Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rapidsoft.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 03:32:10 UTC · ↺ Refresh
MX Hostnames
- rapidsoft-de.mail.protection.outlook.com
MX Priorities
- rapidsoft-de.mail.protection.outlook.com: 10
A / AAAA Records
- 89.191.68.219 ↩ newslettertools.de
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.rotzek.de do-not-reply.rapidsoft.de 2024090510 43200 7200 1209600 86400
Primary NS (mname)
dns1.rotzek.de
Admin Email (rname)
do-not-reply@rapidsoft.de
Serial
2024090510
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dns3.rotzek.de
dns1.rotzek.de
dns4.rotzek.de
dns2.rotzek.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.emailsys.net include:hostedoffice.ag ~all include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms44513745
- SPFv=spf1 include:spf.emailsys.net include:hostedoffice.ag ~all include:spf.protection.outlook.com -all
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