Yslow.org YSlow - Official Open Source Project Website

Official YSlow Open Source Project Website. YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high p...

Yslow.org Overview

/100

Desktop 92/100; Mobile 70/100

Structure:

The YSlow website, located at www.yslow.org, is the official open source project website for YSlow. The website is specifically designed to provide tools and information to users on how to analyze web pages and improve their performance based on a set of rules for high performance web pages. The website is hosted on Fastly, a US hosting company, and has a daily traffic of 2398 unique users. The website has a page rating tool, where it scores 2877.6 pageviews and has a value of 52560 US dollars.

The website is designed with a clear focus on functionality and simplicity. The site is built around a minimalist layout, using only a few colors and typography that makes sense to the user. Navigation is simple and easy to use, with a standard menu and an additional sidebar that makes it easy to find specific pages. Overall, the site is well-organized, with a clear hierarchy of information that allows users to quickly find what they need.

The YSlow website is family-friendly, with a focus on providing information that is accessible to everyone. There is no adult content or offensive material on the website, and all of the content is suitable for all ages.

The website has been designed with page optimization and speed in mind. The site scores 70/100 on Google PageSpeed Insights, with a desktop score of 92/100 and a mobile score of 70/100. This indicates that the site has been optimized for desktop use and is somewhat slower on mobile devices.

In summary, the YSlow website is designed to be simple, informative, and optimized for search engines. It is hosted on a reliable US server and is family-friendly, making it suitable for all ages. The site has a strong focus on page optimization and speed, making it a useful resource for web developers and designers.

Yslow.org Rank Summary

Global Rank

239,608

Average Load Time

0.60sec

Links In Count

590

Website Value

$52,613

Audience Geography. Where are yslow.org visitors located?

Country	Visitors
United States US	19.7%
India IN	18.4%
Iran IR	15.2%
Brazil BR	6.2%
Canada CA	4.8%
Pakistan PK	2.8%
Turkey TR	2.6%
Nigeria NG	2.3%
Indonesia ID	1.3%
Other	26.5%

Country	Pageviews
United States US	19.8%
India IN	19.6%
Iran IR	15.2%
Brazil BR	5.5%
Canada CA	4.2%
Pakistan PK	2.6%
Turkey TR	2.4%
Nigeria NG	2.1%
Indonesia ID	1.2%
Other	27.2%

Country	Rank
Iran IR	44885
Nigeria NG	62471
Pakistan PK	63261
India IN	77056
Bangladesh BD	86310
Brazil BR	93576
Canada CA	100972
Turkey TR	104421
Indonesia ID	165304
United States US	213060

Where do visitors go on yslow.org?

Subdomain	Pageviews
yslow.org	100%

Subdomain	Pageviews per User
yslow.org	1.1

Subdomain	Reach
yslow.org	100%

How popular is yslow.org?

Period	Global Rank	Global Rank Delta
past 3 months	239608	-26283
past month	280725	30531
past week	222079	-119922
yesterday	365507	169737

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	389855	-44783	9	20%	1.2	5%
30	467399	39441	8	-10.28%	1.1	6%
7	383848	-186162	1	70%	1.1	2%
1	594910	256170	6	-57.136%	1	-13.79%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	196731	-19901	3	10%
30	228931	28993	24	-15%
7	179623	-101055	34	70%
1	285597	120514	2	-50.317%

Yslow.org Website Safety

Overview

Last Updated: 11/23/2024

Overall result - yslow.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: 03/22/2024

yslow.org is safe.

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

Google Safe Search

Last Updated: 10/22/2016

yslow.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

yslow.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: 02/23/2021

yslow.org is safe.

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

Web of Trust

Last Updated: 01/10/2019

yslow.org child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	yslow.org
Issuer Organization	Let's Encrypt
Issuer	R11
Algorithm	RSA-SHA256
Valid form	08/27/2024
Expiration	11/25/2024
Signed	Certificate is not self signed
Additional Domains	yslow.org

Yslow.org Rank History

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

Yslow.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 54113

ASN Title: FASTLY - Fastly, US

Last Update: 07/18/2024

#
# 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: 54113
ASName: FASTLY
ASHandle: AS54113
RegDate: 2011-10-04
Updated: 2012-03-02
Comment: http://www.fastly.com/
Ref: https://rdap.arin.net/registry/autnum/54113

OrgName: Fastly
OrgId: SKYCA-3
Address: PO Box 78266
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2011-09-16
Updated: 2017-03-30
Ref: https://rdap.arin.net/registry/entity/SKYCA-3

OrgNOCHandle: FNO19-ARIN
OrgNOCName: Fastly Network Operations
OrgNOCPhone: +1-415-404-9374
OrgNOCEmail: noc@fastly.com
OrgNOCRef: https://rdap.arin.net/registry/entity/FNO19-ARIN

OrgTechHandle: FRA19-ARIN
OrgTechName: Fastly RIR Administrator
OrgTechPhone: +1-415-404-9374
OrgTechEmail: rir-admin@fastly.com
OrgTechRef: https://rdap.arin.net/registry/entity/FRA19-ARIN

OrgAbuseHandle: ABUSE4771-ARIN
OrgAbuseName: Abuse Account
OrgAbusePhone: +1-415-496-9353
OrgAbuseEmail: abuse@fastly.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE4771-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.
#

Yslow.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: yslow.org
Registry Domain ID: 8393d143849143ff99770330e8d99684-LROR
Registrar WHOIS Server: http://whois.godaddy.com
Registrar URL: http://www.whois.godaddy.com
Updated Date: 2024-06-27T06:04:29Z
Creation Date: 2009-12-10T20:55:00Z
Registry Expiry Date: 2025-12-10T20:55:00Z
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: abuse@godaddy.com
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 FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: Domains By Proxy, LLC
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: Arizona
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: US
Registrant Phone: REDACTED FOR PRIVACY
Registrant Phone Ext: REDACTED FOR PRIVACY
Registrant Fax: REDACTED FOR PRIVACY
Registrant Fax Ext: REDACTED FOR PRIVACY
Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Admin ID: REDACTED FOR PRIVACY
Admin Name: REDACTED FOR PRIVACY
Admin Organization: REDACTED FOR PRIVACY
Admin Street: REDACTED FOR PRIVACY
Admin City: REDACTED FOR PRIVACY
Admin State/Province: REDACTED FOR PRIVACY
Admin Postal Code: REDACTED FOR PRIVACY
Admin Country: REDACTED FOR PRIVACY
Admin Phone: REDACTED FOR PRIVACY
Admin Phone Ext: REDACTED FOR PRIVACY
Admin Fax: REDACTED FOR PRIVACY
Admin Fax Ext: REDACTED FOR PRIVACY
Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Tech ID: REDACTED FOR PRIVACY
Tech Name: REDACTED FOR PRIVACY
Tech Organization: REDACTED FOR PRIVACY
Tech Street: REDACTED FOR PRIVACY
Tech City: REDACTED FOR PRIVACY
Tech State/Province: REDACTED FOR PRIVACY
Tech Postal Code: REDACTED FOR PRIVACY
Tech Country: REDACTED FOR PRIVACY
Tech Phone: REDACTED FOR PRIVACY
Tech Phone Ext: REDACTED FOR PRIVACY
Tech Fax: REDACTED FOR PRIVACY
Tech Fax Ext: REDACTED FOR PRIVACY
Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Name Server: ns01.domaincontrol.com
Name Server: ns02.domaincontrol.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-09-12T03:08:15Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
yslow.org	192.30.252.153	3600

Host	MX Record	Priority	TTL
yslow.org	ALT1.ASPMX.L.GOOGLE.COM	20	604800
yslow.org	ALT2.ASPMX.L.GOOGLE.COM	30	604800
yslow.org	ASPMX.L.GOOGLE.COM	10	604800
yslow.org	ASPMX2.GOOGLEMAIL.COM	40	604800
yslow.org	ASPMX3.GOOGLEMAIL.COM	50	604800

Host	NS Record	TTL
yslow.org	ns02.domaincontrol.com	3600
yslow.org	ns01.domaincontrol.com	3600

Host	TXT Record	TTL
yslow.org	google-site-verification=ojABrS8VPW2LuZy01NwD7EHET8f8z2XLcMFVUKBapXs	3600
yslow.org	google-site-verification=TvwTxAU6k7RbK3Af5Vl7Twy-H-VXHt_SUyFh2op2RbA	3600

ns01.domaincontrol.com
TTL: 3600
Email address: dns.jomax.net
Serial: 2017122001
Refresh: 28800
Retry: 7200
Expire: 604800
Minimum: 3600

Yslow.org HTML Check

HTML Validation Tool

Warnings

Consider avoiding viewport values that prevent users from resizing documents.

Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.

Errors

Attribute “width” not allowed on element “a” at this point.

Attribute “height” not allowed on element “a” at this point.

The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.

The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.

Yslow.org Desktop Performance

Last tested: 09/06/2016

Desktop Speed

85%

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

Leverage browser caching

Optimize images

Desktop Resource Breakdown

Total Resources	87
Number of Hosts	22
Static Resources	70
JavaScript Resources	28
CSS Resources	10

Yslow.org Mobile Insights

Last tested: 06/03/2017

Mobile Usability

96%

Size tap targets appropriately

Mobile Speed

70%

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

Optimize images

Leverage browser caching

Mobile Resource Breakdown

Total Resources	96
Number of Hosts	25
Static Resources	73
JavaScript Resources	25
CSS Resources	11

Yslow.org Common Typos

www.yslow.com
www.yslow.net
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www.yslow.biz
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www.gyslow.org
www.hslow.org
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www.hyslow.org
www.uslow.org
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www.uyslow.org
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www.ywlow.org
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www.ysloew.org

Yslow.org YSlow - Official Open Source Project Website

Official YSlow Open Source Project Website. YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high p...

Yslow.org Overview

Yslow.org Rank Summary

Yslow.org Website Safety

Yslow.org Rank History

Yslow.org Hosting Information

Yslow.org Domain Registration and Settings

Yslow.org HTML Check

Yslow.org Desktop Performance

Yslow.org Mobile Insights

Yslow.org Similar Audits

Yslow.org Common Typos