4java.ru


4java.ru Website Info

4java.ru (Самоучитель по Java с примерами. Изучение Java онлайн по бесплатному учебнику для начинающих.) DNS looks Active and website looks Accessable. According to Google, website speed score is 45/100 and . Website looks safe for children. We detected the website language as ru-RU.
4java.ru


4java.ru Website Tags

Domain Status:
✓ Active
Is Site Accessable?:
✓ Yes
SSL(https):
✓ Yes
Accessable Url:
Title:
4Java.ru - программирование на Java
Description:
Самоучитель по Java с примерами. Изучение Java онлайн по бесплатному учебнику для начинающих.
External Links:
1
Internal Links:
162
Canonical URL:
/
Language:
ru-RU
XML Sitemap:
✓ Yes
robots.txt:
✓ Yes https://www.4java.ru/robots.txt
Favicon:
✓ Yes

4java.ru Domain & Whois Details

Refresh
Server Software:
PHP/7.3.27
Server Type:
nginx/1.18.0
Hosting Location:
Country:Poland, City:Warsaw, Isp:OVH SAS, Org:Space Unlimit
IP:
146.59.24.115



4java.ru Website Speed (Desktop)

Refresh
Speed Index:
45
Speed Index shows how quickly the contents of a page are visibly populated. [Learn more about the Speed Index metric].
Total Size:
1641 KB
Total Size. Large network payloads cost users real money and are highly correlated with long load times.
Server Response Time:
151 ms
Initial server response time. Keep the server response time for the main document short because all other requests depend on it. [Learn more about the Time to First Byte metric](https://developer.chrome.com/docs/lighthouse/performance/time-to-first-byte/).
Final Url:
http://4java.ru/
Canonicalized and final URL for the document, after following page redirects (if any).
Last Date Checked:
8/14/2023 3:23:56 AM
The last time we checked this website.


4java.ru Website Safety

Refresh
Last Check Date:
12/28/2022 10:27:31 PM
Fortiguard:
Hacking
Mcafee Category:
Shareware/Freeware
OpenDNS:
BeFirst
Cloudflare DNS:
OK
MyWot Child Safety:
99

4java.ru HTTP Headers

Refresh
Cache-Control :
no-cache, must-revalidate
Connection :
keep-alive
Content-Type :
text/html; charset=UTF-8
Date :
Tue, 06 Jun 2023 10:42:19 GMT
expires :
Mon, 26 Jul 1997 05:00:00 GMT
Pragma :
no-cache
Server :
nginx/1.20.2
Transfer-Encoding :
chunked
X-Powered-By :
PHP/7.4.33


4java.ru W3C HTML Validation Check Now

Last Check Date:
6/1/2023 12:00:00 AM
Errors:
0
Warnings:
0
Info:
3

4java.ru Similar Sites

Website
Title
Rank
JavaTpoint - Learn Java, SQL, Python, C, C++, and more online tutorials
307,687
Learn Java Online | Free Java Programming Tutorials
475,043
JavaBeginner.com - Your Ultimate Guide to Learning Java Programming
13,562,484
M-Game - Онлайн игровые автоматы и развлечения в Украине
Nokiaplanet.Com - Игры для nokia, темы для nokia, теми nokia, программы (софт) для nokia, обои Nokia скачать бесплатно. СМС Развлечения. СМС Поздравления. (SMS).Телефоны Nokia (Microsoft)

4java.ru Site Keywords

Java игры скачать бесплатно приложения
программирование на Java
программы для Nokia Samsung SE телефонов
программы для Nokia Samsung SE телефонов 6300
сенсорных мобильников

4java.ru Site H Tags

Check Now
h1
Программирование на Java

4java.ru Sites with Same Names

Website
Title
Rank
Hard Drive Hotel

What is SitesDB?

SitesDB is one of the largest databases of websites and domain names on the internet, with over 40 million entries and growing. For more than 12 years, we've been manually verifying and updating website and domain details, combining human expertise with AI-powered systems to ensure the accuracy and relevance of our data.

At SitesDB, we provide in-depth technical and useful information about websites and domains, including:

  • Website meta tags
  • Domain & WHOIS data
  • General backlink and ranking statistics
  • Social media engagement stats
  • Root page speed insights
  • Website content and HTML resources
  • Website safety and security details, sourced from multiple trusted security providers
  • HTTP headers analysis
  • HTML validation reports
  • Lists of similar websites and competitors
  • Website keyword analysis, including top traffic-driving keywords
  • Heading structure (H tags) breakdown
  • Domain variations across different TLDs (Top-Level Domains)

In addition to this data, SitesDB offers a suite of website analysis tools — including Chrome CRUX, Google Lighthouse, and our own AI-enhanced algorithms — to help identify alternative websites, direct competitors, and similar sites, all continuously refined through both automated systems and human review.