Domain Overview
DNS: ✓ 24h ago
Checker: ✓ 24h ago
am4-rc.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-18 09:01:11 UTC · ↺ Refresh
MX Hostnames
- 27.100.31.43.am4-rc.com
MX Priorities
- 27.100.31.43.am4-rc.com: 10
A / AAAA Records
- 27.100.31.43 (no PTR)
Mail Server IPs
- 27.100.31.43 (no PTR)
SOA Record
Raw SOA
a.misconfigured.dns.server.invalid root.nsm6d2zv.namedomename.com 0 60 7200 604800 60
Primary NS (mname)
a.misconfigured.dns.server.invalid
Admin Email (rname)
root@nsm6d2zv.namedomename.com
Serial
0
Refresh
60s
Retry
7200s
Expire
604800s
Minimum TTL
60s
Nameservers (NS)
nsm6d2zv.namedomename.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mail-b.net
📊 DNS lookups: 1/10
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.mail-b.net
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 am4-rc.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits