responsivedesignchecker.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-18 · ok HTTP/1.1 200 1363 ms crawled 2026-05-07

US · 173.225.177.223 · AS53292 ManagedWay

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Responsive Website Design Tester | Media Genesis
Description: Test how responsive your website design is with this free tool. Check if your website fits and adapts to mobile, tablet, and desktop screen sizes.

Technology

Server: Apache

Fonts

Google Fonts

Third-party hosts loaded (4)

code.jquery.com×1
fonts.googleapis.com×1
maxcdn.bootstrapcdn.com×1
www.google.com×1

Social

Contact

Email

info@mediag.com

Phone

Registration

Registrar

Wild West Domains, LLC

Created

2012-08-24

Expires

2026-08-24 97 days left

Updated

2025-08-25

Name servers

ns1.mediagenesis.com
ns2.mediagenesis.com

DNS records live

NS

dns1.mediagenesis.com
dns2.mediagenesis.com

MX

10 mail.responsivedesignchecker.com

TXT

17b89c8kgfb77uj1ievbdslfuv
p6ajm5tphj8qsdoohhrlfqa2uf

Email authentication weak

SPF: v=spf1 a mx ip4:173.225.177.223 ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Go Daddy Secure Certificate Authority - G2

from 2025-11-25 to 2026-12-27

Expires in 222 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 100/100 Checked live page: https://responsivedesignchecker.com/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy
permissions-policy

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: SAMEORIGIN
permissions-policy: geolocation=*, midi=(), sync-xhr=(self "https://responsivedesignchecker.com" "https://www.responsivedesignchecker.com"), microphone=(), camera=(), magnetometer=(), gyroscope=(), payment=(), fullscreen=(self "https://responsivedesignchecker.com" "https://www.responsivedesignchecker.com")
x-content-type-options: nosniff
content-security-policy: block-all-mixed-content
strict-transport-security: max-age=31536000