ctxt.mx

Valid Email Server
Domain Lookup › ctxt.mx
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
ctxt.mx
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-23 06:20:34 UTC · ↺ Refresh

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MX Hostnames

  • SMTP.GOOGLE.COM

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 162.240.66.47 ↩ vps-680581.contextodidactico.com.mx

Mail Server IPs

  • 142.250.31.27 ↩ bj-in-f27.1e100.net
  • 142.251.111.26 ↩ bk-in-f26.1e100.net
  • 142.251.16.26 ↩ bl-in-f26.1e100.net
  • 142.251.16.27 ↩ bl-in-f27.1e100.net
  • 142.251.111.27 ↩ bk-in-f27.1e100.net
  • 2607:f8b0:4004:c17::1b ↩ bl-in-f27.1e100.net
  • 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
  • 2607:f8b0:4004:c19::1b ↩ bk-in-f27.1e100.net
  • 2607:f8b0:4004:c19::1a ↩ bk-in-f26.1e100.net

SOA Record

Raw SOA ns1.contextodidactico.com.mx root.vps-680581.contextodidactico.com.mx 2026091901 3600 1800 1209600 86400
Primary NS (mname)
ns1.contextodidactico.com.mx
Admin Email (rname)
root@vps-680581.contextodidactico.com.mx
Serial
2026091901
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.contextodidactico.com.mx
ns2.contextodidactico.com.mx

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:162.240.66.47 include:_spf.google.com +a +mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; sp=none; pct=100; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none

DKIM Selectors

✓ 2 found
google._domainkey
default._domainkey
✓ Public key: 237 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

2 records
  • SPFv=spf1 ip4:162.240.66.47 include:_spf.google.com +a +mx ~all
  • google-site-verification=wm41_ctMcCNapMTqnO0qIf6lIH-ZMabiXeFp4ZhrJ_M
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