Selflinux.org SelfLinux - Linux Hypertext Tutorial

Selflinux.org Overview

Selflinux.org ranking shows that the page is at position 0 over the world.

In terms of rank-to-traffic ratio, selflinux.org has 6,575 unique users per day, viewing 26,538 pages. The rank based value of selflinux.org is 40,281 USD. Every user makes 4.28 pageviews on average.

Selflinux.org boasts a link base consisting of 430 referring domains and 530 external backlinks, as revealed by the data obtained from web network scanning.

Selflinux.org top-level domain belongs to .ORG domain zone. Check other webpages in .ORG zone.

According the last verification test in August 02, 2024, selflinux.org has an expired SSL certificate issued by Let's Encrypt (expired on September 10, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust selflinux.org is a fairly safe domain.

According the Mobile-Friendly test by Google selflinux.org is nice optimized for mobile devices and tablets.

Selflinux.org Rank Summary

Global Rank

Average Load Time

0.20sec

Links In Count

Website Value

$37,297

Audience Geography. Where are selflinux.org visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on selflinux.org?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is selflinux.org?

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

Selflinux.org Website Safety

Overview

Last Updated: 01/12/2025

Overall result - selflinux.org 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: 02/05/2024

selflinux.org is safe.

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

Google Safe Search

Last Updated: 01/25/2017

selflinux.org 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

selflinux.org 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: 01/07/2021

selflinux.org is safe.

McAfee assesses selflinux.org 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 selflinux.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/11/2019

selflinux.org child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	selflinux.org
Issuer Organization	Let's Encrypt
Issuer	R11
Algorithm	RSA-SHA256
Valid form	06/12/2024
Expiration	09/10/2024
Signed	Certificate is not self signed
Additional Domains	selflinux.org www.selflinux.org

Selflinux.org Rank History

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

Selflinux.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 16509

ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 12/21/2024

#
# 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: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509

OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-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.
#

Selflinux.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: SELFLINUX.ORG
Registry Domain ID: D94735796-LROR
Registrar WHOIS Server: whois.psi-usa.info
Registrar URL: http://www.psi-usa.info
Updated Date: 2022-03-05T01:21:42Z
Creation Date: 2003-03-04T22:40:28Z
Registry Expiry Date: 2023-03-04T22:40:28Z
Registrar Registration Expiration Date:
Registrar: PSI-USA, Inc. dba Domain Robot
Registrar IANA ID: 151
Registrar Abuse Contact Email: domain-abuse@psi-usa.info
Registrar Abuse Contact Phone: +49.94159559482
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: autoRenewPeriod https://icann.org/epp#autoRenewPeriod
Registrant Organization: CoSolIT - Florian Frank
Registrant State/Province: Baden-Wuerttemberg
Registrant Country: DE
Name Server: NSB9.SCHLUNDTECH.DE
Name Server: NSC9.SCHLUNDTECH.DE
Name Server: NSD9.SCHLUNDTECH.DE
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2022-03-10T19:39:40Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Selflinux.org HTML Check

HTML Validation Tool

Errors

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

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

The “text” attribute on the “body” element is obsolete. Use CSS instead.

The “link” attribute on the “body” element is obsolete. Use CSS instead.

The “vlink” attribute on the “body” element is obsolete. Use CSS instead.

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

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

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

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

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

Malformed byte sequence: “e4”.

Malformed byte sequence: “fc”.

Malformed byte sequence: “f6”.

The “align” attribute on the “div” 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.

Malformed byte sequence: “df”.

Malformed byte sequence: “dc”.

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

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

The “font” element is obsolete. Use CSS instead.

Warnings

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

Selflinux.org Desktop Performance

Last tested: 07/07/2019

Desktop Speed

87%

Avoid landing page redirects

Leverage browser caching

Prioritize visible content

Optimize images

Desktop Resource Breakdown

Total Resources	9
Number of Hosts	4
Static Resources	5

Selflinux.org Mobile Insights

Last tested: 07/02/2019

Mobile Usability

62%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Mobile Speed

73%

Avoid landing page redirects

Leverage browser caching

Enable compression

Minify HTML

Optimize images

Mobile Resource Breakdown

Total Resources	9
Number of Hosts	4
Static Resources	5

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Selflinux.org SelfLinux - Linux Hypertext Tutorial

Selflinux.org Overview

Selflinux.org Rank Summary

Selflinux.org Website Safety

Selflinux.org Rank History

Selflinux.org Hosting Information

Selflinux.org Domain Registration and Settings

Selflinux.org HTML Check

Selflinux.org Desktop Performance

Selflinux.org Mobile Insights

Selflinux.org Similar Audits

Selflinux.org Common Typos