Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oi.net.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 13:30:37 UTC · ↺ Refresh
MX Hostnames
- smtp.oi.net.br
MX Priorities
- smtp.oi.net.br: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 200.223.247.176 ↩ smtp.oi.net.br
- 200.223.247.173 ↩ smtp.oi.net.br
- 187.6.211.143 ↩ smtp.oi.net.br
- 200.223.247.177 ↩ smtp.oi.net.br
- 187.6.211.145 ↩ smtp.oi.net.br
- 187.6.211.144 ↩ smtp.oi.net.br
SOA Record
Raw SOA
venus.telemar.com.br root.oi.net.br 2008073438 300 600 604800 3600
Primary NS (mname)
venus.telemar.com.br
Admin Email (rname)
root@oi.net.br
Serial
2008073438
Refresh
300s
Retry
600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
venus.oi.net.br
ns01.oi.net.br
SPF Record
✓ Soft Fail (~all)
v=spf1 a:smtp.oi.net.br mx:smtp.oi.net.br include:spf.protection.outlook.com ~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]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- AYpebps9pNJlU885/LVEPIT3I8V7kNReg9JMyrp9DBIHRneADD/C7SyoSdNzZLl3rq6hiPKFSzXLQ6gc4a4e6Q==
- _globalsign-domain-verification=06CWkdLmaJjINrBMIoaTZ486syhAmP497vh1bmGauO
- google-site-verification=wnuGsvpkKtBb2MHNeamhxzOvWLfBVjsaDuSnIN9Q42Q
- TPh+G2F3znE98EiLaj5W5jIOJPHMHgKCXDTDjyNNl+o=
- google-gws-recovery-domain-verification=49486783
- _globalsign-domain-verification=8nxaJPcHQbnvXpaxtaYHddZS-PPJaQIQWJbhn-bJDf
- we0qJK2QIXxHD6ziuWagWVk5opndIAU8nn9JlDcs5EWEUg8JAHXJkLVvPcKrhI1Tf+utCxSzDlk8Gf1/2xSh2A==
- SPFv=spf1 a:smtp.oi.net.br mx:smtp.oi.net.br include:spf.protection.outlook.com ~all
- MS=AA8F100C0D453DE578E1A511C56550CC27DD7F80
- MS=ms99994783
- atlassian-domain-verification=qaWuvOn3qYbNBoO5ie/W4S/dYzjQShD4I/SAQipGXf6tkFUVRrOusKHNTanGLOqm
- google-site-verification=9coSlpZSpn9j38VUQi4eDHLS9IrrU880GZA0VNLk7rc
Full email verification for oi.net.br
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