Domain Overview
DNS: ✓ 9d ago
Checker: ✓ 9d ago
telefonumfrage.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-12 22:15:24 UTC · ↺ Refresh
MX Hostnames
- idmx.interdesk.ch
MX Priorities
- idmx.interdesk.ch: 10
A / AAAA Records
- 195.64.139.6 ↩ id-lnx1.interdesk.ch
Mail Server IPs
- 195.64.139.21 ↩ idmx.interdesk.ch
SOA Record
Raw SOA
ns.interdesk.ch hostmaster.interdesk.ch 2013092702 28800 7200 1209600 86400
Primary NS (mname)
ns.interdesk.ch
Admin Email (rname)
hostmaster@interdesk.ch
Serial
2013092702
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.interdesk.ch
ns.interdesk.ch
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:195.64.138.0/23 ptr a:mail.interdesk.ch a:idmx.interdesk.ch a:scan02.globalmx.ch a:smtp.globalmx.ch ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate 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 ip4:195.64.138.0/23 ptr a:mail.interdesk.ch a:idmx.interdesk.ch a:scan02.globalmx.ch a:smtp.globalmx.ch ~all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for telefonumfrage.ch
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits