Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thegoodprep.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 03:30:50 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 144.126.200.42
Mail Server IPs
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.251.163.26 ↩ wv-in-f26.1e100.net
- 2607:f8b0:4004:c19::1b ↩ bk-in-f27.1e100.net
SOA Record
Raw SOA
curt.ns.cloudflare.com dns.cloudflare.com 2398220384 10000 2400 604800 1800
Primary NS (mname)
curt.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398220384
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
curt.ns.cloudflare.com
irma.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:mail.zendesk.com include:_spf.elasticemail.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
6 records- facebook-domain-verification=1e03ko8byhaezrixmnvxzv3fviw08a
- google-site-verification=L08vf2j8zJOOoJ_sgSkXqCuR60oyEan1uelwDhENUXs
- google-site-verification=vIT5USJ3pyqbc-EtOb9MYNM6Vpvf_m-rw0Z-Q4N2pnY
- google-site-verification=x8SehApJpt5PUaMPKu6BkO0lbZlNwWYLrUmAKCRHNk8
- klaviyo-site-verification=L5pR8J
- SPFv=spf1 include:_spf.google.com include:mail.zendesk.com include:_spf.elasticemail.com ~all
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