Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rsoft.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 00:30:05 UTC · ↺ Refresh
MX Hostnames
- mx3.mas.t-systems-service.com
- mx1.mas.t-systems-service.com
- mx2.mas.t-systems-service.com
MX Priorities
- mx2.mas.t-systems-service.com: 20
- mx1.mas.t-systems-service.com: 10
- mx3.mas.t-systems-service.com: 30
A / AAAA Records
- 92.205.196.141 ↩ sh22958.ispgateway.de
- 2a00:116a:106:c510:: ↩ sh22958.ispgateway.de
Mail Server IPs
- 46.29.101.2 ↩ muc-mta02.mas.t-systems-service.com
- 217.150.155.10 ↩ mgb-mta01.mas.t-systems-service.com
- 217.150.155.12 ↩ mgb-mta02.mas.t-systems-service.com
- 46.29.101.1 ↩ muc-mta01.mas.t-systems-service.com
- 94.100.254.155 ↩ ffm-mta01.mas.t-systems-service.com
SOA Record
Raw SOA
ns81.domaincontrol.com dns.jomax.net 2025120903 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025120903
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns82.domaincontrol.com
ns81.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx a include:ispgateway.de a:spf.mas.t-systems-service.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a include:ispgateway.de a:spf.mas.t-systems-service.com -all
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