Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
sera4.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 22:21:04 UTC · ↺ Refresh
MX Hostnames
- sera4-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 34.174.57.84
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
betty.ns.cloudflare.com
algin.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:3787649.spf10.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
6 records- postman-domain-verification=d1dce586499efca21dd26a2e3e1872ff7bf40ba894536176c4d2aacb4f5f4cb3b3e558e344782c8e8224d032e7ced334af62953f7989d234ca36ce9602647f5f
- SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net include:3787649.spf10.hubspotemail.net -all
- MS=ms38984582
- apple-domain-verification=VXHBjeyrRQx8Xd6C
- atlassian-domain-verification=0tN2h+/VXHz8lRRy0JCNLyenrhWiOawB2fzING6qPHC1NRTKtwSh2byVdnDxKMQ1
- hubspot-developer-verification=OGYwY2IzY2EtOWM5MS00ZTc5LTk4MjgtMWRjZjk5MTg4Yjgz
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