Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
concertium.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 06:47:14 UTC · ↺ Refresh
MX Hostnames
- concertium-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 141.193.213.10
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns-1408.awsdns-48.org
ns-1944.awsdns-51.co.uk
ns-201.awsdns-25.com
ns-888.awsdns-47.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.smtp2go.com include:spf.myconnectwise.net ip4:40.117.122.203 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- anthropic-domain-verification-2jeqp7=LBLLJkqbuunCiXVIA17Uqf8zI
- google-site-verification=nQfivbSeKbMtf-qRoRwvFEn-NnIkSPyQjl5mnIHSJ_E
- jamf-site-verification=E7hWXmxBsCf9j5VakwCcsQ
- SPFv=spf1 include:spf.protection.outlook.com include:spf.smtp2go.com include:spf.myconnectwise.net ip4:40.117.122.203 -all
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