
- 46.62.203.208 ↩ mail.seamsystems.es
SOA Record
Raw SOA
lila.ns.cloudflare.com dns.cloudflare.com 2399318684 10000 2400 604800 1800
Primary NS (mname)
lila.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399318684
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sergi.ns.cloudflare.com
lila.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:46.62.203.208 include:spf.smtp2go.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; adkim=s; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx ip4:46.62.203.208 include:spf.smtp2go.com -all
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