flexsys.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
flexsys.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 05:59:23 UTC · ↺ Refresh

MX Hostnames

  • flexsys-com.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 104.26.12.205
  • 104.26.13.205
  • 172.67.74.152
  • 2606:4700:20::681a:ccd
  • 2606:4700:20::ac43:4a98
  • 2606:4700:20::681a:dcd

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

tess.ns.cloudflare.com
jay.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 +ip4:199.190.10.132/30 +ip4:199.190.11.132/30 +ip4:199.190.14.10/31 mx include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
  • adobe-idp-site-verification=4418bd9bfc7c84bba9585bed98d647eaab11ccf73fb654722addc2b9118bdb35
  • smartsheet-site-validation=7kB4UvvzLDLoxB_jO3PiLIY-1e0835fC
  • DKIMv=dkim1; p=
  • SPFv=spf1 +ip4:199.190.10.132/30 +ip4:199.190.11.132/30 +ip4:199.190.14.10/31 mx include:spf.protection.outlook.com -all
  • MS=ms23888565
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