Onjava.com Radar – O’Reilly

Now, next, and beyond: Tracking need-to-know trends at the intersection of business and technology

Onjava.com Overview

Onjava.com is a website managed by O'Reilly Media that primarily focuses on providing innovative ideas and information about programming languages, software development, and open-source resources. This website attracts a considerable number of daily visitors and is valued at 312480 US dollars. It offers a range of useful resources, including blogs, articles, tutorials, and books related to programming and software development.

The website is hosted by Google LLC on their private cloud infrastructure, which ensures smooth performance and flawless server stability. As far as the top-level domain is concerned, Onjava.com falls under the .COM category, which is one of the most popular domain extensions worldwide.

Onjava.com has enabled end-to-end encryption by using SSL certificates issued by Let's Encrypt, ensuring the security of visitor's data on the website. This is an essential aspect since website security is an essential factor that visitors are concerned about.

As far as the family-friendliness of this website is concerned, it is subjective and difficult to determine. However, based on the content found on the website, it appears to be suitable for all ages. Since the website provides an informative and educational insight into the world of programming and software development, it should not have any inappropriate content that could be harmful to children.

According to the Google PageSpeed Insights score, Onjava.com scored a speed of 30. This means that there are areas where website improvement and optimization would be necessary. A website with a low PageSpeed score can result in slower load times, reduced user engagement, and, consequently, a lower ranking in search engine results. Therefore, improving the website's PageSpeed score would be crucial to maintaining a higher search engine ranking and ensuring smooth and fast website performance.

Overall, Onjava.com is an informative and useful website focused on programming and software development. With the right tweaks and optimizations, this website could further improve its performance and provide a better user experience.

Onjava.com Rank Summary

Global Rank

Average Load Time

1.61sec

Links In Count

1,055

Website Value

$355,680

Audience Geography. Where are onjava.com visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on onjava.com?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is onjava.com?

Period	Global Rank	Global Rank Delta

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta

Onjava.com Website Safety

Overview

Last Updated: 11/22/2024

Overall result - onjava.com is safe.

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 03/25/2024

onjava.com is safe.

Norton ConnectSafe evaluates onjava.com for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 11/06/2016

onjava.com is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 01/09/2019

onjava.com is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 02/25/2021

onjava.com is safe.

McAfee assesses onjava.com for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze onjava.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

onjava.com child safety is very good.

The WOT calculates reputation of the onjava.com. This reputation system receives ratings from users and information from third-party sources, assesses the onjava.com for safety features and confirms, whether onjava.com is suitable for children.

SSL Information

SSL Checker Tool

Domain	adobedeveloperlibrary.com
Issuer Organization	Let's Encrypt
Issuer	R3
Algorithm	RSA-SHA256
Valid form	07/21/2022
Expiration	10/19/2022
Signed	Certificate is not self signed
Additional Domains	adobedeveloperlibrary.com annoyancescentral.com blog.infiniteskills.com chimera.labs.oreilly.com codezoo.com codezoo.net codezoo.org enterprise.infiniteskills.com expectnation.com globaligniteweek.com headfirstlabs.com ifskills.com infiniteskills.co.uk infiniteskills.com infiniteskills.info infiniteskills.name infiniteskills.net infiniteskills.org insideria.com lb1-domain-redirects.corp.oreilly.com learn.infiniteskills.com linuxdevcenter.com lostactionscriptweekend.com macdevcenter.com makingmath.com missingmanual.com missingmanuals.com ondotnet.com onjava.com onlamp.com onpython.com openp2p.com ora.com oreilly-apac.com oreilly.co.uk oreillyanimal.com oreillyanimals.com oreillybooks.com oreillyinpractice.com oreillyinpractice.net oreillymedia.com oreillymedia.net oreillymedia.org oreillynet.com oreillynetwork.com oreillyradar.com oreillyschool.com oreillystatic.com orioledemo.com ormtemp.com pma.ifskills.com railsconfeurope.com safaribooksonline.com schools.safaribooksonline.com securitydevcenter.com support.safaribooksonline.com timoreilly.com timoreilly.org timoreilly.us windowsdevcenter.com www.ifskills.com www.infiniteskills.co.uk www.infiniteskills.com www.infiniteskills.info www.infiniteskills.name www.infiniteskills.net www.infiniteskills.org www.insideria.com www.ondotnet.com www.onpython.com www.oreilly-apac.com www.oreillybooks.com www.oreillymedia.com www.oreillymedia.net www.oreillymedia.org www.oreillynetwork.com www.safaribooksonline.com

Onjava.com Rank History

Alexa Rank shows how popular onjava.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If onjava.com has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to onjava.com and pageviews on onjava.com over the past 3 months.

