biotechmexico.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
biotechmexico.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 14:55:51 UTC · ↺ Refresh

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MX Hostnames

  • mx01.1and1.mx
  • mx00.1and1.mx

MX Priorities

  • mx01.1and1.mx: 10
  • mx00.1and1.mx: 10

A / AAAA Records

  • 74.208.236.146 ↩ 74-208-236-146.elastic-ssl.ui-r.com
  • 2607:f1c0:100f:f000::21b ↩ 2607-f1c0-100f-f000-0000-0000-0000-021b.elastic-ssl.ui-r.com

Mail Server IPs

  • 74.208.5.21 ↩ mx01.perfora.net
  • 74.208.5.3 ↩ mx00.perfora.net

SOA Record

Raw SOA ns-mx.1and1-dns.mx hostmaster.1and1.com 2018051430 28800 7200 604800 300
Primary NS (mname)
ns-mx.1and1-dns.mx
Admin Email (rname)
hostmaster@1and1.com
Serial
2018051430
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns-mx.1and1-dns.mx
ns-mx.1and1-dns.biz
ns-mx.1and1-dns.org
ns-mx.1and1-dns.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

No TXT records found.

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