imcritical.com

Valid Email Server
Domain Lookup › imcritical.com

Domain Overview

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

Checked via [email protected] · 2026-03-19 01:33:28 UTC · ↺ Refresh

MX Hostnames

  • imcritical-com.mail.protection.outlook.com

MX Priorities

  • imcritical-com.mail.protection.outlook.com: 5

A / AAAA Records

  • 172.67.204.245 (no PTR)
  • 104.21.42.100 (no PTR)
  • 2606:4700:3035::ac43:ccf5
  • 2606:4700:3032::6815:2a64

Mail Server IPs

  • 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
  • 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com

SOA Record

Raw SOA grannbo.ns.cloudflare.com dns.cloudflare.com 2399145156 10000 2400 604800 1800
Primary NS (mname)
grannbo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399145156
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

viddy.ns.cloudflare.com
grannbo.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:transmail.net include:_spf.trustifi.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

4 records
  • duo_sso_verification=PEekoIVonIhptqrtTON79BhYo1zCgcgLTJsDUSBkTxDqMD0LxmFZ8VhxHYW8rK8Z
  • google-site-verification=64dnCTOoqrH4Jd4TkJF8f4DaGsQrw9GnkGECsiggr_Y
  • SPFv=spf1 include:spf.protection.outlook.com include:transmail.net include:_spf.trustifi.com include:_spf.psm.knowbe4.com ~all
  • MS=ms56340447
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