Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
archcoal.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 04:32:52 UTC · ↺ Refresh
MX Hostnames
- mxb-00321402.gslb.pphosted.com
- mxa-00321402.gslb.pphosted.com
MX Priorities
- mxa-00321402.gslb.pphosted.com: 10
- mxb-00321402.gslb.pphosted.com: 10
A / AAAA Records
- 141.193.213.20 (no PTR)
Mail Server IPs
- 205.220.170.32 ↩ mx0a-00321402.pphosted.com
SOA Record
Raw SOA
edns8.ultradns.com bpatterson.archrsc.com 2016021256 86400 86400 86400 86400
Primary NS (mname)
edns8.ultradns.com
Admin Email (rname)
bpatterson@archrsc.com
Serial
2016021256
Refresh
86400s
Retry
86400s
Expire
86400s
Minimum TTL
86400s
Nameservers (NS)
edns8.ultradns.org
edns8.ultradns.biz
edns8.ultradns.com
edns8.ultradns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- apple-domain-verification=V68sk4KbBYCrWcgY
- SPFv=spf1 include:spf.protection.outlook.com -all
- 7tg+mZAPlfe9WZ9F1S3/uzvWIVTyQkaXdWtJmRZ/UDwt8Dm/eOLAMbUIudT1nJQmGvnM5Hsdmq0aigQTduA4Mg==
- YYCzTQSd3BozD2tOzuD4w4Z9qetL3JAsMYeHw9+q3sMsNhTKXnIPIG4Eov1pq1ajGnsweW2fA1CAYwMK43ZM2Q==
- "MS=ms48411250"
Full email verification for archcoal.com
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