Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atkn.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 13:13:32 UTC · ↺ Refresh
MX Hostnames
- mxa-00899c01.gslb.pphosted.com
- mxb-00899c01.gslb.pphosted.com
MX Priorities
- mxa-00899c01.gslb.pphosted.com: 10
- mxb-00899c01.gslb.pphosted.com: 10
A / AAAA Records
- 44.208.121.203 ↩ ec2-44-208-121-203.compute-1.amazonaws.com
- 35.170.130.176 ↩ ec2-35-170-130-176.compute-1.amazonaws.com
Mail Server IPs
- 67.231.149.8 ↩ mx0a-00899c01.pphosted.com
- 67.231.157.9 ↩ mx0b-00899c01.pphosted.com
SOA Record
Raw SOA
ns-941.awsdns-53.net webmaster.clarkconstruction.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-941.awsdns-53.net
Admin Email (rname)
webmaster@clarkconstruction.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-941.awsdns-53.net
ns-1067.awsdns-05.org
ns-1836.awsdns-37.co.uk
ns-200.awsdns-25.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- smartsheet-site-validation=MIzUr7mUKvBuAo-MNuhxwXoSZfe3F49L
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
- MS=ms74075352
- ZOOM_verify_rTbknd7vswtIhG3ZnQaRLP
- autodesk-domain-verification=JA4OouPyE7b0d2nHPshB
- cisco-ci-domain-verification=eb310b92212cdda1e1662ab159fb9972c49db057ccbf5e440fd4d363b207395
- docusign=03f80558-d38c-4ec4-9002-d543b305ba72
- google-site-verification=EvlkFsRGIEk1XLIBdWUUpv7_ieE29p2zi3nswJPjoNk
- miro-verification=8d5883e22c939777939497d41ef10a66ac52508d
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