alpha-tech.us

Valid Email Server
Domain Lookup › alpha-tech.us
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
alpha-tech.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 09:09:07 UTC · ↺ Refresh

MX Hostnames

  • alphatech-us01c.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 50.121.151.144

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns2-auth.alpha-tech.us
ns1-auth.alpha-tech.us

SPF Record

✓ Strict (-all)
v=spf1 ip4:162.210.13.252 ip4:162.210.13.253 ip4:64.139.66.33 include:_spf.prod.hydra.sophos.com include:spf.protection.outlook.com include:spf.emailsignatures365.com include:24442621.spf06.hubspotemail.net include:md02.com include:_spf.wpcloud.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

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

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

All TXT Records

9 records
  • ciscocidomainverification=1b311c6952ba14ce18775979e57f7cd9c096e7272419c4e4899705c0291201ad
  • sophos-domain-verification=1e6df9381343a8b895303f0bdda4b20150142567045c6a7760f0ab78bb0da602
  • duo_sso_verification=ndOhCkonY5Fjf1srBN3QbmZHNSZIYc86ecGVcUs42MsnPCbATxUKInDDL2mRPyPv
  • MS=ms24804604
  • 2f6f88015d48426889048c16b528f663
  • sophos-domain-verification=54bda78a95663712a9d44465baa78efdb66b7f36
  • o99brf4ovk3vc50t2g33lh0qpc
  • SPFv=spf1 ip4:162.210.13.252 ip4:162.210.13.253 ip4:64.139.66.33 include:_spf.prod.hydra.sophos.com include:spf.protection.outlook.com include:spf.emailsignatures365.com include:24442621.spf06.hubspotemail.net include:md02.com include:_spf.wpcloud.com -all
  • sophos-domain-verification=911707848af97232eb16a8a7e4bf088cd2966b4144ec19f64cb3b3ff50cbc528
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