Domain Overview
DNS: ✓ 19d ago
Checker: ✓ 19d ago
alabamaconcrete.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 15:33:41 UTC · ↺ Refresh
MX Hostnames
- mx2c45.carrierzone.com
- mx3c45.carrierzone.com
- mx1c45.carrierzone.com
- mx4c45.carrierzone.com
MX Priorities
- mx2c45.carrierzone.com: 100
- mx3c45.carrierzone.com: 110
- mx4c45.carrierzone.com: 120
- mx1c45.carrierzone.com: 10
A / AAAA Records
- 192.249.121.97 ↩ sending.megaphonebanks.com
Mail Server IPs
- 216.55.149.42 ↩ mx2c45.carrierzone.com
- 216.55.149.43 ↩ mx3c45.carrierzone.com
- 216.55.149.44 ↩ mx4c45.carrierzone.com
- 216.55.149.41 ↩ mx1c45.carrierzone.com
SOA Record
Raw SOA
henry.ns.cloudflare.com dns.cloudflare.com 2402696624 10000 2400 604800 1800
Primary NS (mname)
henry.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2402696624
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
melinda.ns.cloudflare.com
henry.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:192.249.121.97 include:spfc45.carrierzone.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 +a +mx +ip4:192.249.121.97 include:spfc45.carrierzone.com ~all
- MS=ms15093411
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 · Customize →
See demo & docs
Deep verification
Full email verification for alabamaconcrete.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits