Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
kffmed.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 02:22:47 UTC · ↺ Refresh
MX Hostnames
- kffmed.com
MX Priorities
- kffmed.com: 0
A / AAAA Records
- 144.217.184.166 ↩ 166rev9.intermedia.net.ar
Mail Server IPs
- 144.217.184.166 ↩ 166rev9.intermedia.net.ar
SOA Record
Raw SOA
ns1.intermediasp.com sistemas.intermediasp.com 2025091400 3600 7200 1209600 86400
Primary NS (mname)
ns1.intermediasp.com
Admin Email (rname)
sistemas@intermediasp.com
Serial
2025091400
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.intermediasp.com
ns3.intermediasp.com
ns2.intermediasp.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:149.56.221.0 +ip4:144.217.184.166 +ip4:144.217.184.173 +ip4:149.56.221.1 +ip4:192.99.235.103 +ipv4:144.217.184.173 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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
✓ 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
2 records- google-site-verification=OEJ1vd7roDR1sgHfIDbmEHnuJA7LW5I5cm0C5D0S6NE
- SPFv=spf1 +a +mx +ip4:149.56.221.0 +ip4:144.217.184.166 +ip4:144.217.184.173 +ip4:149.56.221.1 +ip4:192.99.235.103 +ipv4:144.217.184.173 ~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 kffmed.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits