Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lehrerfachverlage.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 11:44:13 UTC · ↺ Refresh
MX Hostnames
- lehrerfachverlage-de.mail.protection.outlook.com
MX Priorities
- lehrerfachverlage-de.mail.protection.outlook.com: 0
A / AAAA Records
- 89.31.143.90 (no PTR)
Mail Server IPs
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.udag.net hostmaster.united-domains.de 2023120513 10800 3600 604800 3600
Primary NS (mname)
ns.udag.net
Admin Email (rname)
hostmaster@united-domains.de
Serial
2023120513
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.de
ns.udag.org
ns.udag.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a ip4:78.137.98.43 include:spf.protection.outlook.com include:inxserver.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- G0wEqzDhUIhRI7WOe3vGLezVMZ+TzJVL+3MOVRAUihkA9BiB4nBjSzI5GNuvT3f519+ZPpz/SwaprpLqYtzj4Q==
- +Hp0zZ50EicWU2J9NPsqQMstuEiyFB6aGhskC1yWXbHSkn4UC/ZwcCEarorpP7e4ybcCdhzSSYBB00FbWVJDjA==
- MS=ms47586699
- SPFv=spf1 a ip4:78.137.98.43 include:spf.protection.outlook.com include:inxserver.com ~all
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