lb.com

Valid Email Server
Domain Lookup › lb.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
lb.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-23 17:20:43 UTC · ↺ Refresh

MX Hostnames

  • lb-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 63.72.211.17 ↩ col-21117.limited.com

Mail Server IPs

  • 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
  • 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
  • 52.101.9.17 (no PTR)
  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA josephine.ns.cloudflare.com dns.cloudflare.com 2399446401 10000 2400 604800 1800
Primary NS (mname)
josephine.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399446401
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

josephine.ns.cloudflare.com
syeef.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:63.72.211.240 ip4:63.72.211.241 ip4:63.72.211.242 ip4:63.72.211.243 ip4:63.72.211.244 ip4:63.72.211.245 ip4:63.72.211.246 ip4:63.72.211.247 ip4:63.72.211.248
📊 DNS lookups: 0/10

DMARC Record

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

15 records
  • SPFv=spf1 ip4:63.72.211.240 ip4:63.72.211.241 ip4:63.72.211.242 ip4:63.72.211.243 ip4:63.72.211.244 ip4:63.72.211.245 ip4:63.72.211.246 ip4:63.72.211.247 ip4:63.72.211.248
  • appspace-domain-verification=a5d85ad497cf9cbc08ed6c2f670cbc50c3739c70c5b16a49c199966be583531c
  • Dynatrace-site-verification=9fde1b5c-57fa-497b-a19c-6086c49c3a99__6a6447s7pekfkat2lo3ibgvosg
  • 0ed1fe018a0632a314459c464380191bbdf78a48c8
  • O1vNltSCsn9unZH2N5GIJ8YJtZuA55hkT0SCV4P3Zd0pdFYCxOceF5pBa1WfRXHkDQziKIdNv0JFI5+iO7OoeA==
  • google-site-verification=gdzn7MX39C2IX6sbr63388UeN0tJ4ouYvw8Wh31o6tE
  • HYu8xDlgmSnpg8P3F10duvSl
  • apple-domain-verification=AmJmYyNK95SSW6JD
  • veG2Fnyond0RUMn1D8hEPGNJDohz0KCVh+VedvS/G0toQgxD4kYMyDrO275RpoP0jAFVQLF29YpGSouA4Rvnsw==
  • MS=ms83456039
  • atlassian-domain-verification=wjuwqo6k1suapkVqvH4RmkK9sDJKSWNXGt2ShtIz9wcVTNSedFdQgetcbSavuOFS
  • docusign=84f5168b-156c-4ea3-b88b-34bdd1da0c47
  • adobe-idp-site-verification=daf4b54d04dc06dbcca8b7620fec473f48136efd7ed690af46fa1f5a4f69d421
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • adobe-idp-site-verification=06c9a77f-9883-4470-9c04-9ccf8aad6e74
Full email verification for lb.com

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