Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alagoinhastelecom.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 22:14:29 UTC · ↺ Refresh
MX Hostnames
- mail.alagoinhastelecom.com.br
MX Priorities
- mail.alagoinhastelecom.com.br: 10
A / AAAA Records
- 45.239.4.12 ↩ mail.alagoinhastelecom.com.br
- 2804:4fc8:4::12 ↩ alagoinhastelecom.psi.br
Mail Server IPs
- 45.239.4.12 ↩ mail.alagoinhastelecom.com.br
- 2804:4fc8:4::12 ↩ alagoinhastelecom.psi.br
SOA Record
Raw SOA
ns1.alagoinhastelecom.com.br gerencia.alagoinhastelecom.com.br 2026021311 10800 3600 2419200 300
Primary NS (mname)
ns1.alagoinhastelecom.com.br
Admin Email (rname)
gerencia@alagoinhastelecom.com.br
Serial
2026021311
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2.alagoinhastelecom.com.br
ns1.alagoinhastelecom.com.br
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; adkim=r; aspf=r; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
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
1 record- SPFv=spf1 a mx -all
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