tutorperinibuilding.com

Valid Email Server
Domain Lookup › tutorperinibuilding.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tutorperinibuilding.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 14:08:32 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-1.mimecast.com
  • us-smtp-inbound-2.mimecast.com

MX Priorities

  • us-smtp-inbound-2.mimecast.com: 10
  • us-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 40.85.148.219 (no PTR)

Mail Server IPs

  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA ns61.worldnic.com namehost.worldnic.com 126030222 10800 3600 604800 3600
Primary NS (mname)
ns61.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030222
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns62.worldnic.com
ns61.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 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

6 records
  • jx0jsms5mrkmmzg1hl55dw8t22c9swv7
  • mYfyQe1+NCzdGVcBDQaucjLQ8pV+tfGuRiBaDcACswhZY/sg2ptZEUnn8j6v3x+6crrDnpTWneV1uU1DpXL/pA==
  • cb32290c734505339ca33e566cec4ff2
  • v=verifydomain MS=7951524
  • SPFv=spf1 include:us._netblocks.mimecast.com ~all
  • knowbe4-site-verification=4d87fe9ff93df4ed1538cc348dbc4e6d
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