indexo.dev

englishcentral.com

.com crawl

First seen 2026-05-15 · Last seen 2026-05-15 · ok HTTP/1.1 200 6098 ms crawled 2026-05-20

US · 13.33.235.23 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Online English Lessons | English Videos - Your Personal English Teacher - Live Lessons 24/7
Description
Level up your English in 3 Months with EnglishCentral Difference - Professional Tutors and AI-Powered Chatbot.
Language
en
Canonical
https://www.englishcentral.com
Translations
  • zh ×2
  • ar
  • de
  • es
  • fr
  • he
  • ja
  • ko
  • pl
  • pt
  • ru
  • tr
  • vi

Open Graph

url
http://www.englishcentral.com/
title
Your Personal English Teacher - Live Lessons 24/7
site name
EnglishCentral
description
Level up your English in 3 Months with EnglishCentral Difference - Professional Tutors and AI-Powered Chatbot.

Technology

CDN
Amazon CloudFront
Server
CloudFront
Stack
PHP
Analytics
  • Google Analytics
Ads
  • Meta Pixel

Third-party hosts loaded (3)

  • api.googleapis.com×1
  • connect.facebook.net×1
  • www.google-analytics.com×1

Registration

Registrar
Gandi SAS
Created
1999-06-08
Expires
2027-06-08 383 days left
Updated
2026-05-04
Name servers
  • ns-1490.awsdns-58.org
  • ns-1793.awsdns-32.co.uk
  • ns-186.awsdns-23.com
  • ns-529.awsdns-02.net

DNS records live

NS
  • ns-1490.awsdns-58.org
  • ns-1793.awsdns-32.co.uk
  • ns-186.awsdns-23.com
  • ns-529.awsdns-02.net
MX
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • MS=A5A30B66235C60F3E928D9F88FAA67CA77DBE833
  • sending_domain1081353=18f776d4ce73c9bb2e83bacd528a7746e3168a899ac2874f03994204728c4268
  • worksmobile.certification.opwto3vqlns701wpwy.pen1vr43wvioli.koj1mp7um
Verified for
  • Atlassian
  • Google
  • Meta
  • Zoho

Email authentication strong

SPF
v=spf1 mx a:o1.email.englishcentral.com include:_spf.google.com include:servers.mcsv.net include:amazonses.com include:sendgrid.net include:_spf.salesforce.com ip4:52.207.132.113 ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc-reports@englishcentral.com; adkim=s; aspf=s
policy: reject (enforced)
DKIM
Show 4 DKIM selectors
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCfSO+Clfb/CQLRHEvvEwRnZtUZNTnsKwAbLdRq+3DPRKEtmZtg0J9B4hMa7yWjuoVhTC0/FN3e8WAUO2hZeM…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwFuZ83uvQsoOsp6PJkFzHhbz+Jg8bq/fFyekRceRyyn+8rOGyE1U/eaMF+oJTcLqFjBNAqjXytD1afbkq0…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDn9/KE3bLDqStTZDzfLo1K/5TBzlt2RyRubZw9/o/EJfJQUsm0Gm+mtR0TzpiQQjwcfe2JwXCOkBuwAHGVkVwQyP…
  • smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…
selectors probed

Certificate (current)

Amazon RSA 2048 M01
from 2026-04-21 to 2026-11-05
Expires in 168 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.englishcentral.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; includeSubDomains; preload

Linked from (1)