Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ksv-koblenz.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 16:11:43 UTC · ↺ Refresh
MX Hostnames
- ksvkoblenz-de0i.mail.protection.outlook.com
MX Priorities
- ksvkoblenz-de0i.mail.protection.outlook.com: 5
A / AAAA Records
- 185.244.167.190 (no PTR)
Mail Server IPs
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.lumaserv.eu hostmaster.ksv-koblenz.de 2023030669 43200 7200 1209600 300
Primary NS (mname)
ns1.lumaserv.eu
Admin Email (rname)
hostmaster@ksv-koblenz.de
Serial
2023030669
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns1.lumaserv.eu
ns2.lumaserv.eu
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com ip4:62.156.169.99 ip4:185.244.167.190 ip4:185.244.167.195 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
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
5 records- _sv842ciax23eesfs566gg6wfg3m7xw5
- _acme-challenge.vw.ksv-koblenz.de
- apple-domain-verification=U7ly6UNsiDg7rMQc
- swisssign-check=2Pkgyw9wRTkl7qIYGqMzl4R9V8k
- SPFv=spf1 mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com ip4:62.156.169.99 ip4:185.244.167.190 ip4:185.244.167.195 -all
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