sanbrunocable.com

Valid Email Server
Domain Lookup › sanbrunocable.com

Domain Overview

DNS: ✓ 9d ago Checker: ✓ 9d ago
sanbrunocable.com
Yes
✓ Yes
Yahoo
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-01 12:48:50 UTC · ↺ Refresh

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MX Hostnames

  • mta6.am0.yahoodns.net
  • mta5.am0.yahoodns.net
  • mta7.am0.yahoodns.net

MX Priorities

  • mta5.am0.yahoodns.net: 10
  • mta6.am0.yahoodns.net: 10
  • mta7.am0.yahoodns.net: 10

A / AAAA Records

  • 207.38.77.37

Mail Server IPs

  • 98.136.96.75 ↩ mtaproxy1.free.mail.vip.ne1.yahoo.com
  • 67.195.228.106 ↩ mtaproxy2.free.mail.vip.gq1.yahoo.com
  • 67.195.228.109 ↩ mtaproxy5.free.mail.vip.gq1.yahoo.com
  • 98.136.96.77 ↩ mtaproxy5.free.mail.vip.ne1.yahoo.com
  • 98.136.96.74 ↩ mtaproxy2.free.mail.vip.ne1.yahoo.com
  • 67.195.204.73 ↩ mtaproxy4.free.mail.vip.bf1.yahoo.com
  • 67.195.204.74 ↩ mtaproxy5.free.mail.vip.bf1.yahoo.com
  • 67.195.228.110 ↩ mtaproxy3.free.mail.vip.gq1.yahoo.com
  • 98.136.96.91 ↩ mtaproxy3.free.mail.vip.ne1.yahoo.com
  • 67.195.228.111 ↩ mtaproxy4.free.mail.vip.gq1.yahoo.com
  • 67.195.204.77
  • 98.136.96.76
  • 67.195.228.94

SOA Record

Raw SOA dns101.comcast.net dnsmaster.comcastonline.com 5 7200 300 604800 900
Primary NS (mname)
dns101.comcast.net
Admin Email (rname)
dnsmaster@comcastonline.com
Serial
5
Refresh
7200s
Retry
300s
Expire
604800s
Minimum TTL
900s

Nameservers (NS)

dns103.comcast.net
dns104.comcast.net
dns105.comcast.net
dns101.comcast.net
dns102.comcast.net

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

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

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine

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

1 record
  • 202405131828052i7z1z2qgw6ed9nx4wkkbivqaenmcdrvehrwml9qskdzfzlv74 v=spf1 include:_smtp85.spf.24hoursupport.com include:_smtp212.spf.24hoursupport.com include:_ipspf.yahoo.com ~all google-site-verification=o49esJLi1g6lgAFfZ4WN2fuRe1QE1NNvSS7zkaH4oMQ 202505141543290ifwq52zjf44zq99n1nhk1xfgxecciou4d7j2a7786t5a81fc2
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