Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
solidconcretellc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 05:01:57 UTC · ↺ Refresh
MX Hostnames
- solidconcretellc-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 208.94.107.20
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns1.linknowmedia.com
ns2.linknowmedia.com
SPF Record
✓ Strict (-all)
v=spf1 include:relayhost1.linknowmedia.cloud include:relayhost2.linknowmedia.cloud +a +mx +ip4:208.94.107.7 +ip4:208.94.107.20 +include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:relayhost1.linknowmedia.cloud include:relayhost2.linknowmedia.cloud +a +mx +ip4:208.94.107.7 +ip4:208.94.107.20 +include:spf.protection.outlook.com -all
- MS=ms50792020
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