Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
altec-ag.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-10 21:30:13 UTC · ↺ Refresh
MX Hostnames
- mr.altec-ag.ch
MX Priorities
- mr.altec-ag.ch: 10
A / AAAA Records
- 116.202.203.174 ↩ lx12.hoststar.hosting
Mail Server IPs
- 81.92.97.154 ↩ mr.altec-ag.ch
SOA Record
Raw SOA
ns1.hoststar.hosting hostmaster.altec-ag.ch 2026090301 10800 3600 1209600 3600
Primary NS (mname)
ns1.hoststar.hosting
Admin Email (rname)
hostmaster@altec-ag.ch
Serial
2026090301
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.hoststar.hosting
ns2.hoststar.hosting
SPF Record
✓ Strict (-all)
v=spf1 mx 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
6 records- duo_sso_verification=CiORsPGnVtZqnRl0QpJ7EgBLWPE9TylITlQzMN6g7kiejVAlPTojIWDYa5NH15ne
- _74ahjdubufc8rhbep8qsvi2nzzld6dj
- MS=ms73415851
- 28cqw1jk77rj11r58r1xxfvtb6xzgzc2
- QNDLSKZQBZ8XOUWUG58W79ZYDF4C8B5KUYZKS5TZ
- SPFv=spf1 mx include:spf.protection.outlook.com -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 altec-ag.ch
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits