Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sigmonconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 04:35:03 UTC · ↺ Refresh
MX Hostnames
- sigmonconstruction-com.mail.protection.outlook.com
MX Priorities
- sigmonconstruction-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.154.185 (no PTR)
- 104.21.5.150 (no PTR)
- 2606:4700:3033::ac43:9ab9
- 2606:4700:3037::6815:596
Mail Server IPs
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
SOA Record
Raw SOA
chuck.ns.cloudflare.com dns.cloudflare.com 2399342870 10000 2400 604800 1800
Primary NS (mname)
chuck.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399342870
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
chuck.ns.cloudflare.com
lilith.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:136.41.224.238 include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.freshsales.io ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ 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- SPFv=spf1 ip4:136.41.224.238 include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.freshsales.io ~all
- apple-domain-verification=EKEjxnIn0p0rqEoo
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