Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bestpresales.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 03:21:44 UTC · ↺ Refresh
MX Hostnames
- mail.bestpresales.com
MX Priorities
- mail.bestpresales.com: 10
A / AAAA Records
- 104.21.96.3 (no PTR)
- 172.67.150.25 (no PTR)
- 2606:4700:3032::ac43:9619 (no PTR)
- 2606:4700:3032::6815:6003 (no PTR)
Mail Server IPs
- 88.99.73.188 ↩ static.188.73.99.88.clients.your-server.de
SOA Record
Raw SOA
cris.ns.cloudflare.com dns.cloudflare.com 2398929220 10000 2400 604800 1800
Primary NS (mname)
cris.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398929220
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
margot.ns.cloudflare.com
cris.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:88.99.73.188 a:bestpresales.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- SPFv=spf1 a mx ip4:88.99.73.188 a:bestpresales.com -all
- google-site-verification=1zdKeGmJlFc54TBdTp9dawL_raGgqoHHKcvqEFuvvfY
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
See demo & docs
Deep verification
Full email verification for bestpresales.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits