Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
codestone.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 04:54:07 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-1.mimecast.com
- eu-smtp-inbound-2.mimecast.com
MX Priorities
- eu-smtp-inbound-2.mimecast.com: 3
- eu-smtp-inbound-1.mimecast.com: 2
A / AAAA Records
- 162.159.135.42 (no PTR)
- 162.159.134.42 (no PTR)
- 2606:4700:7::a29f:872a (no PTR)
- 2606:4700:7::a29f:862a (no PTR)
Mail Server IPs
- 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.211 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
jule.ns.cloudflare.com dns.cloudflare.com 2399156270 10000 2400 604800 1800
Primary NS (mname)
jule.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399156270
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sean.ns.cloudflare.com
jule.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_u.codestone.com._spf.dmarclj.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=0;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
10 records- 09f0c8a9a05e0cd45d704721e43a9c35
- MS=ms88857170
- _globalsign-domain-verification=89oGIqq9_7eWcv80eK2ibO9pE6mN0WnEWvKFRjN5AT
- _globalsign-domain-verification=zUKkZ2ZScmysR0NevGrrcDHvP2sIvJSwtUXU37USnB
- access-domain-verification=c0e4e54a991c53b0e69b9bd9f7dc45bd8f66b46ca3d79a6edcf9fec611b33041
- globalsign-domain-verification=7X0GSzU6AURLIsJAcnjdKrtXXyYZmEWIFkeVpESn-6
- google-site-verification=2LrvUYs7s4lrKXDGG3LQbNbQRMyMQeAofEkM2m9ux0Y
- google-site-verification=iI-LUJo_SRBcrkXEpQEJGdNJeustDR6Ozuf9qQFiDVg
- SPFv=spf1 include:_u.codestone.com._spf.dmarclj.com include:spf.protection.outlook.com -all
- workplace-domain-verification=K4ngd8W6KAE70q1QSYajn0UXX3ZJPp
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