Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atecno.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 16:25:52 UTC · ↺ Refresh
MX Hostnames
- mx1.emailsrvr.com
- mx2.emailsrvr.com
MX Priorities
- mx1.emailsrvr.com: 10
- mx2.emailsrvr.com: 20
A / AAAA Records
- 205.186.184.76 ↩ ip-205-186-184-76.ip.secureserver.net
Mail Server IPs
- 184.106.54.1 ↩ mx1.emailsrvr.com
- 108.166.43.2 ↩ mx2.emailsrvr.com
- 173.203.187.2 ↩ mx2.emailsrvr.com
- 184.106.54.2 ↩ mx2.emailsrvr.com
- 146.20.161.2 ↩ mx2.emailsrvr.com
SOA Record
Raw SOA
dns2.terra.com.mx castmty.corp.terra.com.mx 2017022101 3600 3600 1209600 3600
Primary NS (mname)
dns2.terra.com.mx
Admin Email (rname)
castmty@corp.terra.com.mx
Serial
2017022101
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns2.terra.com.mx
dns1.terra.com.mx
dns4.terra.com.mx
dns3.terra.com.mx
SPF Record
✓ Soft Fail (~all)
v=spf1 include:emailsrvr.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
1 record- SPFv=spf1 include:emailsrvr.com ~all
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