mcrnet.com

Valid Email Server
Domain Lookup › mcrnet.com

Domain Overview

DNS: ✓ just now Checker: ✓ just now
mcrnet.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-20 21:22:23 UTC · ↺ Refresh

MX Hostnames

  • mcrnet-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 207.38.74.188 (no PTR)

Mail Server IPs

  • 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
  • 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com

SOA Record

Raw SOA ns45.worldnic.com namehost.worldnic.com 126020212 10800 3600 604800 3600
Primary NS (mname)
ns45.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126020212
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns46.worldnic.com
ns45.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.smtp2go.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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

11 records
  • duo_sso_verification=iBOMlxuoQl8imhhpklH3Z0TSYdjOufkq2xTSdz9Di8D20Lt1zfBU2K7QJAhN6xsg
  • yIDiHi+IceeCX87LhhMp2mdPcqo2z3fV149fuJxbSFlUr/RDq77vNASdTmbV//Vn5Mm0SEbtr01GdthQQz6VWA==
  • d65wlyhnxpbvkrwc6vtsqvlflf93vj7n
  • MS=ms46784474
  • d2j9wrnvhs87gs7rsjrrfj6q25y9q8f2
  • 7g0dzg2wm6l4930lz9lbhkjbl9kx2g4t
  • _mclzn2uoiuhqmd4yn4wa13hvps0n22y
  • 5frg1tk7w99xz3f0nnpf702k6tjbl9zf
  • _jlkvmyr6fzzi9wmcy283x0vn2q7q4ei
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.smtp2go.com -all
  • hkm7vb210hk0nqmp90665f96d16szm2r
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