Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ingenieriadeciudades.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 23:29:19 UTC · ↺ Refresh
MX Hostnames
- mx.spamexperts.com
- fallbackmx.spamexperts.eu
MX Priorities
- fallbackmx.spamexperts.eu: 20
- mx.spamexperts.com: 10
A / AAAA Records
- 189.202.202.72 ↩ 72.189-202-202.bestelclientes.com.mx
- 201.163.30.118 ↩ static-201-163-30-118.alestra.net.mx
Mail Server IPs
- 38.71.16.244 ↩ fe2-r2-in.la10.l.antispamcloud.com
- 38.89.254.156 ↩ fe1-r2-in.ch03.l.antispamcloud.com
- 38.101.250.150 ↩ fe3-r2-in.atl06.l.antispamcloud.com
- 2001:550:2:61::2fc:100 (no PTR)
- 2001:550:2:78::ca:100 ↩ fe3-r2-in.atl06.l.antispamcloud.com
- 2001:550:2:3::62:100 ↩ fe2-r2-in.la10.l.antispamcloud.com
SOA Record
Raw SOA
ns.ingenieriadeciudades.com soporte.esoft.com.mx 1731026280 10800 3600 604800 10800
Primary NS (mname)
ns.ingenieriadeciudades.com
Admin Email (rname)
soporte@esoft.com.mx
Serial
1731026280
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns.ingenieriadeciudades.com
SPF Record
✓ Strict (-all)
v=spf1 +a a:mx1.esoft.com.mx +mx -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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 a:mx1.esoft.com.mx +mx -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 ingenieriadeciudades.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits