Archimedes-lab.org Archimedes Lab Project – Inspiring and Creative Resources & Tutorials for Science-Curious People

Archimedes-lab.org Overview

Archimedes Laboratory Project, also known as archimedes-lab.org, is a website that focuses on puzzles and tests to enhance critical, logical, and creative thinking skills. The site is designed to keep the brain active through mind and visual puzzles and activities.

The website attracts a significant amount of traffic, with an average of 1754 unique users per day. These users generate an impressive 2280.2 pageviews, indicating high engagement with the content provided by the site. This level of traffic contributes to the overall value of the website, which is estimated to be around 39420 US dollars.

The site is hosted by Cloudflare, Inc., a renowned hosting service provider, which ensures reliable and efficient performance. With Cloudflare's hosting infrastructure, archimedes-lab.org benefits from fast and secure access, contributing to a positive user experience.

Archimedes Laboratory Project has a Top Level Domain (TLD) of .ORG, which indicates that it is an organization or non-profit entity. This suggests that the site is likely to provide informative and educational content rather than commercial offerings.

In terms of family-friendliness, the website focuses on puzzles and activities that enhance critical thinking skills, making it suitable for users of all ages. The emphasis on brain activity indicates a desire to engage all members of the family in intellectual challenges, making the site a family-friendly resource.

According to the PageSpeed Insights scores, the website has a speed score of 61, indicating that there is room for improvement in terms of page loading times. While this score is relatively average, optimizing the site's performance could further enhance user experience.

The website has a considerable presence on external platforms, as evidenced by its 1015 external backlinks and 860 referring domains. This indicates that archimedes-lab.org has been recognized and referenced by other websites, improving its visibility and credibility among online communities.

In summary, archimedes-lab.org is a valuable resource for puzzles and tests aimed at enhancing critical, logical, and creative thinking skills. With its significant traffic and engagement, reliable hosting provided by Cloudflare, and family-friendly content, the website offers an enriching experience for users of all ages. By improving its page loading times, archimedes-lab.org can further optimize its performance and maintain its reputation as a prominent platform for mind-stimulating activities.

Archimedes-lab.org Rank Summary

Global Rank

301,680

Average Load Time

1.97sec

Links In Count

526

Website Value

$39,459

Audience Geography. Where are archimedes-lab.org visitors located?

Country	Visitors
United States US	41.6%
Austria AT	24%
India IN	2.9%
Canada CA	2.8%
Indonesia ID	0.7%
Other	28%

Country	Pageviews
United States US	43.5%
Austria AT	19%
India IN	5.2%
Canada CA	2.7%
Indonesia ID	0.6%
Other	29%

Country	Rank
Austria AT	9551
United States US	114894
Canada CA	160798
Indonesia ID	242977
India IN	285212

Where do visitors go on archimedes-lab.org?

Subdomain	Pageviews
archimedes-lab.org	100%

Subdomain	Pageviews per User
archimedes-lab.org	1.3

Subdomain	Reach
archimedes-lab.org	100%

How popular is archimedes-lab.org?

Period	Global Rank	Global Rank Delta
past 3 months	301680	-24509
past month	287639	-46877
past week	292837	-89325
yesterday	391326	87267

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	461893	-61979	8	20%	1.3	10%
30	456722	-17572	8	10%	1.3	-19.23%
7	487257	-166357	8	50%	1.2	20%
1	627046	109031	6	-25.97%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	258332	-10893	21	7%
30	242308	-60713	23	40%
7	243073	-53293	24	30%
1	312251	69866	2	-25.97%

Archimedes-lab.org Website Safety

Overview

Last Updated: 11/26/2024

Overall result - archimedes-lab.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: 03/29/2024

archimedes-lab.org is safe.

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

Google Safe Search

Last Updated: 12/01/2016

archimedes-lab.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

archimedes-lab.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: 02/27/2021

archimedes-lab.org is safe.

McAfee assesses archimedes-lab.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 archimedes-lab.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

archimedes-lab.org child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	archimedes-lab.org
Issuer Organization	Let's Encrypt
Issuer	E1
Algorithm	ecdsa-with-SHA384
Valid form	05/04/2024
Expiration	08/02/2024
Signed	Certificate is not self signed
Additional Domains	*.archimedes-lab.org archimedes-lab.org

Archimedes-lab.org Rank History

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

Archimedes-lab.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 13335

ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 10/28/2024

#
# 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.
#

Archimedes-lab.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: archimedes-lab.org
Registry Domain ID: aa436166d08542a28191a5b87f8d1ddb-LROR
Registrar WHOIS Server: whois.networksolutions.com
Registrar URL: http://www.networksolutions.com
Updated Date: 2024-04-14T12:50:44Z
Creation Date: 2000-04-12T08:59:49Z
Registry Expiry Date: 2025-04-12T08:59:49Z
Registrar: Network Solutions, LLC
Registrar IANA ID: 2
Registrar Abuse Contact Email: domain.operations@web.com
Registrar Abuse Contact Phone: +1.8777228662
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: archimedes laboratory
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: GE
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: IT
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: emma.ns.cloudflare.com
Name Server: ian.ns.cloudflare.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-11-11T01:31:07Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Archimedes-lab.org HTML Check

HTML Validation Tool

Errors

Malformed byte sequence: “a9”.

Quirky doctype. Expected “<!DOCTYPE html>”.

Internal encoding declaration “iso-8859-1” disagrees with the actual encoding of the document (“utf-8”).

Bad value “text/html; charset=iso-8859-1” for attribute “content” on element “meta”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.

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

Attribute “leftmargin” not allowed on element “body” at this point.

Attribute “topmargin” not allowed on element “body” at this point.

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

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

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

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

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

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

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

The “summary” attribute on the “table” element is obsolete. Consider describing the structure of the “table” in a “caption” element or in a “figure” element containing the “table”; or, simplify the structure of the “table” so that no description is needed.

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

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

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

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

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

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

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

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

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

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

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

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

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

The “name” attribute on the “img” element is obsolete. Use the “id” attribute 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.

Attribute “count-layout” not allowed on element “area” at this point.

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

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

Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.

Element “fb:fan” not allowed as child of element “p” in this context. (Suppressing further errors from this subtree.)

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

Malformed byte sequence: “b9”.

Malformed byte sequence: “f9”.

Malformed byte sequence: “90”.

Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.

Bad value “Our Books” for attribute “id” on element “iframe”: An ID must not contain whitespace.

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

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

Text not allowed in element “iframe” in this context.

Duplicate ID “Social”.

Attribute “count-layout” not allowed on element “a” at this point.

Attribute “xmlns:dct” not allowed here.

Attribute “xmlns:cc” not allowed here.

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

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.

Element name “gcse:search” cannot be represented as XML 1.0.

Element name “fb:fan” cannot be represented as XML 1.0.

The first occurrence of ID “Social” was here.

Attribute with the local name “xmlns:dct” is not serializable as XML 1.0.

Attribute with the local name “xmlns:cc” is not serializable as XML 1.0.

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

Archimedes-lab.org Desktop Performance

Last tested: 06/28/2019

Desktop Speed

69%

Optimize images

Enable compression

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

Leverage browser caching

Minify CSS

Minify JavaScript

Desktop Resource Breakdown

Total Resources	141
Number of Hosts	26
Static Resources	114
JavaScript Resources	34
CSS Resources	12

Archimedes-lab.org Mobile Insights

Last tested: 01/17/2019

Mobile Usability

64%

Size content to viewport

Size tap targets appropriately

Mobile Speed

61%

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

Optimize images

Leverage browser caching

Prioritize visible content

Minify CSS

Minify JavaScript

Mobile Resource Breakdown

Total Resources	169
Number of Hosts	27
Static Resources	142
JavaScript Resources	58
CSS Resources	18

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Archimedes-lab.org Archimedes Lab Project – Inspiring and Creative Resources & Tutorials for Science-Curious People

Archimedes-lab.org Overview

Archimedes-lab.org Rank Summary

Archimedes-lab.org Website Safety

Archimedes-lab.org Rank History

Archimedes-lab.org Hosting Information

Archimedes-lab.org Domain Registration and Settings

Archimedes-lab.org HTML Check

Archimedes-lab.org Desktop Performance

Archimedes-lab.org Mobile Insights

Archimedes-lab.org Similar Audits

Archimedes-lab.org Common Typos