Linuxprobe.com 《Linux就该这么学》 - 必读的Linux系统与红帽RHCE认证免费自学书籍

本书是由全国多名红帽架构师（RHCA）基于最新Linux系统共同编写的高质量Linux技术自学教程，极其适合用于Linux技术入门教程或讲课辅助教材。

Linuxprobe.com Overview

Website Overview: linuxprobe.com

linuxprobe.com is a website that focuses on providing high-quality Linux self-study materials and tutorials. The website's title translates to "Linux Should Be Learned This Way" and promotes itself as a must-read Linux system and Red Hat RHCE certification self-study manual. The site claims that it is co-written by multiple Red Hat Certified Architects (RHCA) across the country, based on the latest Linux system. It aims to serve as an excellent resource for beginners to learn Linux technology or be used as teaching aids for lectures.

The website appears to have a significant amount of traffic, with 1903 unique users per day and 3806 pageviews. These numbers indicate that there is a decent level of interest in the content provided on the site. Additionally, the estimated value of the site is $73,000, suggesting that it is considered valuable in terms of its content, audience reach, and potential for monetization.

linuxprobe.com is hosted by CNNIC-ALIBABA-CN-NET-AP Hangzhou Alibaba Advertising Co., Ltd. This hosting information indicates that the website is hosted by a company based in China. The top-level domain is .COM, which is a commonly used domain extension for commercial websites around the world.

It is not explicitly mentioned in the given information whether the site is family-friendly. However, based on the description provided, the website appears to focus on educational and technical content rather than inappropriate or offensive material. Therefore, it is reasonable to assume that the site is suitable for all audiences, including families.

As for the website's performance, the PageSpeed Insights score reveals that it has a speed score of 26. This score suggests that the site's loading speed could be improved to enhance the user experience and potentially increase user engagement.

Furthermore, the website has 966 external backlinks, indicating that other websites find the content valuable and relevant enough to link back to. It also has 893 referring domains, suggesting a significant online presence and potential for organic traffic from various sources.

In conclusion, linuxprobe.com is a popular website that offers self-study materials for learning Linux technology. It has a respectable number of daily visitors and pageviews, further supported by its estimated value. With its focus on educational content and its hosting by Alibaba, the website appeals to a global audience interested in Linux technology. However, there is room for improvement in terms of website speed and optimization to enhance the user experience.

Linuxprobe.com Rank Summary

Global Rank

178,710

Average Load Time

0.00sec

Links In Count

164

Website Value

$73,073

Audience Geography. Where are linuxprobe.com visitors located?

Country	Visitors
China CN	91.2%
Other	8.8%

Country	Pageviews
China CN	92.5%
Other	7.5%

Country	Rank
China CN	8489

Where do visitors go on linuxprobe.com?

Subdomain	Pageviews
linuxprobe.com	100%

Subdomain	Pageviews per User
linuxprobe.com	1

Subdomain	Reach
linuxprobe.com	100%

How popular is linuxprobe.com?

Period	Global Rank	Global Rank Delta
past 3 months	178710	6467
past month	169262	-91234
past week	248666	27907

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	265780	-33177	16	20%	2	50%
30	306726	-160105	1	90%	1	20%
7	423206	32573	9	-11.49%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	160382	22542	36	-16.48%
30	133451	-62839	5	60%
7	186625	21761	4	-11.49%

Linuxprobe.com Website Safety

Overview

Last Updated: 11/22/2024

Overall result - linuxprobe.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

linuxprobe.com is safe.

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

Google Safe Search

Last Updated: 11/15/2016

linuxprobe.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

linuxprobe.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

linuxprobe.com is safe.

McAfee assesses linuxprobe.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 linuxprobe.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

linuxprobe.com child safety is good.

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

SSL Information

SSL Checker Tool

WARNING!	Certificate download error. Previous scan results are shown below.
Domain	www.linuxprobe.com
Issuer Organization	Unknown
Issuer	Encryption Everywhere DV TLS CA - G1
Algorithm	RSA-SHA256
Valid form	01/23/2019
Expiration	01/23/2020
Signed	Certificate is not self signed
Additional Domains	www.linuxprobe.com linuxprobe.com

Linuxprobe.com Rank History

Alexa Rank shows how popular linuxprobe.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If linuxprobe.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 linuxprobe.com and pageviews on linuxprobe.com over the past 3 months.

