thunderbird.asu.edu

Valid Email Server
Domain Lookup › thunderbird.asu.edu
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
thunderbird.asu.edu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 23:13:26 UTC · ↺ Refresh

MX Hostnames

  • mxb.global.inbound.cf-emailsecurity.net
  • mxa.global.inbound.cf-emailsecurity.net

MX Priorities

  • mxa.global.inbound.cf-emailsecurity.net: 5
  • mxb.global.inbound.cf-emailsecurity.net: 5

A / AAAA Records

  • 104.16.67.56 (no PTR)
  • 104.16.68.56 (no PTR)

Mail Server IPs

  • 172.65.64.78 (no PTR)

SOA Record

No SOA record found.

Nameservers (NS)

No nameservers found.

SPF Record

✓ Soft Fail (~all)
v=spf1 include:aspmx.pardot.com include:spf2.asu.edu include:spf.protection.outlook.com include:em8526.us.hivebrite.com include:app.aventri.com include:_spf.salesforce.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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

3 records
  • facebook-domain-verification=f447uwq8ve65md8m7vh2eixa8e2220
  • google-site-verification=aJ3NpGq4cUAO63nzPwysFLM56Lxus_tcXmh-j1IoYWo
  • SPFv=spf1 include:aspmx.pardot.com include:spf2.asu.edu include:spf.protection.outlook.com include:em8526.us.hivebrite.com include:app.aventri.com include:_spf.salesforce.com ~all
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