Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
squarerootconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 20:14:38 UTC · ↺ Refresh
MX Hostnames
- squarerootconstruction-com.mail.protection.outlook.com
MX Priorities
- squarerootconstruction-com.mail.protection.outlook.com: 0
A / AAAA Records
- 68.178.247.62 ↩ 62.247.178.68.host.secureserver.net
Mail Server IPs
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
cass.ns.cloudflare.com dns.cloudflare.com 2400443236 10000 2400 604800 1800
Primary NS (mname)
cass.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400443236
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
cass.ns.cloudflare.com
randall.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:secureserver.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- NETORGFT11884049.onmicrosoft.com
- SPFv=spf1 include:secureserver.net -all
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