Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kahrs-gmbh.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 19:17:23 UTC · ↺ Refresh
MX Hostnames
- kahrsgmbh-de01c.mail.protection.outlook.com
MX Priorities
- kahrsgmbh-de01c.mail.protection.outlook.com: 5
A / AAAA Records
- 195.201.233.42 ↩ web21.webcustoms-it.de
- 2a01:4f8:1c17:6203::1 ↩ web21.webcustoms-it.de
Mail Server IPs
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
nyx.webcustoms-it.de hostmaster.kahrs-gmbh.de 2026040203 86400 7200 2592000 3600
Primary NS (mname)
nyx.webcustoms-it.de
Admin Email (rname)
hostmaster@kahrs-gmbh.de
Serial
2026040203
Refresh
86400s
Retry
7200s
Expire
2592000s
Minimum TTL
3600s
Nameservers (NS)
ns1.first-ns.de
robotns2.second-ns.de
robotns3.second-ns.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spfa.kahrs-gmbh.de include:spfb.kahrs-gmbh.de include:spf.protection.outlook.de ip4:78.47.222.222 ip4:193.203.3.176/29 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; ri=86400; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
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
5 records- apple-domain-verification=C3HLovsaSkzm05Fu
- anthropic-domain-verification-hb0a4h=WljFQw4YT74RvKmKbY3IXF1RW
- google-site-verification=-Zowk4mrt_1R0kPYt8qFDs33cwF3iWLCkffK-9bxU-Q
- HYsYGOWQlw+2b9ozq8CFFEDXSVCsGI8blv1UqqPdbW8trUmDS9mx8HKvR1V75iSSmo/dBbhDk3ORmvs19BKnbQ==
- SPFv=spf1 mx include:spfa.kahrs-gmbh.de include:spfb.kahrs-gmbh.de include:spf.protection.outlook.de ip4:78.47.222.222 ip4:193.203.3.176/29 -all
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