cbhartwig.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
cbhartwig.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-03 12:02:18 UTC · ↺ Refresh

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MX Hostnames

  • mx.cbhartwig.com.cust.b.hostedemail.com
  • aspmx.l.google.com

MX Priorities

  • mx.cbhartwig.com.cust.b.hostedemail.com: 20
  • aspmx.l.google.com: 1

A / AAAA Records

  • 157.230.196.39 (no PTR)

Mail Server IPs

  • 64.233.180.26 ↩ pe-in-f26.1e100.net
  • 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net

SOA Record

Raw SOA ns1.systemdns.com hostmaster.systemdns.com 1778511432 10800 3600 1209600 60
Primary NS (mname)
ns1.systemdns.com
Admin Email (rname)
hostmaster@systemdns.com
Serial
1778511432
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
60s

Nameservers (NS)

ns3.systemdns.com
ns1.systemdns.com
ns2.systemdns.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

2 records
  • DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCpdSs36rDE54VncNO7mHgElNZgybuGC5ojFo3WkIb4rF7px+lY9G0seStnkeziZtSvRnaenLP4gsWvUTP512HK0f6JbAVp7Qi2+8Li4i+a+ow+i69MFtxxTq1Qf9jl1Yr/Lw878QQ2Ugzs8A3m4LdytDKhi4Alpqa3sEaHajxHFQIDAQAB
  • dakd6sf6qg47is0sen30sgb5au
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