Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
beaconschool.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 18:49:51 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 45.14.88.157 (no PTR)
Mail Server IPs
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 192.178.218.26 ↩ yuiadtq-in-f26.1e100.net
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 142.251.179.26 ↩ pd-in-f26.1e100.net
- 64.233.180.27 ↩ pe-in-f27.1e100.net
- 2607:f8b0:4004:c1f::1b ↩ pd-in-f27.1e100.net
- 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
- 2607:f8b0:4004:c25::1a ↩ yuiadtq-in-f26.1e100.net
- 2607:f8b0:4004:c25::1b ↩ yuiadtq-in-f27.1e100.net
SOA Record
Raw SOA
e.sec.dns.br hostmaster.registro.br 2026079000 86400 900 604800 900
Primary NS (mname)
e.sec.dns.br
Admin Email (rname)
hostmaster@registro.br
Serial
2026079000
Refresh
86400s
Retry
900s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
f.sec.dns.br
e.sec.dns.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.rdstation.com.br include:sendgrid.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 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
2 records- SPFv=spf1 include:_spf.rdstation.com.br include:sendgrid.net ~all
- SPFv=spf1 a mx include:_spf.google.com ~all
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