Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
martmerc.com
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 05:08:16 UTC · ↺ Refresh
MX Hostnames
- _dc-mx.f1253c53bdf9.martmerc.com
MX Priorities
- _dc-mx.f1253c53bdf9.martmerc.com: 0
A / AAAA Records
- 104.21.49.250 (no PTR)
- 172.67.197.216 (no PTR)
- 2606:4700:3033::ac43:c5d8 (no PTR)
- 2606:4700:3036::6815:31fa (no PTR)
Mail Server IPs
- 69.162.66.14 ↩ server.grupobet.net
SOA Record
Raw SOA
john.ns.cloudflare.com dns.cloudflare.com 2397281964 10000 2400 604800 1800
Primary NS (mname)
john.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397281964
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lorna.ns.cloudflare.com
john.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +mx +a +ip4:69.162.66.14 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +mx +a +ip4:69.162.66.14 ~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
See demo & docs
Deep verification
Full email verification for martmerc.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits