redbricklmd.com

Valid Email Server
Domain Lookup › redbricklmd.com

Domain Overview

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

Checked via [email protected] · 2026-03-21 04:51:36 UTC · ↺ Refresh

MX Hostnames

  • redbricklmd-com.mail.protection.outlook.com

MX Priorities

  • redbricklmd-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 141.193.213.20 (no PTR)
  • 141.193.213.21 (no PTR)

Mail Server IPs

  • 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
  • 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
  • 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com

SOA Record

Raw SOA ns05.domaincontrol.com dns.jomax.net 2025060100 86400 7200 3600000 86400
Primary NS (mname)
ns05.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025060100
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns05.domaincontrol.com
ns06.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a ptr include:sendgrid.net include:secureserver.net include:spf.us.emailservice.io include:spf.protection.outlook.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com include:spf.ess.barracudanetworks.com include:aspmx.pardot.com ~all
📊 DNS lookups: 10/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

7 records
  • pardot944573=6686d9988ec2cc7d9ba1650f7555737dec7b2114243f8d26150abd067e2afda4
  • apple-domain-verification=LJxC0Kiybd3AaoCH
  • 200608._domainkey.redbricklmd.com
  • SPFv=spf1 a ptr include:sendgrid.net include:secureserver.net include:spf.us.emailservice.io include:spf.protection.outlook.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com include:spf.ess.barracudanetworks.com include:aspmx.pardot.com ~all
  • sending_domain944573=02bd6cb33d5e24767583e5361a54e45bf1d7e709f2d3de8a7b4a4e4e4a94507d
  • v=verifydomain MS=4964753
  • google-site-verification=5qtMcRtlNNAuRpfOBJpMWp_mVFLPT8fWWuNfr-oQC3A
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for redbricklmd.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits