Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zimmer-group.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 15:22:43 UTC · ↺ Refresh
MX Hostnames
- mx04.hornetsecurity.com
- mx03.hornetsecurity.com
- mx01.hornetsecurity.com
- mx02.hornetsecurity.com
MX Priorities
- mx03.hornetsecurity.com: 0
- mx04.hornetsecurity.com: 0
- mx01.hornetsecurity.com: 0
- mx02.hornetsecurity.com: 0
A / AAAA Records
- 3.33.251.168 ↩ aec037177372cc6cd.awsglobalaccelerator.com
- 15.197.225.128 ↩ aec037177372cc6cd.awsglobalaccelerator.com
Mail Server IPs
- 94.100.134.8 ↩ mx03.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
SOA Record
Raw SOA
ns21.domaincontrol.com dns.jomax.net 2026022200 28800 7200 604800 600
Primary NS (mname)
ns21.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026022200
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns21.domaincontrol.com
ns22.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:spf.hornetsecurity.com include:spf.protection.outlook.com include:spf.emailsignatures365.com a:postoffice.avenit.de ip4:5.35.252.220 ip4:93.190.66.6 ip4:62.154.205.90 ip6:2a01:488:67:1000:523:fcdc:0:1 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; aspf=r; rua=mailto:[email protected]; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
7 records- apple-domain-verification=sQGgWd2t0lbbQjqK
- google-site-verification=tVHdHHd12uat0EIFivKeytd0nCGx3uTyesqRpG29eYE
- iYQP9gVkruKfFrrCqCnW0MnTT0gitXKEycsfFYHBIN2KRMIC7gJxypsGVS+n3kcCp5ZhFdhU1aXuslDn0r4QYA==
- MS=F04D5875C629086E381BBED8952513F5315F53DC
- SPFv=spf1 a mx include:spf.hornetsecurity.com include:spf.protection.outlook.com include:spf.emailsignatures365.com a:postoffice.avenit.de ip4:5.35.252.220 ip4:93.190.66.6 ip4:62.154.205.90 ip6:2a01:488:67:1000:523:fcdc:0:1 ~all
- v=verifydomain MS=7105878
- 6mGY2vaLS8evj0eJKA8k59Dkj+xbXlERVpNkXLexQygn7/Pjur1Dyi68RPRoRLKN+1FyvWrE/Qn8AD8wM+wlTg==
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