Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
linear.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 03:22:42 UTC · ↺ Refresh
MX Hostnames
- mx.claramail.com.br
MX Priorities
- mx.claramail.com.br: 0
A / AAAA Records
- 187.191.113.137 (no PTR)
Mail Server IPs
- 168.0.133.10 ↩ mx-ha.skymail.net.br
SOA Record
Raw SOA
ns1.skymail.net.br hostmaster.linear.com.br 2026031102 7200 900 1209600 86400
Primary NS (mname)
ns1.skymail.net.br
Admin Email (rname)
hostmaster@linear.com.br
Serial
2026031102
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.mandic.com.br
ns3.mandic.com.br
ns1.mandic.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.claramail.com.br ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms28671792
- SPFv=spf1 include:spf.claramail.com.br ~all
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