doru.com.co

Valid Email Server
Domain Lookup › doru.com.co

Domain Overview

DNS: ✓ 13h ago Checker: ✓ 13h ago
doru.com.co
Yes
✓ Yes
Zoho
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-01 02:53:06 UTC · ↺ Refresh

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MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 3.168.102.19 ↩ server-3-168-102-19.jfk52.r.cloudfront.net
  • 3.168.102.20 ↩ server-3-168-102-20.jfk52.r.cloudfront.net
  • 3.168.102.105 ↩ server-3-168-102-105.jfk52.r.cloudfront.net
  • 3.168.102.28 ↩ server-3-168-102-28.jfk52.r.cloudfront.net
  • 2600:9000:2807:6800:1a:6d9e:a280:93a1 (no PTR)
  • 2600:9000:2807:2800:1a:6d9e:a280:93a1 (no PTR)
  • 2600:9000:2807:5a00:1a:6d9e:a280:93a1 (no PTR)
  • 2600:9000:2807:d000:1a:6d9e:a280:93a1 (no PTR)
  • 2600:9000:2807:4400:1a:6d9e:a280:93a1
  • 2600:9000:2807:3c00:1a:6d9e:a280:93a1
  • 2600:9000:2807:c00:1a:6d9e:a280:93a1
  • 2600:9000:2807:8c00:1a:6d9e:a280:93a1

Mail Server IPs

  • 204.141.43.44 ↩ mx2.zoho.com
  • 204.141.33.44 ↩ mx8.zoho.com

SOA Record

Raw SOA ns-623.awsdns-13.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-623.awsdns-13.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-623.awsdns-13.net
ns-8.awsdns-01.com
ns-1167.awsdns-17.org
ns-1751.awsdns-26.co.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 include:dc-8e814c8572._spfm.doru.com.co ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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
  • google-site-verification=lp0k3Y10hkcD1IlbhqKT-b8x55dL_sTrPk8AMz536QI
  • SPFv=spf1 include:dc-8e814c8572._spfm.doru.com.co ~all
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