gruppe-heinlein.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
gruppe-heinlein.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-22 07:23:58 UTC · ↺ Refresh

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MX Hostnames

  • aspmx3.googlemail.com
  • aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • aspmx2.googlemail.com

MX Priorities

No priority data.

A / AAAA Records

  • 172.67.130.123
  • 104.21.3.79
  • 2606:4700:3030::ac43:827b
  • 2606:4700:3035::6815:34f

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

terry.ns.cloudflare.com
davina.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:67.225.163.96 include:spf.duplika.com ip4:67.225.220.137 ip4:69.16.228.9 include:_spf.google.com ~all include:spf.fromdoppler.com
📊 DNS lookups: 3/10

DMARC Record

✓ Reject
v=DMARC1;p=reject;sp=none;adkim=s;aspf=s;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 2 found
google._domainkey
default._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
  • duo_sso_verification=WR86Iles3zMwkmGTvLILbaNy8gp2T9GKF4X20QoX7kZDl0dD818jEah1F7597oR4
  • google-site-verification=8Y7TiLAd6exZB45OaTX5N1m4HGqHAb4W1EPlKNuy4pY
  • n5vdjftd65pcvw74xy1m06n0sjj668q3
  • pj23srxflzx9yf81t9mjpb2kvpsjlmkp
  • SPFv=spf1 ip4:67.225.163.96 include:spf.duplika.com ip4:67.225.220.137 ip4:69.16.228.9 include:_spf.google.com ~all include:spf.fromdoppler.com
  • anthropic-domain-verification-3y1xht=d85ot5y3wKWFIU6UYjokiOdAJ
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