sierradesigns.com

Valid Email Server
Domain Lookup › sierradesigns.com

Domain Overview

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

Checked via [email protected] · 2026-03-18 14:38:19 UTC · ↺ Refresh

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MX Hostnames

  • sierradesigns-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 63.141.128.21 (no PTR)

Mail Server IPs

  • 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
  • 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
  • 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com

SOA Record

Raw SOA bruce.ns.cloudflare.com dns.cloudflare.com 2398704672 10000 2400 604800 1800
Primary NS (mname)
bruce.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398704672
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

bruce.ns.cloudflare.com
lily.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:4.28.21.122 ip4:65.132.29.122 ip4:116.192.65.120 ip4:70.166.142.176 ip4:63.150.7.114 ip4:38.70.205.74 ip4:162.192.184.81 include:spf.protection.outlook.com include:servers.mcsv.net include:fdspfus.freshemail.io include:_spf.bigcommerce.com ~all
📊 DNS lookups: 4/10
~ 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

✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

4 records
  • 0ed1fe018a12dd6d13e4b147889b2a6e
  • ALIAS for store-2nze2.mybigcommerce.com
  • MS=ms62881661
  • SPFv=spf1 ip4:4.28.21.122 ip4:65.132.29.122 ip4:116.192.65.120 ip4:70.166.142.176 ip4:63.150.7.114 ip4:38.70.205.74 ip4:162.192.184.81 include:spf.protection.outlook.com include:servers.mcsv.net include:fdspfus.freshemail.io include:_spf.bigcommerce.com ~all
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