Onjava.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 396982

ASN Title: GOOGLE-PRIVATE-CLOUD - Google LLC, US

Last Update: 07/20/2024

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2019, American Registry for Internet Numbers, Ltd.
#

ASNumber: 396982
ASName: GOOGLE-PRIVATE-CLOUD
ASHandle: AS396982
RegDate: 2018-08-15
Updated: 2018-08-15
Comment: *** This ASN is used for Google Private Cloud ***
Comment:
Comment: Direct all copyright and legal complaints to
Comment: https://support.google.com/legal/go/report
Comment:
Comment: Direct all spam and abuse complaints to
Comment: https://support.google.com/code/go/gce_abuse_report
Comment:
Comment: For fastest response, use the relevant forms above.
Comment:
Comment: Complaints can also be sent to the GC Abuse desk
Comment: (google-cloud-compliance@google.com)
Comment: but may have longer turnaround times.
Comment:
Comment: Complaints sent to any other POC will be ignored.
Ref: https://rdap.arin.net/registry/autnum/396982

OrgName: Google LLC
OrgId: GOOGL-2
Address: 1600 Amphitheatre Parkway
City: Mountain View
StateProv: CA
PostalCode: 94043
Country: US
RegDate: 2006-09-29
Updated: 2017-12-21
Comment: *** The IP addresses under this Org-ID are in use by Google Cloud customers ***
Comment:
Comment: Direct all copyright and legal complaints to
Comment: https://support.google.com/legal/go/report
Comment:
Comment: Direct all spam and abuse complaints to
Comment: https://support.google.com/code/go/gce_abuse_report
Comment:
Comment: For fastest response, use the relevant forms above.
Comment:
Comment: Complaints can also be sent to the GC Abuse desk
Comment: (google-cloud-compliance@google.com)
Comment: but may have longer turnaround times.
Comment:
Comment: Complaints sent to any other POC will be ignored.
Ref: https://rdap.arin.net/registry/entity/GOOGL-2

OrgTechHandle: ZG39-ARIN
OrgTechName: Google LLC
OrgTechPhone: +1-650-253-0000
OrgTechEmail: arin-contact@google.com
OrgTechRef: https://rdap.arin.net/registry/entity/ZG39-ARIN

OrgAbuseHandle: GCABU-ARIN
OrgAbuseName: GC Abuse
OrgAbusePhone: +1-650-253-0000
OrgAbuseEmail: google-cloud-compliance@google.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/GCABU-ARIN

OrgNOCHandle: GCABU-ARIN
OrgNOCName: GC Abuse
OrgNOCPhone: +1-650-253-0000
OrgNOCEmail: google-cloud-compliance@google.com
OrgNOCRef: https://rdap.arin.net/registry/entity/GCABU-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2019, American Registry for Internet Numbers, Ltd.
#

Onjava.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: ONJAVA.COM
Registry Domain ID: 19623043_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: http://www.godaddy.com
Updated Date: 2024-01-29T19:05:35Z
Creation Date: 2000-02-11T03:11:12Z
Registry Expiry Date: 2025-02-11T03:11:12Z
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: abuse@godaddy.com
Registrar Abuse Contact Phone: 480-624-2505
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
Name Server: A1-225.AKAM.NET
Name Server: A13-64.AKAM.NET
Name Server: A16-65.AKAM.NET
Name Server: A20-66.AKAM.NET
Name Server: A3-67.AKAM.NET
Name Server: A4-64.AKAM.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-25T22:19:04Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
onjava.com	199.27.145.64	3600
onjava.com	199.27.145.65	3600

Host	MX Record	Priority	TTL

Host	NS Record	TTL
onjava.com	a1-225.akam.net	3600
onjava.com	a4-64.akam.net	3600
onjava.com	a20-66.akam.net	3600
onjava.com	a16-65.akam.net	3600
onjava.com	a13-64.akam.net	3600
onjava.com	a3-67.akam.net	3600

Host	TXT Record	TTL

a1-225.akam.net
TTL: 3600
Email address: nic-tc.oreilly.com
Serial: 2016120701
Refresh: 600
Retry: 1800
Expire: 5184000
Minimum: 3600

Onjava.com HTML Check

HTML Validation Tool

Errors

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Element “title” not allowed as child of element “head” in this context. (Suppressing further errors from this subtree.)

