Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ostsee-klinik.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 18:51:29 UTC · ↺ Refresh
MX Hostnames
- ostseeklinik-de01e.mail.protection.outlook.com
MX Priorities
- ostseeklinik-de01e.mail.protection.outlook.com: 0
A / AAAA Records
- 92.205.28.195 ↩ 195.28.205.92.host.secureserver.net
Mail Server IPs
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.namemaster.de ns2.namemaster.de 2026020500 3600 901 1209600 86400
Primary NS (mname)
ns1.namemaster.de
Admin Email (rname)
ns2@namemaster.de
Serial
2026020500
Refresh
3600s
Retry
901s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns5.namemaster.de
ns3.namemaster.de
ns1.namemaster.de
ns4.namemaster.de
ns2.namemaster.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.server-he.de -all
📊 DNS lookups: 2/10
✓ 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
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf.server-he.de -all
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