Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
knirsch-hv.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 13:59:59 UTC · ↺ Refresh
MX Hostnames
- knirschhv-de01i.mail.protection.outlook.com
MX Priorities
- knirschhv-de01i.mail.protection.outlook.com: 20
A / AAAA Records
- 85.13.134.92 ↩ dd12012.kasserver.com
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
docks20.rzone.de hostmaster.strato-rz.de 2020052358 86400 7200 604800 300
Primary NS (mname)
docks20.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020052358
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades09.rzone.de
docks20.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.strato.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → 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
4 records- box-domain-verification=121c836d55538b18bb7c890f81c4712bde99eb9400ab5024533b7f39f5bcd972
- apple-domain-verification=ctCBqTJ8N3iE2e0T
- SPFv=spf1 include:_spf.strato.com include:spf.protection.outlook.com -all
- google-site-verification=sba_JQM9uSgg2MaZg4nGXlmkOBpBMDkMuNpgehqu0YY
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