Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dural.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 03:22:12 UTC · ↺ Refresh
MX Hostnames
- mx01.hornetsecurity.com
- mx04.hornetsecurity.com
- mx03.hornetsecurity.com
- mx02.hornetsecurity.com
MX Priorities
- mx01.hornetsecurity.com: 10
- mx02.hornetsecurity.com: 20
- mx04.hornetsecurity.com: 40
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 78.47.85.29 ↩ dedi2688.your-server.de
Mail Server IPs
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
ns1.grothe.it hostmaster.domain-robot.de 2026022502 3600 900 604800 3600
Primary NS (mname)
ns1.grothe.it
Admin Email (rname)
hostmaster@domain-robot.de
Serial
2026022502
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns4.grothe.online
ns1.grothe.it
ns3.grothe.it
ns2.grothe.online
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.smtp.net include:spf.hornetsecurity.com include:spf.crsend.com include:spf.protection.outlook.com ip4:85.214.201.193 ip4:78.47.199.78 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms35819379
- SPFv=spf1 mx include:spf.smtp.net include:spf.hornetsecurity.com include:spf.crsend.com include:spf.protection.outlook.com ip4:85.214.201.193 ip4:78.47.199.78 -all
Full email verification for dural.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits