Domain Overview
DNS: ✓ 13d ago
Checker: ✓ 13d ago
clarku.com
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-31 16:17:16 UTC · ↺ Refresh
MX Hostnames
- mailserver.purelymail.com
MX Priorities
- mailserver.purelymail.com: 10
A / AAAA Records
- 150.109.10.234 (no PTR)
CNAME → ns6.dnsdiy.com
Mail Server IPs
- 18.204.123.63 ↩ ec2-18-204-123-63.compute-1.amazonaws.com
SOA Record
Raw SOA
dns1.hichina.com hostmaster.hichina.com 2026011209 3600 1200 86400 600
Primary NS (mname)
dns1.hichina.com
Admin Email (rname)
hostmaster@hichina.com
Serial
2026011209
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
600s
Nameservers (NS)
dns2.hichina.com
dns1.hichina.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.purelymail.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- purelymail_ownership_proof=b2b54bc769d1840c137c6ff39bed8f0814d31ae75c8f2472d45098d937af5da0e04c2da7242b97b327a9ae9485b736084a8eecadc29daffa09592f3bf3ef61a6
- SPFv=spf1 include:_spf.purelymail.com ~all
- afternic-verification-mjxSNdHQjWY8oGTrdAKZCQ
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