Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hadardiamonds.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 02:47:45 UTC · ↺ Refresh
MX Hostnames
- mx.sandwich.net
MX Priorities
- mx.sandwich.net: 10
A / AAAA Records
- 172.67.142.84 (no PTR)
- 104.21.41.39 (no PTR)
Mail Server IPs
- 204.15.193.222 ↩ herring.sandwich.net
SOA Record
Raw SOA
nora.ns.cloudflare.com dns.cloudflare.com 2399135381 10000 2400 604800 1800
Primary NS (mname)
nora.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399135381
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
wesley.ns.cloudflare.com
nora.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.sandwich.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:_spf.sandwich.net -all
Full email verification for hadardiamonds.com
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