estrategiascontractuales.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
estrategiascontractuales.com
Yes
✓ Yes
Zoho
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 16:10:41 UTC · ↺ Refresh

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MX Hostnames

  • mx2.zoho.com
  • mx.zoho.com
  • mx3.zoho.com

MX Priorities

  • mx3.zoho.com: 50
  • mx.zoho.com: 10
  • mx2.zoho.com: 20

A / AAAA Records

  • 190.8.176.84 ↩ isaac.colombiahosting.com.co

Mail Server IPs

  • 204.141.43.44 ↩ mx3.zohomail.com
  • 204.141.33.44 ↩ mx6.zoho.com

SOA Record

Raw SOA ns1.colombiahosting.com sysadmin.colombiahosting.com.co 2026061701 3600 1800 1209600 86400
Primary NS (mname)
ns1.colombiahosting.com
Admin Email (rname)
sysadmin@colombiahosting.com.co
Serial
2026061701
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.colombiahosting.com
ns3.colombiahosting.com
ns2.colombiahosting.com
ns4.colombiahosting.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:190.8.176.84 +include:zohomail.com +include:zoho.com +include:zcsend.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=quarantine; adkim=r; aspf=r; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • openai-domain-verification=dv-IXZ5KBDrz3ZfJ8jbQChgIJJW
  • zb11223344.valval.zoho.com.com.
  • SPFv=spf1 +a +mx +ip4:190.8.176.84 +include:zohomail.com +include:zoho.com +include:zcsend.net ~all
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