indexo.dev

zengengo.com

.com crawl

First seen 2026-05-03 · Last seen 2026-05-10 · ok HTTP/1.1 200 2492 ms crawled 2026-05-10

US · 198.202.211.1 · AS209242 Cloudflare London, LLC

Reputation 92/100 no dmarc policy

sector education type homepage

HTML metadata

Title
Learn a Language, Teach a Language | ZenGengo
Description
ZenGengo is an online platform for teaching and learning languages with 10 assignment types for practicing reading, writing, listening and speaking.

Open Graph

title
Learn a Language, Teach a Language | ZenGengo
description
ZenGengo is an online platform for teaching and learning languages with 10 assignment types for practicing reading, writing, listening and speaking.

Technology

CDN
Cloudflare
Fonts
  • Google Fonts
Third-party hosts loaded (12)
  • cdn.prod.website-files.com×59
  • ajax.googleapis.com×3
  • cdn.jsdelivr.net×1
  • cdnjs.cloudflare.com×1
  • d14zwb30yqb49s.cloudfront.net×1
  • d3e54v103j8qbb.cloudfront.net×1
  • fonts.googleapis.com×1
  • fonts.gstatic.com×1
  • r.wdfl.co×1
  • static.getclicky.com×1
  • www.facebook.com×1
  • www.google.com×1

Registration

Registrar
NameCheap, Inc.
Created
2021-08-10
Expires
2026-08-10 83 days left
Updated
2021-08-10
Name servers
  • ns-1091.awsdns-08.org
  • ns-1979.awsdns-55.co.uk
  • ns-369.awsdns-46.com
  • ns-564.awsdns-06.net

DNS records live

NS
  • ns-1091.awsdns-08.org
  • ns-1979.awsdns-55.co.uk
  • ns-369.awsdns-46.com
  • ns-564.awsdns-06.net
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • MS=D430CAEDA7FCD6AE1FC10E0E4E2F9F2AA369C5AA
  • google-site-verification=IXf_IxQgCjjwUMekC5UbdA20jVWfPSsUHmIT1x3xXGo

Email authentication weak

SPF
v=spf1 include:sender.zcsend.jp ~all
softfail (~all)
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCQcewwmKUTRLe8gxv7JjbNz9zgfs93hzapjqKxPqekG3E9uZoXUT1AZyKl49xHtbn6gCnUkc54AHXHg5fr0h…
selectors probed

Certificate (current)

WE1
from 2026-04-14 to 2026-07-13
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.zengengo.com/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (4)

Linked from (1)