atalco.com

Valid Email Server
Domain Lookup › atalco.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
atalco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 17:47:26 UTC · ↺ Refresh

MX Hostnames

  • atalco-com.mail.protection.outlook.com

MX Priorities

  • atalco-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 75.2.70.75 ↩ aacb0a264e514dd48.awsglobalaccelerator.com
  • 99.83.190.102 ↩ aacb0a264e514dd48.awsglobalaccelerator.com

Mail Server IPs

  • 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
  • 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA ns07.domaincontrol.com dns.jomax.net 2025080801 28800 7200 604800 600
Primary NS (mname)
ns07.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025080801
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns07.domaincontrol.com
ns08.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:sendgrid.net ip4:128.136.242.69 ip4:174.79.123.128/27 ip4:216.205.0.0/18 ip4:63.128.21.0/24 ip4:199.192.118.128/28 ip4:169.145.97.231 ip4:72.252.212.58 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

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

4 records
  • t4r4i6kv5b2kmcn7g731es93bd
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:sendgrid.net ip4:128.136.242.69 ip4:174.79.123.128/27 ip4:216.205.0.0/18 ip4:63.128.21.0/24 ip4:199.192.118.128/28 ip4:169.145.97.231 ip4:72.252.212.58 -all
  • h8b1jklqt05p6p4ppmh0l7os8f
  • apple-domain-verification=2cpN3uurJu5eCSkI
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