Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
catering.sk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 01:48:33 UTC · ↺ Refresh
MX Hostnames
- mx10.websupport.sk
- mx20.websupport.sk
MX Priorities
- mx20.websupport.sk: 100
- mx10.websupport.sk: 10
A / AAAA Records
- 37.9.175.196 ↩ ing.r6.websupport.sk
- 2a00:4b40:aaaa:2009::6 (no PTR)
Mail Server IPs
- 45.13.137.109 ↩ m1-u5-mx.websupport.sk
- 2a00:4b40:aaaa:2101:45:13:137:109 ↩ mx20.websupport.sk
- 45.13.137.110 ↩ m1-u6-mx.websupport.sk
- 2a00:4b40:aaaa:2101:45:13:137:110 ↩ mx10.websupport.sk
SOA Record
Raw SOA
ns1.websupport.sk admin.websupport.sk 1770531415 7200 2048 1048576 2560
Primary NS (mname)
ns1.websupport.sk
Admin Email (rname)
admin@websupport.sk
Serial
1770531415
Refresh
7200s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns2.websupport.sk
ns3.websupport.sk
ns1.websupport.sk
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:_spf.m1.websupport.sk ?all
📊 DNS lookups: 3/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; fo=1; ri=86400;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=nv4tcvqYOcmrHB3W4Q8GErHFpWCAEoO2Ml_0coXwwKg
- SPFv=spf1 a mx include:_spf.m1.websupport.sk ?all
- spf2.0/pra a mx include:_sid.m1.websupport.sk ?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 catering.sk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits