Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
zonsdevelopment.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 00:00:31 UTC · ↺ Refresh
MX Hostnames
- zonsdevelopment-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 162.241.226.133
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns1.computronhosting.com
ns2.computronhosting.com
ns3.computronhosting.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:38.75.229.12 ip4:172.109.187.80 include:spf.protection.outlook.com include:_spf_useast2.prod.hydra.sophos.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms30270231
- SPFv=spf1 ip4:38.75.229.12 ip4:172.109.187.80 include:spf.protection.outlook.com include:_spf_useast2.prod.hydra.sophos.com -all
- MS=ms30270231
- SPFv=spf1 a mx ~all
- sophos-domain-verification=e5b42262397e70554ec9b61387d2d9e74997f5c5
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