Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
clsaz.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 05:44:19 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-1.mimecast.com
- usb-smtp-inbound-2.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 10
- usb-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 107.180.51.21 ↩ 21.51.180.107.host.secureserver.net
Mail Server IPs
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns05.domaincontrol.com dns.jomax.net 2025120400 28800 7200 604800 600
Primary NS (mname)
ns05.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025120400
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns06.domaincontrol.com
ns05.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:usb._netblocks.mimecast.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- google-site-verification=TMnwDLf8NyFRVwo6C2IozHBG2Dm1YRe9FzmYFsE6DPg
- MS=ms45089018
- SPFv=spf1 include:spf.protection.outlook.com include:usb._netblocks.mimecast.com -all
- twilio-domain-verification=0882e2d5ca325867b45d077c4236917e
- 0ed1fe018a618c52241f164fe0bb19fc125f18e090
- 0ed1fe018ac646985ed25a40f5ad79798d414e9ec8
- cisco-ci-domain-verification=1d69a91f7940a1a5cfa79c43d743b785f8e4f4b0557f64907bbbcb56da5dc3e6
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