Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
castleoaklp.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 21:29:19 UTC · ↺ Refresh
MX Hostnames
- mx1-us1.ppe-hosted.com
- mx2-us1.ppe-hosted.com
MX Priorities
- mx1-us1.ppe-hosted.com: 10
- mx2-us1.ppe-hosted.com: 10
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
SOA Record
Raw SOA
ns09.domaincontrol.com dns.jomax.net 2025121002 28800 7200 604800 600
Primary NS (mname)
ns09.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025121002
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns09.domaincontrol.com
ns10.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:148.106.4.95 ip4:148.106.128.11 ip4:148.106.2.85 ip4:148.106.153.12 a:dispatch-us.ppe-hosted.com include:_spf.bluematrix.com include:servers.mcsv.net include:spf.protection.outlook.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; aspf=s; adkim=s;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 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
5 records- aline-domain-verification-9k8b64=qdCmIGsQfZpW6fENWHy10lL1Y
- i66notvdcfqtoctqrhctf3l02u
- SPFv=spf1 mx a ip4:148.106.4.95 ip4:148.106.128.11 ip4:148.106.2.85 ip4:148.106.153.12 a:dispatch-us.ppe-hosted.com include:_spf.bluematrix.com include:servers.mcsv.net include:spf.protection.outlook.com -all
- 8qek3v8c6e78ifgbjt8hmf5jev
- linkedin-site-verification=cf338a32-bee5-490f-a330-376cca888192
Full email verification for castleoaklp.com
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