Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
preludesecurity.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 03:29:29 UTC · ↺ Refresh
MX Hostnames
- alt2.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
No priority data.
A / AAAA Records
- 99.83.190.102
- 75.2.70.75
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns-1276.awsdns-31.org
ns-1561.awsdns-03.co.uk
ns-425.awsdns-53.com
ns-923.awsdns-51.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com include:amazonses.com include:21984718.spf10.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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: 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
10 records- anthropic-domain-verification-k9jx4b=LeRij7zFcwxr3U4qbPqt6Q5Ds
- apple-domain-verification=LF9gpjuYF0iR6AAJ
- google-gws-recovery-domain-verification=47813216
- google-site-verification=3qK77t0q0Dl00pJ82nEj6KidZS5hkL2aAGy48eckKww
- proxy-ssl.webflow.com
- SPFv=spf1 include:_spf.google.com include:amazonses.com include:21984718.spf10.hubspotemail.net -all
- 1password-site-verification=6UPUUMTDRZH3HPKI6YTUAIEZVQ
- MS=ms73821588
- TAILSCALE-iPdgqh7RBbL7u6TVoh7B
- _02hsgygtah86wphbpewubgmns5u24tt
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