Leonardo.info | Leonardo/ISASTwith Arizona State University

Leonardo is a 501c3 nonprofit that serves a global network of distinguished scholars, artists, scientists, researchers and thinkers through our progra...

Leonardo.info Overview

Website Overview:

Name: leonardo.info

Title: Home | Leonardo/ISAST

Description: Leonardo is a 501c3 nonprofit that serves a global network of distinguished scholars, artists, scientists, researchers, and thinkers through our programs focused on interdisciplinary innovation in the arts, sciences, and technology. From our beginnings in 1968, we have served as THE virtual community for purposes of networking, resource-sharing, best practices, research.

leonardo.info is a non-profit website that serves as a virtual community for scholars, artists, scientists, researchers, and thinkers. It is focused on promoting interdisciplinary innovation in the arts, sciences, and technology. The website aims to facilitate networking, resource-sharing, best practices, and research for its global network of members.

The website has a daily average of 238 unique users and 952 pageviews. This indicates a moderate level of traffic, suggesting that the website attracts a reasonable number of visitors who engage with its content.

leonardo.info is hosted by Microsoft Corporation, specifically through its MICROSOFT-CORP-MSN-AS-BLOCK hosting service. This indicates that the website provides a reliable and secure hosting environment.

The website uses the .INFO top-level domain, which is commonly used for information-based websites. This implies that the website aims to provide valuable and informative content to its visitors.

In terms of family-friendliness, it is not explicitly stated whether the website is family-friendly or not. However, considering its focus on interdisciplinary innovation in the arts, sciences, and technology, it is likely that the website contains content that is more suitable for adult audiences or older students. It would be advised for parents and educators to review the website's content and determine its appropriateness for younger audiences.

The website's PageSpeed Insights score is 45, indicating that there is room for improvement in terms of website speed. It is recommended for the website's administrators to optimize the website's performance to enhance user experience.

leonardo.info has 1,270 external backlinks, which suggests that it is well-referenced and connected to other websites. This can contribute to its credibility and visibility in search engine rankings.

Furthermore, the website has 1,074 referring domains, indicating that it is linked from various reputable sources. This signifies that the website's content is considered valuable and relevant by other websites within its niche.

In terms of financial value, the website is estimated to be worth 8,760 US dollars. This valuation takes into

Leonardo.info Rank Summary

Global Rank

684,232

Average Load Time

0.00sec

Links In Count

496

Website Value

$8,760

Audience Geography. Where are leonardo.info visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on leonardo.info?

Subdomain	Pageviews
leonardo.info	100%

Subdomain	Pageviews per User
leonardo.info	1

Subdomain	Reach
leonardo.info	100%

How popular is leonardo.info?

Period	Global Rank	Global Rank Delta
past 3 months	684232	-226202
past month	1306063	719767
past week	958972	-956164
yesterday	288506	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	604205	-612085	6	200%	4	200%
30	1601999	1268236	1	-91.674%	1	-84.166%
7	1034998	-989277	2	400%	2	70%
1	270768	0	1	0%	2	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	777959	-47134	55	5%
30	1198138	368188	3	-47.529%
7	938030	-909741	5	200%
1	291008	0	2	0%

Leonardo.info Website Safety

Overview

Last Updated: 11/23/2024

Overall result - leonardo.info 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: 02/09/2024

leonardo.info is safe.

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

Google Safe Search

Last Updated: 03/01/2017

leonardo.info 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

leonardo.info 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: 02/14/2021

leonardo.info is safe.

McAfee assesses leonardo.info 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 leonardo.info for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/11/2019

leonardo.info child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	leonardo.info
Issuer Organization	Let's Encrypt
Issuer	E5
Algorithm	ecdsa-with-SHA384
Valid form	08/13/2024
Expiration	11/11/2024
Signed	Certificate is not self signed
Additional Domains	leonardo.info www.leonardo.info

Leonardo.info Rank History

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

Leonardo.info Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 8075

ASN Title: MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US

Last Update: 03/11/2024

#
# 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: 8068 - 8075
ASName: MICROSOFT-CORP-MSN-AS-BLOCK
ASHandle: AS8068
RegDate: 1997-03-31
Updated: 2013-09-04
Ref: https://rdap.arin.net/registry/autnum/8068

OrgName: Microsoft Corporation
OrgId: MSFT
Address: One Microsoft Way
City: Redmond
StateProv: WA
PostalCode: 98052
Country: US
RegDate: 1998-07-09
Updated: 2017-01-28
Comment: To report suspected security issues specific to traffic emanating from Microsoft online services, including the distribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports to:
Comment: * https://cert.microsoft.com.
Comment:
Comment: For SPAM and other abuse issues, such as Microsoft Accounts, please contact:
Comment: * abuse@microsoft.com.
Comment:
Comment: To report security vulnerabilities in Microsoft products and services, please contact:
Comment: * secure@microsoft.com.
Comment:
Comment: For legal and law enforcement-related requests, please contact:
Comment: * msndcc@microsoft.com
Comment:
Comment: For routing, peering or DNS issues, please
Comment: contact:
Comment: * IOC@microsoft.com
Ref: https://rdap.arin.net/registry/entity/MSFT