Linuxprobe.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 13335

ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 03/05/2024

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335

OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Linuxprobe.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: LINUXPROBE.COM
Registry Domain ID: 1701464910_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2021-10-25T17:00:22Z
Creation Date: 2012-02-10T11:06:58Z
Registry Expiry Date: 2026-02-10T11:06:58Z
Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
Registrar IANA ID: 420
Registrar Abuse Contact Email: DomainAbuse@service.aliyun.com
Registrar Abuse Contact Phone: +86.95187
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: DNS15.HICHINA.COM
Name Server: DNS16.HICHINA.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-05-23T01:31:03Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
linuxprobe.com	42.156.141.13	600

Host	MX Record	Priority	TTL
linuxprobe.com	mxdomain.qq.com	5	600

Host	NS Record	TTL
linuxprobe.com	vip2.alidns.com	86400
linuxprobe.com	vip1.alidns.com	86400

Host	TXT Record	TTL

vip1.alidns.com
TTL: 600
Email address: hostmaster.hichina.com
Serial: 2018101822
Refresh: 3600
Retry: 1200
Expire: 86400
Minimum: 360

Linuxprobe.com HTML Check

HTML Validation Tool

Warnings

The “type” attribute is unnecessary for JavaScript resources.

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

This document appears to be written in Simplified Chinese. Consider adding “lang="zh-hans"” (or variant) to the “html” start tag.

Errors

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

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

No “p” element in scope but a “p” end tag seen.

Bad value “” for attribute “name” on element “input”: Must not be empty.

Bad character “<” after “<”. Probable cause: Unescaped “<”. Try escaping it as “<”.

Bad value “0” for attribute “rel” on element “a”: The string “0” is not a registered keyword.

Bad value “1” for attribute “rel” on element “a”: The string “1” is not a registered keyword.

Bad value “2” for attribute “rel” on element “a”: The string “2” is not a registered keyword.

Bad value “3” for attribute “rel” on element “a”: The string “3” is not a registered keyword.

Bad value “4” for attribute “rel” on element “a”: The string “4” is not a registered keyword.

Bad value “0” for attribute “rel” on element “div”: The string “0” is not an absolute URL.

Bad value “1” for attribute “rel” on element “div”: The string “1” is not an absolute URL.

Bad value “2” for attribute “rel” on element “div”: The string “2” is not an absolute URL.

Bad value “3” for attribute “rel” on element “div”: The string “3” is not an absolute URL.

Bad value “4” for attribute “rel” on element “div”: The string “4” is not an absolute URL.

Linuxprobe.com Desktop Performance

Last tested: 06/29/2019

Desktop Speed

28%

Optimize images

Leverage browser caching

Reduce server response time

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

Minify JavaScript

Enable compression

Minify CSS

Desktop Resource Breakdown

Total Resources	83
Number of Hosts	7
Static Resources	74
JavaScript Resources	36
CSS Resources	13

Linuxprobe.com Mobile Insights

Last tested: 02/03/2019

Mobile Usability

89%

Size tap targets appropriately

Mobile Speed

26%

Optimize images

Leverage browser caching

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

Reduce server response time

Minify JavaScript

Enable compression

Minify CSS

Mobile Resource Breakdown

Total Resources	79
Number of Hosts	6
Static Resources	71
JavaScript Resources	37
CSS Resources	14

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www.linuxprobe.con

Linuxprobe.com 《Linux就该这么学》 - 必读的Linux系统与红帽RHCE认证免费自学书籍

本书是由全国多名红帽架构师（RHCA）基于最新Linux系统共同编写的高质量Linux技术自学教程，极其适合用于Linux技术入门教程或讲课辅助教材。

Linuxprobe.com Overview

Linuxprobe.com Rank Summary

Linuxprobe.com Website Safety

Linuxprobe.com Rank History

Linuxprobe.com Hosting Information

Linuxprobe.com Domain Registration and Settings

Linuxprobe.com HTML Check

Linuxprobe.com Desktop Performance

Linuxprobe.com Mobile Insights

Linuxprobe.com Similar Audits

Linuxprobe.com Common Typos