jeffknechtel.com

Valid Email Server
Domain Lookup › jeffknechtel.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
jeffknechtel.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-14 04:13:39 UTC · ↺ Refresh

MX Hostnames

  • mx.runbox.com

MX Priorities

  • mx.runbox.com: 10

A / AAAA Records

  • 18.164.96.115 ↩ server-18-164-96-115.jfk50.r.cloudfront.net
  • 18.164.96.41 ↩ server-18-164-96-41.jfk50.r.cloudfront.net
  • 18.164.96.20 ↩ server-18-164-96-20.jfk50.r.cloudfront.net
  • 18.164.96.13 ↩ server-18-164-96-13.jfk50.r.cloudfront.net

Mail Server IPs

  • 185.226.149.25 ↩ aibo.runbox.com

SOA Record

Raw SOA ns-2039.awsdns-62.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-2039.awsdns-62.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1080.awsdns-07.org
ns-2039.awsdns-62.co.uk
ns-276.awsdns-34.com
ns-760.awsdns-31.net

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

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

No TXT records found.

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