Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mailfence.com
Yes
✓ Yes
Unknown
No
Yes
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 13:47:53 UTC · ↺ Refresh
MX Hostnames
- smtp1.mailfence.com
- smtp2.mailfence.com
MX Priorities
- smtp1.mailfence.com: 10
- smtp2.mailfence.com: 10
A / AAAA Records
- 217.182.28.160 ↩ www.mailfence.com
Mail Server IPs
- 212.3.242.78 ↩ smtp1.mailfence.com
- 212.3.242.79 ↩ smtp2.mailfence.com
SOA Record
Raw SOA
ns1.mailfence.com admins.staff.contactoffice.com 2026031323 3600 600 1209600 7200
Primary NS (mname)
ns1.mailfence.com
Admin Email (rname)
admins@staff.contactoffice.com
Serial
2026031323
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns2.mailfence.com
ns1.mailfence.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:212.3.242.64/26 ip4:217.182.28.163 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- spf2.0/mfrom ip4:212.3.242.64/26 ip4:217.182.28.163 -all
- SPFv=spf1 ip4:212.3.242.64/26 ip4:217.182.28.163 -all
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