Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
specifiedsystems.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 05:53:55 UTC · ↺ Refresh
MX Hostnames
- specifiedsystems.com.2.0001.arsmtp.com
- specifiedsystems.com.1.0001.arsmtp.com
MX Priorities
- specifiedsystems.com.2.0001.arsmtp.com: 20
- specifiedsystems.com.1.0001.arsmtp.com: 10
A / AAAA Records
- 72.167.225.44 ↩ 44.225.167.72.host.secureserver.net
Mail Server IPs
- 8.19.118.172 ↩ server233.appriver.com
- 8.31.233.64 ↩ server232.appriver.com
SOA Record
Raw SOA
ns57.domaincontrol.com dns.jomax.net 2024080101 28800 7200 604800 600
Primary NS (mname)
ns57.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024080101
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns57.domaincontrol.com
ns58.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 +ip4:72.167.225.44 +include:spf.protection.outlook.com -allutlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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
1 record- SPFv=spf1 +ip4:72.167.225.44 +include:spf.protection.outlook.com -allutlook.com -all
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