Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cooltec.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 06:17:47 UTC · ↺ Refresh
MX Hostnames
- mx2.hostinger.com
- mx1.hostinger.com
MX Priorities
- mx2.hostinger.com: 10
- mx1.hostinger.com: 5
A / AAAA Records
- 88.223.87.250 ↩ 88-223-87-250.init.lt
- 147.79.79.149 (no PTR)
- 2a02:4780:4b:b127:ba8f:6381:336:4d8f (no PTR)
- 2a02:4780:4c:4774:c695:2f7c:f975:c042 (no PTR)
Mail Server IPs
- 172.65.182.103 (no PTR)
- 2606:4700:90::c1f8:f874:2386:b61f (no PTR)
SOA Record
Raw SOA
ns1.dns-parking.com dns.hostinger.com 2026032601 10000 2400 604800 600
Primary NS (mname)
ns1.dns-parking.com
Admin Email (rname)
dns@hostinger.com
Serial
2026032601
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns2.dns-parking.com
ns1.dns-parking.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.mail.hostinger.com include:_spf.rdstation.com.br include:sendgrid.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 include:_spf.mail.hostinger.com include:_spf.rdstation.com.br include:sendgrid.net ~all
Full email verification for cooltec.com.br
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