Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
osa-muenchen.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 07:27:12 UTC · ↺ Refresh
MX Hostnames
- osamuenchen-de0i.mail.protection.outlook.com
MX Priorities
- osamuenchen-de0i.mail.protection.outlook.com: 10
A / AAAA Records
- 81.169.145.64 ↩ w00.rzone.de
- 2a01:238:20a:202:1064:: ↩ w00.rzone.de
Mail Server IPs
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
shades19.rzone.de hostmaster.strato-rz.de 2020050931 86400 7200 604800 300
Primary NS (mname)
shades19.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020050931
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
docks08.rzone.de
shades19.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
7 records- hes=1b264d9f66c5db4c1f25cb80c979b951
- autodesk-domain-verification=T6Snw6MhQwzN7fpCH3kD
- rhino_accounts=4e68cbc568c657dec4de6012bfbaf25f
- google-site-verification=pCWT9F1qKTE9Cjk3i_sksquYplqwWLEcgnuMguZc_pw
- SPFv=spf1 include:spf.protection.outlook.com -all
- apple-domain-verification=CYUkkj7R1VAZqcBm
- MS=ms44841828
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