reliable-mechanical.com

Valid Email Server
Domain Lookup › reliable-mechanical.com

Domain Overview

DNS: ✓ 2d ago Checker: ✓ 2d ago
reliable-mechanical.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-18 15:56:16 UTC · ↺ Refresh

MX Hostnames

  • d308065a.ess.barracudanetworks.com
  • d308065b.ess.barracudanetworks.com

MX Priorities

  • d308065a.ess.barracudanetworks.com: 0
  • d308065b.ess.barracudanetworks.com: 10

A / AAAA Records

  • 104.21.22.77 (no PTR)
  • 172.67.203.116 (no PTR)
  • 2606:4700:3035::ac43:cb74 (no PTR)
  • 2606:4700:3033::6815:164d (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 alexia.ns.cloudflare.com dns.cloudflare.com 2401392931 10000 2400 604800 1800
Primary NS (mname)
alexia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2401392931
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

hugh.ns.cloudflare.com
alexia.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:192.241.52.154/29 ip4:192.241.60.146/29 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

2 records
  • SPFv=spf1 ip4:192.241.52.154/29 ip4:192.241.60.146/29 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all
  • msj420duo44r2pvuva4gtcd5rg
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