Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
maestra.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 00:04:20 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt4.aspmx.l.google.com: 10
- alt3.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 23.236.62.147
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c19::1a ↩ bk-in-f26.1e100.net
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
a.sec.dns.br hostmaster.registro.br 2026081000 345600 900 604800 900
Primary NS (mname)
a.sec.dns.br
Admin Email (rname)
hostmaster@registro.br
Serial
2026081000
Refresh
345600s
Retry
900s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
b.sec.dns.br
a.sec.dns.br
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:208.185.229.45 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100; aspf=r; adkim=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=1E436A32A52AAD3C3EA74E553C6BE0537B1396A9
- SPFv=spf1 ip4:208.185.229.45 include:_spf.google.com ~all
- google-site-verification=zpNqXX-ZMoNCKovJqj4EkNzvyLfPmUOp3BN47K8238s
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