Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
rsmdtm.hu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-10-30 05:02:36 UTC · ↺ Refresh
MX Hostnames
- mail.rsmdtm.hu
MX Priorities
- mail.rsmdtm.hu: 8
A / AAAA Records
- 91.120.235.243 ↩ web.dotindot.hu
Mail Server IPs
- 195.56.127.10 ↩ mail.rsm.hu
SOA Record
Raw SOA
ans0.telekom.hu hostmaster.gts.hu 2022080501 28800 7200 1209600 86400
Primary NS (mname)
ans0.telekom.hu
Admin Email (rname)
hostmaster@gts.hu
Serial
2022080501
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ans0.telekom.hu
ans1.telekom.hu
SPF Record
✓ Strict (-all)
v=spf1 mx:rsmdtm.hu ip4:195.56.127.10 ip4:91.120.235.243 ip4:195.70.38.172 -all
📊 DNS lookups: 1/10
✓ 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
1 record- SPFv=spf1 mx:rsmdtm.hu ip4:195.56.127.10 ip4:91.120.235.243 ip4:195.70.38.172 -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 rsmdtm.hu
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits