centurysb.com

Valid Email Server
Domain Lookup › centurysb.com

Domain Overview

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

Checked via [email protected] · 2026-03-19 08:49:05 UTC · ↺ Refresh

MX Hostnames

  • centurysb-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 192.124.249.19 ↩ cloudproxy10019.sucuri.net

Mail Server IPs

  • 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
  • 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
  • 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
  • 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com

SOA Record

Raw SOA mary.ns.cloudflare.com dns.cloudflare.com 2399142182 10000 2400 604800 1800
Primary NS (mname)
mary.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399142182
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

wesley.ns.cloudflare.com
mary.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a:monitor.ensenta.com include:spf.protection.outlook.com include:spf.cocci.com include:spf.digitalinsight.com include:_spf.samanage.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=0;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

4 records
  • 1password-site-verification=4P3ORBOHSBAQXPJ2F4S46ONCUU
  • cisco-ci-domain-verification=d75c8f731053cf6edd04290b7ce962ac982ae88cf7810284f63b045a07ffe4b
  • google-site-verification=LyOUQLgIMPejtjaTph0rnr2--kC05TsOs2MQwNfpzJk
  • SPFv=spf1 a:monitor.ensenta.com include:spf.protection.outlook.com include:spf.cocci.com include:spf.digitalinsight.com include:_spf.samanage.com ~all
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