Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ulmerzelt.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 05:37:40 UTC · ↺ Refresh
MX Hostnames
- ulmerzelt-de.mail.protection.outlook.com
MX Priorities
- ulmerzelt-de.mail.protection.outlook.com: 100
A / AAAA Records
- 212.211.146.226 (no PTR)
Mail Server IPs
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.scan-plus.com hostmaster.scanplus.de 2025100102 86400 7200 604800 3600
Primary NS (mname)
ns1.scan-plus.com
Admin Email (rname)
hostmaster@scanplus.de
Serial
2025100102
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.scan-plus.com
ns2.scan-plus.com
ns3.scan-plus.com
ns5.scan-plus.com
ns4.scan-plus.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spfa.mailendo.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 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
4 records- google-site-verification=QBN_ZSz6FmN2OwnHzvu23w6TL3aKPVnqB6vqIUU6TNM
- MS=D910F57D9AF808651EA0DE17D55EB6B84C04A887
- SPFv=spf1 include:spf.protection.outlook.com include:spfa.mailendo.com -all
- apple-domain-verification=Te1Vr48kNJvckyCy
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