Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mca-engineering.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 08:42:35 UTC · ↺ Refresh
MX Hostnames
- mcaengineering-de0i.mail.protection.outlook.com
MX Priorities
- mcaengineering-de0i.mail.protection.outlook.com: 0
A / AAAA Records
- 104.198.14.52 ↩ 52.14.198.104.bc.googleusercontent.com
Mail Server IPs
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
SOA Record
Raw SOA
dns101.ovh.net tech.ovh.net 2024051600 86400 3600 3600000 300
Primary NS (mname)
dns101.ovh.net
Admin Email (rname)
tech@ovh.net
Serial
2024051600
Refresh
86400s
Retry
3600s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns101.ovh.net
dns101.ovh.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:smtp1.mail.completel.net a:smtp2.mail.completel.net a:smtp3.mail.completel.net a:smtp4.mail.completel.net a:smtp5.mail.completel.net -all
📊 DNS lookups: 6/10
✓ 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
✓ 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
3 records- SPFv=spf1 include:spf.protection.outlook.com a:smtp1.mail.completel.net a:smtp2.mail.completel.net a:smtp3.mail.completel.net a:smtp4.mail.completel.net a:smtp5.mail.completel.net -all
- MS=ms23240052
- y9n4f1YMEsCiSL2u6jhG69vTDaSi1zQoGD1yM2TY1YXt6lh/grX6fa+YD07+SlWd1T5h86ySqgVts5cXDEv/iQ==
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