Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
macmediamarketing.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 08:23:43 UTC · ↺ Refresh
MX Hostnames
- mx.macmediamarketing.com
MX Priorities
- mx.macmediamarketing.com: 10
A / AAAA Records
- 104.21.34.252 (no PTR)
- 172.67.166.223 (no PTR)
- 2606:4700:3034::6815:22fc (no PTR)
- 2606:4700:3032::ac43:a6df (no PTR)
Mail Server IPs
- 66.198.240.17 ↩ mi3-ts114.a2hosting.com
SOA Record
Raw SOA
kara.ns.cloudflare.com dns.cloudflare.com 2398608071 10000 2400 604800 1800
Primary NS (mname)
kara.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398608071
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kara.ns.cloudflare.com
norm.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +mx +a +ip4:66.198.240.17 +include:spf.a2hosting.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
default._domainkey
dkim._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- google-site-verification=ZN_KiSTaEkfxMSHLXY-dsn1HsEuoM5bOEEdrEi_GBcc
- SPFv=spf1 +mx +a +ip4:66.198.240.17 +include:spf.a2hosting.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 · Customize →
See demo & docs
Deep verification
Full email verification for macmediamarketing.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits