Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rotronic.de
Yes
✓ Yes
Symantec
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 09:16:35 UTC · ↺ Refresh
MX Hostnames
- cluster5.eu.messagelabs.com
- cluster5a.eu.messagelabs.com
MX Priorities
- cluster5a.eu.messagelabs.com: 20
- cluster5.eu.messagelabs.com: 10
A / AAAA Records
- 92.205.89.188 (no PTR)
Mail Server IPs
- 34.91.159.228 ↩ 228.159.91.34.bc.googleusercontent.com
- 195.245.231.69 ↩ mail874.messagelabs.com
- 195.245.230.202 ↩ mail860.messagelabs.com
- 195.245.230.201 ↩ mail859.messagelabs.com
- 195.245.231.72 ↩ mail876.messagelabs.com
- 195.245.230.200 ↩ mail858.messagelabs.com
- 85.158.142.210 ↩ mail834.messagelabs.com
- 85.158.142.214 ↩ mail838.messagelabs.com
- 85.158.142.215 ↩ mail839.messagelabs.com
SOA Record
Raw SOA
ns1.netnames.net hostmaster.cscdns.net 2018080117 10800 1800 3600000 86400
Primary NS (mname)
ns1.netnames.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2018080117
Refresh
10800s
Retry
1800s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns5.netnames.net
ns6.netnames.net
ns1.netnames.net
ns2.netnames.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:91.212.117.4 ip4:52.164.201.104 include:spf.messagelabs.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ 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
7 records- SPFv=spf1 ip4:91.212.117.4 ip4:52.164.201.104 include:spf.messagelabs.com include:spf.protection.outlook.com -all
- M0I0C62811
- MS=ms61303708
- MS=ms83353199
- 8dksp7kq5u9blu1nea6sg7adai
- opf1oohaavsehab0iipq743krp
- u5hvrllu0396pm29o43031fgan
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