atec.com

Valid Email Server
Domain Lookup › atec.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
atec.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-04 08:12:55 UTC · ↺ Refresh

MX Hostnames

  • mx-02-us-east-2.prod.hydra.sophos.com
  • mx-01-us-east-2.prod.hydra.sophos.com

MX Priorities

  • mx-02-us-east-2.prod.hydra.sophos.com: 20
  • mx-01-us-east-2.prod.hydra.sophos.com: 10

A / AAAA Records

  • 104.26.6.125 (no PTR)
  • 104.26.7.125 (no PTR)
  • 172.67.70.48 (no PTR)
  • 2606:4700:20::681a:77d (no PTR)
  • 2606:4700:20::681a:67d (no PTR)
  • 2606:4700:20::ac43:4630 (no PTR)

Mail Server IPs

  • 3.138.145.235 ↩ ec2-3-138-145-235.us-east-2.compute.amazonaws.com
  • 18.221.88.6 ↩ ec2-18-221-88-6.us-east-2.compute.amazonaws.com
  • 3.16.102.216 ↩ ec2-3-16-102-216.us-east-2.compute.amazonaws.com

SOA Record

Raw SOA gene.ns.cloudflare.com dns.cloudflare.com 2400643733 10000 2400 604800 1800
Primary NS (mname)
gene.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400643733
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

thomas.ns.cloudflare.com
gene.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; sp=quarantine; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: quarantine

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

7 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • SPFv=spf1 ip4:18.216.7.10 ip4:18.220.12.142 ip4:74.51.203.170 ip4:103.246.251.128/26 include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com ~all
  • duo_sso_verification=DMcyxUKfnu38Zlt2dK8OzbQPKJNg49GG4HNL4uBgwj26YCy59CjiesDXzWq0QPOz
  • google-site-verification=Z-4CbLMnke8QyMT0dEUHcXhOSu6HO_S40Pgsm1CryKU
  • google-site-verification=ySziSyGccu225wOsp0HkWFWqqScE1AaAd7ZnT76Gh9w
  • sophos-domain-verification=2201da4a2e999d57a9c7cb4b06c82b916356e8bd
  • sophos-domain-verification=2ad8a1652226c2f480004b8153c4f5c2534612f08cb0b2d4d9fa9b9d23cebb7b
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