Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
markfuller.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 16:19:15 UTC · ↺ Refresh
MX Hostnames
- mx.linkumail.com
MX Priorities
- mx.linkumail.com: 10
A / AAAA Records
- 132.148.102.255 ↩ 255.102.148.132.host.secureserver.net
Mail Server IPs
- 208.70.135.145 ↩ mx43.electric.net
SOA Record
Raw SOA
ns1.linkusystems.net webmaster.linkusystems.net 2024112502 10800 3600 777600 3600
Primary NS (mname)
ns1.linkusystems.net
Admin Email (rname)
webmaster@linkusystems.net
Serial
2024112502
Refresh
10800s
Retry
3600s
Expire
777600s
Minimum TTL
3600s
Nameservers (NS)
ns1.linkusystems.net
ns2.linkusystems.net
SPF Record
✓ Strict (-all)
v=spf1 include:sendgrid.net include:spf.mailanyone.net include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
2 records- TXT - v=spf1 include:spf.mailanyone.net ~all
- SPFv=spf1 include:sendgrid.net include:spf.mailanyone.net include:spf.protection.outlook.com -all
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