Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
osirnet.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 14:30:14 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 10
A / AAAA Records
- 191.5.216.202 ↩ ygo.staging.osirnet.com.br
Mail Server IPs
- 142.251.167.26 ↩ ww-in-f26.1e100.net
- 2607:f8b0:4004:c17::1a ↩ bl-in-f26.1e100.net
SOA Record
Raw SOA
dns1.osir.net.br root.osirnet.com.br 2026031102 7200 3600 1209600 180
Primary NS (mname)
dns1.osir.net.br
Admin Email (rname)
root@osirnet.com.br
Serial
2026031102
Refresh
7200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
dns2.osir.net.br
dns1.osir.net.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:_spf.rdstation.com.br include:sendgrid.net include:spf.mandrillapp.com include:servers.mcsv.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
~ 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: 216 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
1 record- SPFv=spf1 include:_spf.google.com include:_spf.rdstation.com.br include:sendgrid.net include:spf.mandrillapp.com include:servers.mcsv.net ~all
Full email verification for osirnet.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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