Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
systemrefrigeration.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 23:02:55 UTC · ↺ Refresh
MX Hostnames
- systemrefrigeration-com.mail.protection.outlook.com
MX Priorities
- systemrefrigeration-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.209.200.18 ↩ 18.200.209.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns51.domaincontrol.com dns.jomax.net 2024062001 28800 7200 604800 600
Primary NS (mname)
ns51.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024062001
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns52.domaincontrol.com
ns51.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- NETORGFT5008053.onmicrosoft.com
- SPFv=spf1 include:spf.protection.outlook.com -all
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