www.explainthatstuff.com
Registered
Page analyze update date:
2025/11/08 01:16:57
Last whois update date:
2026/02/02 17:59:38
Domain Status
Registered
Paid till
22.04.2027
Available from
22.05.2027
×
![Fullscreen website screenshot]()
www.explainthatstuff.com Website screenshot
SEO Score
63.7%
93
Score achieved
146
Maximum score
Main Information
Title: Explain that Stuff
Description: A collection of FREE, easy-to-understand science, technology, and how-it-works articles for the whole family!
Keywords: unknown
Page Encoding:
utf-8
Body and server charset are different!
Page Filesize: 74 KB
Server Information
IP: 209.142.64.143
Location: United States,US,,,37.751,-97.822,America/Chicago
Encoding: UTF-8
Meta Tags List
- name: viewport content: width=device-width, initial-scale=1.0
- equiv: Content-type content: text/html;charset=UTF-8
- name: ROBOTS content: NOODP
- name: description content: A collection of FREE, easy-to-understand science, technology, and how-it-works articles for the whole family!
- equiv: PICS-Label content: (PICS-1.1 "http://www.classify.org/safesurf/" L gen true for "https://www.explainthatstuff.com/" r (SS~~000 1))
- name: alexaVerifyID content: zJwPnVZprXRC-PX4afd9jAZ6IV8
- name: verify-v1 content: Lrg/eKaJEvWUlgZIpFJ8TzpF0On2WbpHocUuNI1xp/Q=
- name: google-site-verification content: rHVKo-E_tpyTAHAW2_XABOTBH9iSN7oRdbCxco5kIn4
- property: og:url content: http://www.explainthatstuff.com/
- property: og:type content: website
- property: og:site_name content: Explain that Stuff
- property: og:title content: Explain that stuff! Science and technology made simple
- property: og:description content: We make science and technology easy to understand.
- property: og:image content: https://cdn4.explainthatstuff.com/optical-mouse-light-guide-large-og.jpg
- property: article:publisher content: https://www.facebook.com/explainthatstuff
- property: article:author content: https://www.chriswoodford.com/
- property: article:published_time content: 2006-04-23
- property: article:modified_time content: 2025-06-01
- property: fb:app_id content: 1678539732394615
- name: theme-color content: #1D3557
- name: robots content: max-image-preview:large
Internal Links
External Links
Whois Information
domain_name: explainthatstuff.com
update_date: 2025-07-13T23:29:33Z
update_time: 1752449373
creation_date: 2006-04-22T19:26:12Z
creation_time: 1145733972
expiration_date: 2027-04-22T19:26:12Z
Whois Raw Data
Domain Name: EXPLAINTHATSTUFF.COM
Registrar: Tucows Domains Inc.
Domain Status: active
Creation Date: 2006-04-22T19:26:12Z
Registry Expiry Date: 2027-04-22T19:26:12Z
Updated Date: 2025-07-13T23:29:33Z
Name Server: NS0.ZEN.CO.UK
Name Server: NS1.ZEN.CO.UK
REGISTRAR Contact: Tucows Domains Inc.
>>> Last update of RDAP database: 2026-02-02T20:59:38Z
Robots.txt
User-agent: *
Allow: /*.js
Disallow: /audio/
Disallow: /cgi-bin/
Disallow: /includes/
Disallow: /random.php
Disallow: /Mobile_Detect.php
Disallow: /mobiletop.html
Disallow: /mobilemid.html
Disallow: /desktoptop.html
Disallow: /desktopmid.html
Disallow: /mobiletop-noad.html
Disallow: /mobilemid-noad.html
Disallow: /desktoptop-noad.html
Disallow: /desktopmid-noad.html
Disallow: /searchjava.html
Disallow: /bottomsearch.html
Disallow: /mobilebotad.html
Disallow: /desktopbotad.html
Disallow: /desktopbotad2.html
Disallow: /facebook-desktop.html
Disallow: /facebook-mobile.html
Disallow: /mobilemid2.html
Disallow: /mobilebotad2.html
Disallow: /desktoptop2.html
Disallow: /desktopmid2.html
Disallow: /analytics.html
Disallow: /mobile-search.html
User-agent: AhrefsBot
Disallow: /
SEO Audit
Technical SEO
✓
Response Code
200
Status 200 OK - page loads correctly.
!
Character Encoding
Page: utf-8, Header: UTF-8
Character encoding mismatch between HTML and HTTP headers.
✓
Page Size
76285 bytes
Page size acceptable for fast loading.
!
Resources
73 total
Too many resources. Optimize and combine files for better performance.
✓
Hreflang Tags
0 hreflang tags
Add hreflang tags if you have multilingual content.
✓
Robots.txt
Exists
Robots.txt file found.
!
Sitemap
Not found
Add sitemap.xml and reference it in robots.txt.
✓
HTTPS
Yes
Secure HTTPS connection enabled.
✓
Compression
gzip
Gzip or Zstd compression enabled for faster loading.
✓
Caching
max-age=259200, must-revalidate
Cache-control headers properly set.
✓
Page Speed
4.33 ms
Excellent loading speed.
On-Page SEO
!
Title
Explain that Stuff
Title too short. Expand to 30-60 characters for better SEO.
✓
Meta Description
A collection of FREE, easy-to-understand science, technology, and how-it-works articles for the whole family! Lenght:109
Good meta description length (100-160 characters).
✓
H1 Heading
1 found - "The FREE science and technology book"
Good - single H1 heading found.
!
Word Count
316
Content somewhat short. Expand to 500+ words for optimal SEO.
!
Canonical Tag
Add canonical tag to prevent duplicate content issues.
!
Duplicate Meta
{"robots":2}
Remove duplicate meta tags to avoid conflicts.
✓
Keywords
Meta keywords are optional (not used by major search engines).
Content and UX
!
Language
Add lang attribute to tag for accessibility and SEO.
✓
Images
48 total, 0 missing ALT
All images have proper ALT text.
✓
Viewport
width=device-width, initial-scale=1.0
Viewport meta tag properly set for mobile devices.
✓
Open Graph
All OG tags present.
All essential OpenGraph tags present.
✓
Structured Data
2 JSON-LD scripts
Structured data (JSON-LD) found.
Positions in Google
Search Phrases - Google
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 4 | /inventors-and-inventions.html |
Positions in Yandex
Search Phrases - Yandex
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 3 | /gravity.html |