Element “noindex” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)

The “width” attribute on the “table” element is obsolete. Use CSS instead.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

The “hspace” attribute on the “img” element is obsolete. Use CSS instead.

The “vspace” attribute on the “img” element is obsolete. Use CSS instead.

The “align” attribute on the “input” element is obsolete. Use CSS instead.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

The “bgcolor” attribute on the “td” element is obsolete. Use CSS instead.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Table column 2 established by element “td” has no cells beginning in it.

The “width” attribute on the “td” element is obsolete. Use CSS instead.

Element “noindex” not allowed as child of element “td” in this context. (Suppressing further errors from this subtree.)

The “bgcolor” attribute on the “table” element is obsolete. Use CSS instead.

End tag “td” seen, but there were open elements.

Unclosed element “span”.

The “align” attribute on the “div” element is obsolete. Use CSS instead.

Bad value “http://adserver.adtechus.com/adlink/3.0/5159/425846/0/16/ADTECH;loc=300;key=key1+key2+key3+key4;grp=[group]” for attribute “href” on element “a”: Illegal character in path segment: “[” is not allowed.

Bad value “http://adserver.adtechus.com/adserv/3.0/5159/425846/0/16/ADTECH;loc=300;key=key1+key2+key3+key4;grp=[group]” for attribute “src” on element “img”: Illegal character in path segment: “[” is not allowed.

The “valign” attribute on the “tr” element is obsolete. Use CSS instead.

Attribute “mybuyszone” not allowed on element “div” at this point.

Bad value “http://adserver.adtechus.com/adlink/3.0/5159/425852/0/154/ADTECH;loc=300;key=key1+key2+key3+key4;grp=[group]” for attribute “href” on element “a”: Illegal character in path segment: “[” is not allowed.

Bad value “http://adserver.adtechus.com/adserv/3.0/5159/425852/0/154/ADTECH;loc=300;key=key1+key2+key3+key4;grp=[group]” for attribute “src” on element “img”: Illegal character in path segment: “[” is not allowed.

Table cell spans past the end of its row group established by a “tbody” element; clipped to the end of the row group.

Element “h3” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

Element “ul” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

Warnings

The “language” attribute on the “script” element is obsolete. You can safely omit it.

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

A table row was 1 columns wide, which is less than the column count established by the first row (2).

This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.

Onjava.com Desktop Performance

Last tested: 11/02/2018

Desktop Speed

30%

Optimize images

Enable compression

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Avoid landing page redirects

Leverage browser caching

Reduce server response time

Minify JavaScript

Desktop Resource Breakdown

Total Resources	111
Number of Hosts	32
Static Resources	88
JavaScript Resources	24
CSS Resources	3

Onjava.com Mobile Insights

Last tested: 11/02/2018

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Enable compression

Avoid landing page redirects

Reduce server response time

Leverage browser caching

Mobile Resource Breakdown

Total Resources	72
Number of Hosts	8
Static Resources	69
JavaScript Resources	3
CSS Resources	2

Onjava.com Common Typos

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www.onjavsa.com
www.onjavz.com
www.onjavaz.com
www.onjavza.com
www.onjava.con

Onjava.com Radar – O’Reilly

Now, next, and beyond: Tracking need-to-know trends at the intersection of business and technology

Onjava.com Overview

Onjava.com Rank Summary

Onjava.com Website Safety

Onjava.com Rank History

Onjava.com Hosting Information

Onjava.com Domain Registration and Settings

Onjava.com HTML Check

Onjava.com Desktop Performance

Onjava.com Mobile Insights

Onjava.com Similar Audits

Onjava.com Common Typos