Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gurusistemas.com
Yes
✓ Yes
Zoho
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 19:00:47 UTC · ↺ Refresh
MX Hostnames
- mx2.zoho.com
- mx3.zoho.com
- mx.zoho.com
MX Priorities
- mx2.zoho.com: 50
- mx.zoho.com: 10
- mx3.zoho.com: 20
A / AAAA Records
- 47.85.18.120 (no PTR)
Mail Server IPs
- 136.143.183.44 ↩ mx3.zoho.com
- 136.143.191.44 ↩ mx3.zohomail.com
SOA Record
Raw SOA
ns51.domaincontrol.com dns.jomax.net 2025090200 28800 7200 604800 3600
Primary NS (mname)
ns51.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025090200
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns52.domaincontrol.com
ns51.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:dc-8e814c8572._spfm.gurusistemas.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
5 records- SPFv=spf1 include:dc-8e814c8572._spfm.gurusistemas.com ~all
- zoho-verification=zb57517033.zmverify.zoho.com
- google-site-verification=KDi8Y7SNH1VwEVmoO3AZ8wOr8ZtSHPyIrQ5VguTI6C8
- google-site-verification=Q3588DM9xCa27jp7DwjOHiVR9Xc88bfzShV2qi56Xq0
- google-site-verification=tlWKxQvCE5cmUH5bGfOIglGyQkp-HUvNecwd7TRxPMo
Full email verification for gurusistemas.com
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