OrgTechHandle: MRPD-ARIN
OrgTechName: Microsoft Routing, Peering, and DNS
OrgTechPhone: +1-425-882-8080
OrgTechEmail: IOC@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/MRPD-ARIN

OrgAbuseHandle: MAC74-ARIN
OrgAbuseName: Microsoft Abuse Contact
OrgAbusePhone: +1-425-882-8080
OrgAbuseEmail: abuse@microsoft.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/MAC74-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.
#

Leonardo.info Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: leonardo.info
Registry Domain ID: b396fc29a300401e8c137fcd43f0c827-DONUTS
Registrar WHOIS Server: whois.networksolutions.com
Registrar URL: http://www.networksolutions.com
Updated Date: 2021-06-01T07:23:50Z
Creation Date: 2001-07-31T14:11:11Z
Registry Expiry Date: 2024-07-31T14:11:11Z
Registrar: Network Solutions, LLC
Registrar IANA ID: 2
Registrar Abuse Contact Email: domain.operations@web.com
Registrar Abuse Contact Phone: +1.8003337680
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: LEONARDOISAST
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: CA
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: ns79.worldnic.com
Name Server: ns80.worldnic.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2022-10-25T16:54:19Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
leonardo.info	52.70.130.217	3600

Host	MX Record	Priority	TTL
leonardo.info	aspmx3.googlemail.com	10	3600
leonardo.info	aspmx2.googlemail.com	10	3600
leonardo.info	aspmx.l.google.com	1	3600
leonardo.info	alt2.aspmx.l.google.com	5	3600
leonardo.info	alt1.aspmx.l.google.com	5	3600

Host	NS Record	TTL
leonardo.info	ns79.worldnic.com	7200
leonardo.info	ns80.worldnic.com	7200

Host	TXT Record	TTL
leonardo.info	v=spf1 include:sparkpostmail.com ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 ip4:66.228.54.97 include:_spf.google.com ~all	7200
leonardo.info	MS=ms86039908	3600
leonardo.info	v=spf1 include:mailgun.org ~all	7200
leonardo.info	google-site-verification=RpN_aYjpOMeR2y4fzMWCJ7RCC56jNcbGEGw0KXWE9a0	7200
leonardo.info	google-site-verification=VXizns5vEImLDJiCOCLKcO8bHuPtZQ0DoL3AspWjsLM	3600

ns79.worldnic.com
TTL: 7200
Email address: namehost.WORLDNIC.COM
Serial: 119091115
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 3600

Leonardo.info HTML Check

HTML Validation Tool

Errors

Attribute “xmlns:fb” not allowed here.

Attribute “xmlns:og” not allowed here.

Attribute “xmlns:article” not allowed here.

Attribute “xmlns:book” not allowed here.

Attribute “xmlns:profile” not allowed here.

Attribute “xmlns:video” not allowed here.

Attribute “xmlns:product” not allowed here.

A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.

Bad start tag in “img” in “head”.

Element “head” is missing a required instance of child element “title”.

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

Stray end tag “noscript”.

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

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

Bad value “https://fonts.googleapis.com/css?family=Lato:300,300italic,700,700italic,italic,regular|Open+Sans:600,regular|Open+Sans+Condensed:700&subset=latin-ext,latin” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.

Stray end tag “head”.

Start tag “body” seen but an element of the same type was already open.

Cannot recover after last error. Any further errors will be ignored.

Warnings

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

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

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

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

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

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

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

The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.

Leonardo.info Desktop Performance

Last tested: 05/31/2018

Desktop Speed

60%

Optimize images

Leverage browser caching

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

Enable compression

Avoid landing page redirects

Minify JavaScript

Desktop Resource Breakdown

Total Resources	99
Number of Hosts	27
Static Resources	36
JavaScript Resources	30
CSS Resources	9

Leonardo.info Mobile Insights

Last tested: 05/31/2018

Mobile Usability

95%

Size tap targets appropriately

Mobile Speed

45%

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

Avoid landing page redirects

Leverage browser caching

Optimize images

Enable compression

Prioritize visible content

Minify JavaScript

Mobile Resource Breakdown

Total Resources	99
Number of Hosts	28
Static Resources	37
JavaScript Resources	31
CSS Resources	9

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Leonardo.info | Leonardo/ISASTwith Arizona State University

Leonardo is a 501c3 nonprofit that serves a global network of distinguished scholars, artists, scientists, researchers and thinkers through our progra...

Leonardo.info Overview

Leonardo.info Rank Summary

Leonardo.info Website Safety

Leonardo.info Rank History

Leonardo.info Hosting Information

Leonardo.info Domain Registration and Settings

Leonardo.info HTML Check

Leonardo.info Desktop Performance

Leonardo.info Mobile Insights

Leonardo.info Similar Audits

Leonardo.info Common Typos