csi.com

Valid Email Server
Domain Lookup › csi.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
csi.com
Yes
✓ Yes
Yahoo
No
Yes
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 00:15:09 UTC · ↺ Refresh

MX Hostnames

  • mx-aol.mail.gm0.yahoodns.net

MX Priorities

No priority data.

A / AAAA Records

  • 44.217.250.76
  • 54.221.195.48
  • 52.200.32.35

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns-154.awsdns-19.com
ns-1768.awsdns-29.co.uk
ns-580.awsdns-08.net
ns-1081.awsdns-07.org

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=_spf.mail.yahoo.com
📊 DNS lookups: 1/10

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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

1 record
  • SPFv=spf1 redirect=_spf.mail.yahoo.com
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