Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
claas-sob.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 01:33:36 UTC · ↺ Refresh
MX Hostnames
- claassob-de01c.mail.protection.outlook.com
MX Priorities
- claassob-de01c.mail.protection.outlook.com: 0
A / AAAA Records
- 91.239.177.167 (no PTR)
Mail Server IPs
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.ri-solution.com hostmaster.iesa.baywa.de 2025111803 21600 3600 3600000 3600
Primary NS (mname)
ns1.ri-solution.com
Admin Email (rname)
hostmaster@iesa.baywa.de
Serial
2025111803
Refresh
21600s
Retry
3600s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
ns1.ri-solution.com
ns2.ri-solution.com
ns5.ri-solution.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:194.76.180.116 ip4:194.76.176.9 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 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
3 records- MS=ms17191416
- adobe-idp-site-verification=79a619ed68d47bdacf6b67ab21ce4ac902d158333e9211218164d80fbd402868
- SPFv=spf1 a mx ip4:194.76.180.116 ip4:194.76.176.9 include:spf.protection.outlook.com -all
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