Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
utmluebeck.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 21:54:09 UTC · ↺ Refresh
MX Hostnames
- utmluebeck-de.mail.protection.outlook.com
MX Priorities
- utmluebeck-de.mail.protection.outlook.com: 5
A / AAAA Records
- 81.92.80.55 ↩ saspresence.perf1.com
- 81.92.80.56 ↩ saspresence.perf1.com
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-a.nadns1.fr technical.nameshield.net 2025082817 28800 7200 604800 7200
Primary NS (mname)
ns1-a.nadns1.fr
Admin Email (rname)
technical@nameshield.net
Serial
2025082817
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
ns1-c.nadns1.com
ns1-a.nadns1.fr
ns1-b.nadns1.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.crsend.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
3 records- MS=ms80815245
- ssc-domain-verification=4e0487ff-5fbf-518b-83da-85a2f92d4c58
- SPFv=spf1 include:spf.crsend.com include:spf.protection.outlook.com -all
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