Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
viewbuster.ru
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-06 05:45:14 UTC · ↺ Refresh
MX Hostnames
- email.chatgpt.org.uk
MX Priorities
- email.chatgpt.org.uk: 10
A / AAAA Records
- 217.168.247.58 (no PTR)
Mail Server IPs
- 158.101.127.66 (no PTR)
SOA Record
Raw SOA
a.ns.selectel.ru support.selectel.ru 2026051801 10800 3600 604800 60
Primary NS (mname)
a.ns.selectel.ru
Admin Email (rname)
support@selectel.ru
Serial
2026051801
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
60s
Nameservers (NS)
b.ns.selectel.ru
a.ns.selectel.ru
d.ns.selectel.ru
c.ns.selectel.ru
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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
No TXT records found.
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 viewbuster.ru
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits