Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kontext-e.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 16:42:36 UTC · ↺ Refresh
MX Hostnames
- kontexte-de01i.mail.protection.outlook.com
MX Priorities
- kontexte-de01i.mail.protection.outlook.com: 0
A / AAAA Records
- 85.13.154.1 ↩ dd37400.kasserver.com
Mail Server IPs
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:217.91.107.147 include:ispgateway.de ip4:80.67.31.0/24 include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0:1:d:s;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._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
5 records- SPFv=spf1 mx a ip4:217.91.107.147 include:ispgateway.de ip4:80.67.31.0/24 include:spf.protection.outlook.com -all
- mscid=pVAcApXBzkpdGLpLo5vDl7K1kRZ4iNMu9Zi67jlowOkLLFbA+Vq4sg0yjGVd8flJwpWDcoh9k8Qq9GEx3zxzUA==
- google-site-verification=K_-1YyVPgdxVwKr6a32N1jAKTc5aQ5EakIyF5k9Yznc
- atlassian-domain-verification=ebNuueraJGnohQYi4Pa53VeNaAqwGeXMv0GKSocI5opiDrLglensvO9IhQOnGsCz
- gradle-verification=6LOK9QVDRVIN46QF3URI63JEC6236
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