Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
discovereducation.com.br
Yes
✓ Yes
Zoho
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 06:29:59 UTC · ↺ Refresh
MX Hostnames
- mx2.zoho.com
- mx3.zoho.com
- mx.zoho.com
MX Priorities
- mx3.zoho.com: 50
- mx2.zoho.com: 20
- mx.zoho.com: 10
A / AAAA Records
- 191.252.83.195 (no PTR)
Mail Server IPs
- 136.143.191.44 ↩ mx2.zohomail.com
- 136.143.183.44 ↩ mx.zoho.com
SOA Record
Raw SOA
ns1.locaweb.com.br hostmaster.locaweb.com.br 2022060801 3600 600 1209600 3600
Primary NS (mname)
ns1.locaweb.com.br
Admin Email (rname)
hostmaster@locaweb.com.br
Serial
2022060801
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.locaweb.com.br
ns3.locaweb.com.br
ns1.locaweb.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:zoho.com ~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
✓ 1 found
default._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
1 record- SPFv=spf1 include:zoho.com ~all
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