Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
quadriga-hochschule.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 23:23:16 UTC · ↺ Refresh
MX Hostnames
- quadrigahochschule-com02b.mail.protection.outlook.com
MX Priorities
- quadrigahochschule-com02b.mail.protection.outlook.com: 0
A / AAAA Records
- 78.47.139.143 ↩ dedi2695.your-server.de
Mail Server IPs
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.your-server.de postmaster.your-server.de 2026022700 86400 10800 3600000 7200
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026022700
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
7200s
Nameservers (NS)
ns3.second-ns.de
ns1.your-server.de
ns.second-ns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_spf.quadriga.eu
📊 DNS lookups: 1/10
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=none;pct=20;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 20% of failing messages only
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=ms17625216
- google-site-verification=5q-EowUNpEBWS_9aP6vJ1qWa2NalvJ4vCptt0rV__pc
- SPFv=spf1 redirect=_spf.quadriga.eu
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