austincompanies.com

Valid Email Server
Domain Lookup › austincompanies.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
austincompanies.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 18:47:39 UTC · ↺ Refresh

MX Hostnames

  • mx2.hc1333-60.eu.iphmx.com
  • mx1.hc1333-60.eu.iphmx.com

MX Priorities

  • mx1.hc1333-60.eu.iphmx.com: 1
  • mx2.hc1333-60.eu.iphmx.com: 2

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 23.90.105.213 ↩ esa.hc1333-60.eu.iphmx.com
  • 23.90.110.92 ↩ esa.hc1333-60.eu.iphmx.com

SOA Record

Raw SOA ns11.constellix.com dns.constellix.com 2015010110 43200 3600 1209600 180
Primary NS (mname)
ns11.constellix.com
Admin Email (rname)
dns@constellix.com
Serial
2015010110
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns51.constellix.net
ns61.constellix.net
ns11.constellix.com
ns21.constellix.com
ns31.constellix.com
ns41.constellix.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.ak-int.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 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

6 records
  • tmes=f84f669ff8bb4710b83886ccbac5b54f
  • C6IAXIZ1RNAD6GP4LNG7OPECD3W6YYBD78QPEQZJ
  • 906qjulusbe92kile8d58q5caq
  • knowbe4-site-verification=49db19071bc515096a3529068b81c120
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.ak-int.net -all
  • MS=ms87768688
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for austincompanies.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits