Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
corstone.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 00:06:36 UTC · ↺ Refresh
MX Hostnames
- mx2-us1.ppe-hosted.com
- mx1-us1.ppe-hosted.com
MX Priorities
- mx2-us1.ppe-hosted.com: 20
- mx1-us1.ppe-hosted.com: 10
A / AAAA Records
- 205.178.189.131 ↩ wf.networksolutions.com
Mail Server IPs
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
SOA Record
Raw SOA
ns65.worldnic.com namehost\@worldnic.com 124121207 10800 3600 604800 3600
Primary NS (mname)
ns65.worldnic.com
Admin Email (rname)
namehost\@worldnic@com
Serial
124121207
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns66.worldnic.com
ns65.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a:dispatch-us.ppe-hosted.com include:spf.serverdata.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
3 records- SPFv=spf1 a:dispatch-us.ppe-hosted.com include:spf.serverdata.net include:spf.protection.outlook.com ~all
- ppe-181e7b8e7e16ec9b7eea64b8fcf19f2452a6e38a
- MS=ms65813279
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