Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centralhotel.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 18:34:42 UTC · ↺ Refresh
MX Hostnames
- centralhotel-de.mail.protection.outlook.com
MX Priorities
- centralhotel-de.mail.protection.outlook.com: 1
A / AAAA Records
- 185.175.196.120 (no PTR)
- 2a00:1c98:60:1160::7cb6:76a6 (no PTR)
Mail Server IPs
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1042.ui-dns.org hostmaster.kundenserver.de 2017051181 28800 7200 604800 300
Primary NS (mname)
ns1042.ui-dns.org
Admin Email (rname)
hostmaster@kundenserver.de
Serial
2017051181
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1042.ui-dns.com
ns1042.ui-dns.biz
ns1042.ui-dns.de
ns1042.ui-dns.org
SPF Record
✓ Strict (-all)
v=spf1 ip4:80.147.180.16 include:spf.protection.outlook.com include:spf.synxis.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 ip4:80.147.180.16 include:spf.protection.outlook.com include:spf.synxis.com -all
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