Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hoermann-kn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 14:34:34 UTC · ↺ Refresh
MX Hostnames
- relay.rzone.de
- mx-in02.eu.retarus.com
MX Priorities
- relay.rzone.de: 100
- mx-in02.eu.retarus.com: 10
A / AAAA Records
- 195.30.124.241 ↩ web01.hr5.spacenet.de
Mail Server IPs
- 81.169.145.96 ↩ relay.rzone.de
- 94.199.89.39 ↩ mx-in02.eu.retarus.com
SOA Record
Raw SOA
docks03.rzone.de hostmaster.strato-rz.de 2020050791 86400 7200 604800 300
Primary NS (mname)
docks03.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020050791
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
docks03.rzone.de
shades17.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.retarus.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
6 records- SPFv=spf1 include:_spf.retarus.com include:spf.protection.outlook.com -all
- atlassian-domain-verification=EakaDql5rhO1NTEvPpBpBAwaZvEaWJsafruqnm6AW3BnzlpXENItDrR1WUftMs4v
- MS=ms58794644
- cisco-ci-domain-verification=476a703ce39dd88493841a91556f4da344b3dcd4843f93a4800449032430408b
- atlassian-sending-domain-verification=041e8f8d-038c-4334-8769-038b09ad2284
- MS=ms92104628
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