concentrol.com

Valid Email Server
Domain Lookup › concentrol.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
concentrol.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 02:04:20 UTC · ↺ Refresh

MX Hostnames

  • concentrol-com.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 136.243.123.161

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

dns1.nominalia.com
dns2.nominalia.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:136.243.123.161 include:spf.protection.outlook.com include:servers.mcsv.net include:47673319.spf03.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none;pct=50;adkim=r;aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only

DKIM Selectors

✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1

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

All TXT Records

4 records
  • MS=ms18664493
  • SPFv=spf1 ip4:136.243.123.161 include:spf.protection.outlook.com include:servers.mcsv.net include:47673319.spf03.hubspotemail.net -all
  • google-site-verification=Xj1RyPggQ0duTeHAbyNLFNcO3IH27CN3ZHzKVM3rEk0
  • asv=333a7dafaa622769dafa14a5ec69dda8
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