Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
precitec-optronik.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 17:42:27 UTC · ↺ Refresh
MX Hostnames
- precitecoptronik-de02b.mail.protection.outlook.com
MX Priorities
- precitecoptronik-de02b.mail.protection.outlook.com: 10
A / AAAA Records
- 89.31.143.90 (no PTR)
Mail Server IPs
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024120316 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024120316
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.de
ns.udag.org
ns.udag.net
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:213.144.31.135 include:spf.protection.outlook.com include:_spf.salesforce.com -all
📊 DNS lookups: 4/10
✓ 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
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._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
6 records- sending_domain1067622=75f2680c829ede9231da21788d02a58ace54fef094d410cb8035c8092f671e26
- apple-domain-verification=Yn8vi5wAoUNBVFqO
- atlassian-domain-verification=yRjCdmbBOez9Spy68Wh9cjdKNjEmzy4TLVRYGhmUI7/22OzebF2JWFrJWBrQJzQ7
- SPFv=spf1 a mx ip4:213.144.31.135 include:spf.protection.outlook.com include:_spf.salesforce.com -all
- MS=ms76780212
- pardot1067622=bdd4dbb1770e3b112195a9835b9d086e9fd6231bd9d0b961eaa50a332ce0b640
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