Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dmflog.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 00:33:22 UTC · ↺ Refresh
MX Hostnames
- mx-ha.skymail.net.br
MX Priorities
- mx-ha.skymail.net.br: 1
A / AAAA Records
- 200.187.67.208 (no PTR)
Mail Server IPs
- 168.0.133.10 ↩ mx-ha.skymail.net.br
SOA Record
Raw SOA
d.sec.dns.br hostmaster.registro.br 2026069000 345600 900 604800 900
Primary NS (mname)
d.sec.dns.br
Admin Email (rname)
hostmaster@registro.br
Serial
2026069000
Refresh
345600s
Retry
900s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
f.sec.dns.br
d.sec.dns.br
SPF Record
✓ Strict (-all)
v=spf1 include:servers.mcsv.net include:spf.idc2.mandic.com.br include:spf.skymail.net.br -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:servers.mcsv.net include:spf.idc2.mandic.com.br include:spf.skymail.net.br -all
- MS=ms10010848
- 8t9slgccmo28immg9h6s8rhjde
- p82m1gavo0nis9e6oi3fap8aio
- google-site-verification=PD_bH7jObuySp8juE0ayispPQvH6G9oTVQHDsTevlKA
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 dmflog.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits