Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
eci.edu.mx
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 00:48:59 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- mail.eci.edu.mx
MX Priorities
- alt1.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- mail.eci.edu.mx: 2
A / AAAA Records
- 50.87.121.57 ↩ 50-87-121-57.unifiedlayer.com
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 142.251.179.26 ↩ pd-in-f26.1e100.net
- 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
- 50.87.121.57 ↩ 50-87-121-57.unifiedlayer.com
SOA Record
Raw SOA
ns1.justhost.com root.just2014.justhost.com 2025040400 86400 7200 3600000 300
Primary NS (mname)
ns1.justhost.com
Admin Email (rname)
root@just2014.justhost.com
Serial
2025040400
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns2.justhost.com
ns1.justhost.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:173.254.28.204 +ip4:50.87.121.57 +ip4:173.254.28.23 +include:_spf.google.com ~all
📊 DNS lookups: 3/10
~ 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
✓ 1 found
default._domainkey
✓ Public key: 168 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
1 record- SPFv=spf1 +a +mx +ip4:173.254.28.204 +ip4:50.87.121.57 +ip4:173.254.28.23 +include:_spf.google.com ~all
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 eci.edu.mx
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits