Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
heliosherrera.mx
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 16:27:50 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 10
A / AAAA Records
- 104.21.94.104
- 172.67.222.91
- 2606:4700:3037::6815:5e68
- 2606:4700:3030::ac43:de5b
Mail Server IPs
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 142.251.179.26 ↩ pd-in-f26.1e100.net
- 2607:f8b0:4004:c1b::1a ↩ wv-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
arturo.ns.cloudflare.com dns.cloudflare.com 2399305097 10000 2400 604800 1800
Primary NS (mname)
arturo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399305097
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
bethany.ns.cloudflare.com
arturo.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
google._domainkey
dkim._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
9 records- system.maxcorreo.es
- SPFv=spf1 include:_spf.google.com ~all
- SPFv=spf1 include:_spf.google.com ~allhttps://support.google.com/a/answer/10685031?hl=es
- SPFv=spf1 mx ip4:74.208.152.96 ~all
- zone-ownership-verification-4ac2e6ff2711f4e168932f3bc24a462ce3407b0fb9397ca4be10edf501a9bb9c
- zone-ownership-verification-f3035198e025a41aeef78b627798ac9b15cdfee3b44086033c17d09fd308a7c0
- facebook-domain-verification=l85wip8wqw0jhqans5l8gaqbo1p1sc
- google-site-verification=9jYf9G4ccdh8UuJT9Y8hJDmlF1eEsjyxNaDSJdqrfrs
- google-site-verification=prvy5df6IwBDgdWsH6qpNW83Y7udcC4jPDATtVwQMkM
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 heliosherrera.mx
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits