Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
clarkinsurance.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 21:43:26 UTC · ↺ Refresh
MX Hostnames
- mxb-001b7601.gslb.pphosted.com
- mxa-001b7601.gslb.pphosted.com
MX Priorities
- mxb-001b7601.gslb.pphosted.com: 5
- mxa-001b7601.gslb.pphosted.com: 5
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 205.220.178.231 ↩ mx0b-001b7601.pphosted.com
- 205.220.166.231 ↩ mx0a-001b7601.pphosted.com
SOA Record
Raw SOA
usash15-02dns01.mrshmc.com noc.marsh.com 33 1800 840 2419200 600
Primary NS (mname)
usash15-02dns01.mrshmc.com
Admin Email (rname)
noc@marsh.com
Serial
33
Refresh
1800s
Retry
840s
Expire
2419200s
Minimum TTL
600s
Nameservers (NS)
ns02.mmc.com
ns03.mmc.com
ns01.mmc.com
ns04.mmc.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- wpe-verification=clarkins
- smartsheet-site-validation=Pl6P-CtwWzDSW7dVjaztY8_DNkiss-S-
- MS=ms53897479
- apple-domain-verification=ArcrdoAWOGOI5qai
- canva-site-verification=IKkEYze3dmqajhuHN-sKBg
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
- docusign=0aa506dd-5852-4c4d-aa8b-a090a80326d6
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 clarkinsurance.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits