Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
zwecon.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-12 00:13:09 UTC · ↺ Refresh
MX Hostnames
- mail.ommail.ch
MX Priorities
- mail.ommail.ch: 10
A / AAAA Records
- 157.90.88.146 ↩ rlx8.loginserver.ch
Mail Server IPs
- 62.12.150.236 ↩ mail.ommail.ch
SOA Record
Raw SOA
ns01.ominformatics.com support.ossystems.ch 2021120401 10800 3600 777600 3600
Primary NS (mname)
ns01.ominformatics.com
Admin Email (rname)
support@ossystems.ch
Serial
2021120401
Refresh
10800s
Retry
3600s
Expire
777600s
Minimum TTL
3600s
Nameservers (NS)
ns01.ominformatics.com
ns02.ossystems.ch
SPF Record
✓ Strict (-all)
v=spf1 mx:mail.ommail.ch ip4:62.12.150.236 -all
📊 DNS lookups: 1/10
✓ 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:mail.ommail.ch ip4:62.12.150.236 -all
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