Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
f7en.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 20:21:53 UTC · ↺ Refresh
MX Hostnames
- mx2.supremebox.com
- mx1.supremebox.com
MX Priorities
- mx1.supremebox.com: 10
- mx2.supremebox.com: 10
A / AAAA Records
- 162.210.96.115 (no PTR)
Mail Server IPs
- 198.23.53.39 ↩ mx1.supremebox.com
- 198.23.53.42 ↩ mx2.supremebox.com
- 198.23.53.116 ↩ mx2.supremebox.com
SOA Record
Raw SOA
dns1.supremedns.com root.us.cloudlogin.co 1773544574 28800 7200 604800 86400
Primary NS (mname)
dns1.supremedns.com
Admin Email (rname)
root@us.cloudlogin.co
Serial
1773544574
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns3.supremedns.com
dns1.supremedns.com
dns4.supremedns.com
dns2.supremedns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.supremebox.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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 include:spf.supremebox.com -all
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