Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cosgn.com
Yes
✓ Yes
Zoho
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 04:25:39 UTC · ↺ Refresh
MX Hostnames
- mx.zoho.com
- mx2.zoho.com
- mx3.zoho.com
MX Priorities
- mx2.zoho.com: 20
- mx3.zoho.com: 50
- mx.zoho.com: 10
A / AAAA Records
- 172.67.170.165 (no PTR)
- 104.21.47.71 (no PTR)
- 2606:4700:3034::6815:2f47 (no PTR)
- 2606:4700:3031::ac43:aaa5 (no PTR)
Mail Server IPs
- 136.143.183.44 ↩ mx.zoho.com
- 136.143.191.44 ↩ mx3.zohomail.com
SOA Record
Raw SOA
bart.ns.cloudflare.com dns.cloudflare.com 2398940498 10000 2400 604800 1800
Primary NS (mname)
bart.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398940498
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
etta.ns.cloudflare.com
bart.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:zohomail.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:zohomail.com ~all
- zoho-verification=zb37067328.zmverify.zoho.com
- google-site-verification=ES4miCFfjE3tDLFEXDk2juLZ4ECGEccoEY_rD5z11tY
Full email verification for cosgn.com
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