steren.com.mx

Valid Email Server
Domain Lookup › steren.com.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
steren.com.mx
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-20 21:13:26 UTC · ↺ Refresh

MX Hostnames

  • d342910a.ess.barracudanetworks.com
  • d342910b.ess.barracudanetworks.com

MX Priorities

  • d342910b.ess.barracudanetworks.com: 20
  • d342910a.ess.barracudanetworks.com: 10

A / AAAA Records

  • 104.18.15.101 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA ns59.domaincontrol.com dns.jomax.net 2025112601 3600 7200 604800 600
Primary NS (mname)
ns59.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025112601
Refresh
3600s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns59.domaincontrol.com
ns60.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:201.131.101.10/32 a:correo.steren.com.mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.mandrillapp.com -all
📊 DNS lookups: 5/10
✓ 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

13 records
  • google-site-verification=a6u_X2TltQ45yrKit7DPLYaduCb--ATZeqtkN1lN9fo
  • MS=ms71450838
  • i8v25nc71b6p87nar21490sqs8
  • vYDihwk7ZnU10jhgNPfijzpcIPc7C5p95+1X8W5BGsvIH/PtQR7HDnBZLLZiAtlL5hAGhFuGrJ4x4fMJr2R0Lw==
  • _bejt4yf9m0do2z2bo546uz6k92h0pmk
  • SPFv=spf1 ip4:201.131.101.10/32 a:correo.steren.com.mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.mandrillapp.com -all
  • D3Jlj8+6TprSrFojunHlePCiuUySChuy35KLPSuybqJHj7p66g4PB0oh30uSbyc8K0sSDJMFiUKexjtAf5dB/A==
  • ps0myzscvr9wmdngczq0mrpnp4zs9s0b
  • +4xM9Q3XyRZMfI+Ki0inLeSe4YJBT9cdNUq9loDaA/Aaj3QcMjxGmDh7Y30vGZBE/4B6parzuUVLOjXZQ0tn5w==
  • ncY5+pSd9bxjMzi5zkSytuICA26z5tD2ax9CPXf355edMbwPhN0eRxC1xzaM57hu+l001lhs9E5ZX03S9AIwww==
  • brevo-code:860783d4af168303586f64c8b921b36e
  • eba5nrdnspdqdihrhv0g59joft
  • 4kcO3j3BCpQUQquxGK5IaOUhVGziRbdEE1WnL9C04sgYbzs8XLG8C4Yjr2towFzmncsl0A9fV6rtXY1B6d9yUA==
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