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L

lejos.sourceforge.io

Registered
Screenshot lejos.sourceforge.io
Website screenshot
Page analyze update date: 2026/05/28 16:44:37
Last whois update date: 2026/06/09 14:43:59
Domain Status
Registered
Paid till
12.04.2027
Available from
12.05.2027
SEO Score
63.01%
92
Score achieved
146
Maximum score

Main Information

ℹ️
Title: LeJOS, Java for Lego Mindstorms
Description: leJOS is a Java based replacement firmware for the Lego Mindstorms RCX microcontroller and NXJ is a Java based replacement firmware for the Lego Mindstorms NXT microcontroller
Keywords: LeJOS, NXJ, Icommand, NXT , RCX, lego mindstorm,Java, TinyVM, Lego, Mindstorms, RCX, Robots, Eclipse
Page Encoding: utf-8
Page Filesize: 29 KB

Server Information

🖥️
IP: 104.18.11.31
Http Server: cloudflare
Encoding: utf-8

Meta Tags List

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Internal Links

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External Links

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Whois Information

📄
domain_name: sourceforge.io
domain_id: REDACTED
update_date: 2024-08-23T10:00:15Z
update_time: 1724407215
creation_date: 2013-04-12T22:12:31Z
creation_time: 1365804751

Whois Raw Data

📋
            Domain Name: sourceforge.io
Registry Domain ID: REDACTED
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: http://www.godaddy.com/domains/search.aspx?ci=8990
Updated Date: 2024-08-23T10:00:15Z
Creation Date: 2013-04-12T22:12:31Z
Registry Expiry Date: 2027-04-12T22:12:31Z
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.4806242505
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientRenewProhibited https://icann.org/epp#clientRenewProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Registry Registrant ID: REDACTED
Registrant Name: REDACTED
Registrant Organization: Domains By Proxy, LLC
Registrant Street: REDACTED
Registrant City: REDACTED
Registrant State/Province: Arizona
Registrant Postal Code: REDACTED
Registrant Country: US
Registrant Phone: REDACTED
Registrant Phone Ext: REDACTED
Registrant Fax: REDACTED
Registrant Fax Ext: REDACTED
Registrant Email: REDACTED
Registry Admin ID: REDACTED
Admin Name: REDACTED
Admin Organization: REDACTED
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Admin State/Province: REDACTED
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Admin Country: REDACTED
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Admin Email: REDACTED
Registry Tech ID: REDACTED
Tech Name: REDACTED
Tech Organization: REDACTED
Tech Street: REDACTED
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Tech State/Province: REDACTED
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Tech Email: REDACTED
Name Server: ns11.constellix.com
Name Server: ns21.constellix.com
Name Server: ns41.constellix.net
Name Server: ns31.constellix.com
Name Server: ns51.constellix.net
Name Server: ns61.constellix.net
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://icann.org/wicf/
>>> Last update of WHOIS database: 2026-06-09T14:43:58Z

Robots.txt

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			# robots.txt for http://lejos.sourceforge.net/
User-agent: *
Disallow: /assets/
Disallow: /apidocs/
Disallow: /forum/memberlist.php

Disallow: /nxt/
        

SEO Audit

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Technical SEO

Response Code
200
Status 200 OK - page loads correctly.
Character Encoding
Page: utf-8, Header: utf-8
Character encoding consistent between HTML and headers.
Page Size
29878 bytes
Page size acceptable for fast loading.
Resources
43 total
Moderate number of resources. Consider combining files.
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
zstd
Gzip or Zstd compression enabled for faster loading.
Caching
no-cache
Cache-control headers properly set.
Page Speed
4.85 ms
Excellent loading speed.

On-Page SEO

Title
LeJOS, Java for Lego Mindstorms
Good title length (30-60 characters).
!
Meta Description
leJOS is a Java based replacement firmware for the Lego Mindstorms RCX microcontroller and NXJ is a Java based replacement firmware for the Lego Mindstorms NXT microcontroller Lenght:175
Meta description too long. Reduce to 100-160 characters.
!
H1 Heading
0 found - ""
Add exactly one H1 heading with primary keywords.
Word Count
2312
Content very comprehensive. Consider breaking into multiple pages if too long.
!
Canonical Tag
Add canonical tag to prevent duplicate content issues.
Duplicate Meta
[]
No duplicate meta tags found.
Keywords
LeJOS, NXJ, Icommand, NXT , RCX, lego mindstorm,Java, TinyVM, Lego, Mindstorms, RCX, Robots, Eclipse
Meta keywords set (note: not used by major search engines).

Content and UX

Language
en
Language attribute properly set.
!
Images
40 total, 40 missing ALT
Add ALT text to images for accessibility and SEO.
!
Viewport
Add viewport meta tag for mobile responsiveness.
!
Open Graph
Missing: og:title, og:description, og:image, og:url
Add missing OpenGraph tags for social media sharing: og:title, og:description, og:image, og:url
!
Structured Data
0 JSON-LD scripts
Add structured data (JSON-LD) for rich snippets and better SEO.

Positions in Google

Search Phrases - Google

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Position Phrase Page Snippet
34java exception java io ioexception/rcx/api/java/io/ioe...

Additional Services

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