Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lynchconstruction.biz
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 00:20:35 UTC · ↺ Refresh
MX Hostnames
- lynchconstruction-biz.mail.protection.outlook.com
MX Priorities
- lynchconstruction-biz.mail.protection.outlook.com: 0
A / AAAA Records
- 35.215.92.170 ↩ 170.92.215.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
SOA Record
Raw SOA
alex.ns.cloudflare.com dns.cloudflare.com 2399238881 10000 2400 604800 1800
Primary NS (mname)
alex.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399238881
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kinsley.ns.cloudflare.com
alex.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:173.167.191.160/29 ip4:12.14.103.1/24 include:syscon-hosting.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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- SPFv=spf1 mx ip4:173.167.191.160/29 ip4:12.14.103.1/24 include:syscon-hosting.com include:spf.protection.outlook.com -all
- MS=ms80694461
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