Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
marcusconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 18:39:22 UTC · ↺ Refresh
MX Hostnames
- marcusconstruction-com.mail.protection.outlook.com
MX Priorities
- marcusconstruction-com.mail.protection.outlook.com: 5
A / AAAA Records
- 172.67.187.12 (no PTR)
- 104.21.19.180 (no PTR)
- 2606:4700:3036::6815:13b4
- 2606:4700:3031::ac43:bb0c
Mail Server IPs
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
SOA Record
Raw SOA
jocelyn.ns.cloudflare.com dns.cloudflare.com 2399161509 10000 2400 604800 1800
Primary NS (mname)
jocelyn.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399161509
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jocelyn.ns.cloudflare.com
lee.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:66.191.67.66 ip4:216.66.78.2 ip4:38.88.188.134 ip4:24.181.144.67 ip4:149.72.147.186 ip4:167.89.101.239 ip4:168.245.40.44 ip4:142.0.180.120 ip4:67.227.249.154 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf-us.emailsignatures365.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
5 records- google-site-verification=T7XyRYPGnLzI4pbSIJ599uT_16i_jluPRtlcj0BfChs
- google-site-verification=TaYtfa_hfxBf_IvRCmOA525i0apqaCGbHqFR69MY6sQ
- SPFv=spf1 ip4:66.191.67.66 ip4:216.66.78.2 ip4:38.88.188.134 ip4:24.181.144.67 ip4:149.72.147.186 ip4:167.89.101.239 ip4:168.245.40.44 ip4:142.0.180.120 ip4:67.227.249.154 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf-us.emailsignatures365.com -all
- 1egZY3XHAkA3trvQnuqH5jfXEO+oQjwqEPDP6EoUXS37ejOedL5qANXT+5HNhPul5eFBeGuthFvXnB3gKe4/Pg==
- MS=ms63904015
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