Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dental-eggert.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 17:29:11 UTC · ↺ Refresh
MX Hostnames
- dentaleggert-de01e.mail.protection.outlook.com
MX Priorities
- dentaleggert-de01e.mail.protection.outlook.com: 0
A / AAAA Records
- 138.201.205.25 ↩ yoshi.zwei14.de
Mail Server IPs
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.gbc.systems support.gbc.net 2025091606 3600 900 1209600 300
Primary NS (mname)
ns.gbc.systems
Admin Email (rname)
support@gbc.net
Serial
2025091606
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns.gbc.systems
ns.gbc.gmbh
ns.gbc.green
ns.gbc.red
ns.gbc.jetzt
SPF Record
✓ Strict (-all)
v=spf1 a:utm.dental-eggert.de a:mail.preeco.de ip4:212.97.96.0/19 ip4:138.201.205.25 include:spf.protection.outlook.com include:secure-mailgate.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 216 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
4 records- SPFv=spf1 a:utm.dental-eggert.de a:mail.preeco.de ip4:212.97.96.0/19 ip4:138.201.205.25 include:spf.protection.outlook.com include:secure-mailgate.com -all
- brevo-code:525dc2f91d48667dca82af8469ad40e8
- sophos-domain-verification=c26128708f8ecea60030dc3eff654c4d68777e1ef850e3709e6ffb3f46be0152
- _8xnceqsybsv96ousdg3r5pz73jpbv49
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