Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
itemformacion.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-23 09:59:53 UTC · ↺ Refresh
MX Hostnames
- mail.itemformacion.com
MX Priorities
- mail.itemformacion.com: 10
A / AAAA Records
- 188.164.193.86 ↩ mail.itemformacion.com
Mail Server IPs
- 188.164.193.86 ↩ mail.itemformacion.com
SOA Record
Raw SOA
ns1.serviciodns.es hostmaster.serviciodns.es 2026091701 10800 3600 604800 3600
Primary NS (mname)
ns1.serviciodns.es
Admin Email (rname)
hostmaster@serviciodns.es
Serial
2026091701
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.serviciodns.es
ns3.serviciodns.es
ns1.serviciodns.es
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:188.164.193.89 ip4:91.142.213.128 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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 a mx ip4:188.164.193.89 ip4:91.142.213.128 -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 itemformacion.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits