Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
irvinemathacademy.com
Yes
✓ Yes
Yahoo
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 18:53:42 UTC · ↺ Refresh
MX Hostnames
- mx-biz.mail.am0.yahoodns.net
MX Priorities
- mx-biz.mail.am0.yahoodns.net: 10
A / AAAA Records
- 104.26.6.29 (no PTR)
- 104.26.7.29 (no PTR)
- 172.67.69.179 (no PTR)
- 2606:4700:20::ac43:45b3 (no PTR)
- 2606:4700:20::681a:71d (no PTR)
- 2606:4700:20::681a:61d (no PTR)
Mail Server IPs
- 67.195.228.75 ↩ mtaproxy1.biz.mail.vip.gq1.yahoo.com
- 67.195.204.83 ↩ mtaproxy1.biz.mail.vip.bf1.yahoo.com
SOA Record
Raw SOA
gwen.ns.cloudflare.com dns.cloudflare.com 2398848245 10000 2400 604800 1800
Primary NS (mname)
gwen.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398848245
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gwen.ns.cloudflare.com
henry.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:192.232.208.204 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=OMYaYzxcfCWsmmsbJznQ_JDNyCoIxkWE1tgYKmvj1Vs
- SPFv=spf1 +a +mx +ip4:192.232.208.204 ~all
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