gibsonconstruction.com

Valid Email Server
Domain Lookup › gibsonconstruction.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
gibsonconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 08:16:07 UTC · ↺ Refresh

MX Hostnames

  • gibsonconstruction-com.mail.protection.outlook.com

MX Priorities

  • gibsonconstruction-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 198.49.23.145 (no PTR)

Mail Server IPs

  • 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
  • 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f903:: (no PTR)
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns89.worldnic.com namehost.worldnic.com 120091522 10800 3600 604800 3600
Primary NS (mname)
ns89.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
120091522
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns89.worldnic.com
ns90.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:24.120.119.51 ip4:54.183.45.127 ip4:74.127.26.11 a:spam.advantageits.com a:remote.gibsonconstruction.com include:_spf.google.com include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 ip4:24.120.119.51 ip4:54.183.45.127 ip4:74.127.26.11 a:spam.advantageits.com a:remote.gibsonconstruction.com include:_spf.google.com include:spf.protection.outlook.com -all
  • MS=ms89100345
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