Domain Overview
DNS: ✓ 5h ago
Checker: ✓ 5h ago
humancore.ai
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 04:02:46 UTC · ↺ Refresh
MX Hostnames
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
- alt3.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
- 216.150.1.1
Mail Server IPs
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.251.111.26 ↩ bk-in-f26.1e100.net
- 2607:f8b0:4004:c25::1b ↩ yuiadtq-in-f27.1e100.net
SOA Record
Raw SOA
aliza.ns.cloudflare.com dns.cloudflare.com 2404168016 10000 2400 604800 1800
Primary NS (mname)
aliza.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404168016
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
hugh.ns.cloudflare.com
aliza.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:7819406.spf06.hubspotemail.net include:email.freshservice.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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- oKwqlZGyqQfd56jJwnklK9SHAv7vs4KMj1DlYmEYqlM
- SPFv=spf1 include:_spf.google.com include:7819406.spf06.hubspotemail.net include:email.freshservice.com ~all
- MS=ms21699200
- google-site-verification=4FF7EXoGwZeTdaz-3tMtBSCxDqHxKt7USEjX7v9mCJo
- google-site-verification=5CQvw3LgYEUaifAR9Ax_AYiSpHnT9Jf6fAO5pvI5KOM
- google-site-verification=6CKj4gpc88Cjyn-x65v2c8UZUXmRR6hPxhnGDM4kSJ0
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for humancore.ai
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits