Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dentaurum.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 07:31:47 UTC · ↺ Refresh
MX Hostnames
- dentaurum-com.mail.protection.outlook.com
MX Priorities
- dentaurum-com.mail.protection.outlook.com: 0
A / AAAA Records
- 212.211.178.56 ↩ web01.dentaurum.de
Mail Server IPs
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
pns.dtag.de dnsadmin.nic.dtag.de 2023082501 10800 3600 2419200 3600
Primary NS (mname)
pns.dtag.de
Admin Email (rname)
dnsadmin@nic.dtag.de
Serial
2023082501
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
pns.dtag.de
ns1.telekom.net
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:212.211.178.57 ip4:212.211.178.56 ip4:176.95.38.0/27 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; sp=none; fo=0:1:d:s; ri=86400; adkim=r; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- SPFv=spf1 mx ip4:212.211.178.57 ip4:212.211.178.56 ip4:176.95.38.0/27 include:spf.protection.outlook.com -all
- 39kRT8zOp0akmR+A+cENccKWcovf/sf0sfzRD33pDqZsSlk0e8DG6vb67L4KYudiCZSAqlCoWb4kViCngj4CFA==
- MS=ms60651149
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