Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
oncentrl.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 03:59:28 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
No priority data.
A / AAAA Records
- 104.20.34.76
- 172.66.163.206
- 2606:4700:10::ac42:a3ce
- 2606:4700:10::6814:224c
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
jay.ns.cloudflare.com
dalary.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com include:mail.zendesk.com include:mktomail.com include:spf.protection.outlook.com include:spf.mandrillapp.com ip4:52.73.203.75 ip4:44.193.121.189 include:_spf.smtp.mailtrap.live -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- Dynatrace-site-verification=e0470aa5-eb6c-4c18-92c4-ccea00ea72af__6h7he985vdrpuisnojtuad9qp7
- apple-domain-verification=IAulS7xB0LG6WfNr
- atlassian-domain-verification=7zuk/OLVECYzH5XTa/D4DSIkbqvaycg68nOwrLk4wuT5UxNVbTDNKOdYshDDnE2h
- google-site-verification=cnpaJKgeo_Nqf20q-2CjPZWJ7uMBneeemBx6-81QX_o
- numeric-domain-verification-j6yfey=EuYdOhzdjGDgmid3XYeOIJQmf
- SPFv=spf1 include:_spf.google.com include:mail.zendesk.com include:mktomail.com include:spf.protection.outlook.com include:spf.mandrillapp.com ip4:52.73.203.75 ip4:44.193.121.189 include:_spf.smtp.mailtrap.live -all
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