springfieldmed.com

Valid Email Server
Domain Lookup › springfieldmed.com

Domain Overview

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

Checked via [email protected] · 2026-03-26 14:07:10 UTC · ↺ Refresh

MX Hostnames

  • mx2c28.carrierzone.com
  • mx1c28.carrierzone.com
  • mx3c28.carrierzone.com
  • mx4c28.carrierzone.com

MX Priorities

  • mx3c28.carrierzone.com: 110
  • mx4c28.carrierzone.com: 120
  • mx2c28.carrierzone.com: 100
  • mx1c28.carrierzone.com: 10

A / AAAA Records

  • 35.215.90.32 ↩ 32.90.215.35.bc.googleusercontent.com

Mail Server IPs

  • 66.226.70.72 ↩ mx3c28.carrierzone.com
  • 66.226.70.73 ↩ mx4c28.carrierzone.com
  • 66.226.70.79 ↩ mx2c28.carrierzone.com
  • 66.226.70.78 ↩ mx1c28.carrierzone.com

SOA Record

Raw SOA ns1.carrierzone.com postmaster.carrierzone.com 2025103010 86400 86400 3600000 86400
Primary NS (mname)
ns1.carrierzone.com
Admin Email (rname)
postmaster@carrierzone.com
Serial
2025103010
Refresh
86400s
Retry
86400s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns2.carrierzone.com
ns3.carrierzone.com
ns4.carrierzone.com
ns1.carrierzone.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spfc28.carrierzone.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=50; fo=1; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 50% of failing messages only

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

1 record
  • SPFv=spf1 include:spfc28.carrierzone.com ~all
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 springfieldmed.com

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

No credit card required
Get 1,000 Free Credits