classiccontrols.com

Valid Email Server
Domain Lookup › classiccontrols.com

Domain Overview

DNS: ✓ 1d ago Checker: ✓ 1d ago
classiccontrols.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-19 14:16:24 UTC · ↺ Refresh

MX Hostnames

  • d309598a.ess.barracudanetworks.com
  • d309598b.ess.barracudanetworks.com

MX Priorities

  • d309598a.ess.barracudanetworks.com: 10
  • d309598b.ess.barracudanetworks.com: 20

A / AAAA Records

  • 104.26.9.41 (no PTR)
  • 104.26.8.41 (no PTR)
  • 172.67.71.112 (no PTR)
  • 2606:4700:20::681a:829 (no PTR)
  • 2606:4700:20::681a:929 (no PTR)
  • 2606:4700:20::ac43:4770 (no PTR)

Mail Server IPs

  • 209.222.82.255 ↩ mail.ess.barracuda.com
  • 209.222.82.253 ↩ mail.ess.barracuda.com
  • 209.222.82.252 ↩ mail.ess.barracuda.com

SOA Record

Raw SOA julian.ns.cloudflare.com dns.cloudflare.com 2402893846 10000 2400 604800 1800
Primary NS (mname)
julian.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2402893846
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

julian.ns.cloudflare.com
noor.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:67.79.140.52 ip4:67.79.140.53 ip4:97.76.63.148 ip4:97.76.63.149 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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

4 records
  • 81N5IS36LPNP4DDNOBLN4Q0QC7
  • MS=ms37300225
  • google-site-verification=4mp7Pyg4lxuGbYB2WZPCan_6ipU_dNrR_1fiNI2i18w
  • SPFv=spf1 mx ip4:67.79.140.52 ip4:67.79.140.53 ip4:97.76.63.148 ip4:97.76.63.149 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
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