Chemheritage.org Science History Institute

The Science History Institute is a free museum and library that collects, preserves, interprets, and shares the stories behind the science.

Chemheritage.org Overview

Chemheritage.org is the website of the Science History Institute which is an organization that promotes the understanding of history of science and technology. The home page of the website has a simple design and contains all the necessary information about the organization and its mission. The website's name clearly states why it exists which is to record and preserve the history of chemistry and its related fields.

The website is hosted by FASTLY, a US hosting company. It has a Top-Level Domain of .ORG, which is the domain used for not-for-profit organizations. The SSL certificate issued by Let's Encrypt ensures that the website is secure from potential hacking and phishing attempts. The website appears to be family-friendly as there is no explicit content or language.

The website has a low amount of traffic, with only 7 unique users per day. It also has a low number of pageviews, only 42 on average. The site value of 0 US dollars indicates that it is not generating any income.

In terms of site speed, the website scores a 20 on PageSpeed Insights. This is extremely low and suggests that the website is taking a long time to load. This could be due to several factors, such as large image sizes, unoptimized code, or slow server response times.

In terms of the website's structure, the home page features multiple sections that provide information about the organization's history, mission, collections, and events. There is also a section for recent news and blog posts. The website has a clear navigation menu that allows users to easily access different parts of the website. The menu includes options to explore the collections, learn about the history of chemistry, and access educational resources.

Overall, chemheritage.org is a simple but informative website that serves as a valuable resource for anyone interested in the history of science and technology. However, the low traffic and pageviews, as well as the site's poor speed score, suggest that there may be room for improvement in terms of marketing and optimization.

Chemheritage.org Rank Summary

Global Rank

15,402,354

Average Load Time

1.72sec

Links In Count

1,060

Website Value

Audience Geography. Where are chemheritage.org visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on chemheritage.org?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is chemheritage.org?

Period	Global Rank	Global Rank Delta
past 3 months	15402354	0
past month	13299486	4539618

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	9570147	0	0	0%	6	0%
30	10099546	4462814	0	-76%	10	200%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	17761762	0	1	0%
30	13736454	3909736	0	-100%

Chemheritage.org Website Safety

Overview

Last Updated: 11/26/2024

Overall result - chemheritage.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: 03/27/2024

chemheritage.org is safe.

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

Google Safe Search

Last Updated: 11/18/2016

chemheritage.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

chemheritage.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: 02/26/2021

chemheritage.org is safe.

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

Web of Trust

Last Updated: 01/10/2019

chemheritage.org child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	beckmancenter.org
Issuer Organization	Let's Encrypt
Issuer	R3
Algorithm	RSA-SHA256
Valid form	11/02/2022
Expiration	01/31/2023
Signed	Certificate is not self signed
Additional Domains	beckmancenter.org biotechhistory.com biotechhistory.org boltonsociety.com boltonsociety.net boltonsociety.org chemheritage.com chemheritage.net chemheritage.org chfconferencecenter.org distillations.org distillationsmag.com distillationsmag.org eddlemaninstitute.org lifesciencesfoundation.org lsfmagazine.com lsfmagazine.org newtonsociety.net newtonsociety.org othmerlibrary.com othmerlibrary.org sciencehistory.com sciencehistory.institute sciencehistory.org sciencehistoryinstitute.com sciencehistoryinstitute.org scihist.com scihist.org scihistory.org thelifesciencesfoundation.org www.beckmancenter.org www.biotechhistory.com www.biotechhistory.org www.boltonsociety.com www.boltonsociety.net www.boltonsociety.org www.chemheritage.com www.chemheritage.net www.chemheritage.org www.chfconferencecenter.org www.distillations.org www.distillationsmag.com www.distillationsmag.org www.eddlemaninstitute.org www.lifesciencesfoundation.org www.lsfmagazine.com www.lsfmagazine.org www.newtonsociety.net www.newtonsociety.org www.othmerlibrary.com www.othmerlibrary.org www.sciencehistory.com www.sciencehistory.institute www.sciencehistory.org www.sciencehistoryinstitute.com www.sciencehistoryinstitute.org www.scihist.com www.scihist.org www.scihistory.org www.thelifesciencesfoundation.org

Chemheritage.org Rank History

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

Chemheritage.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 54113

ASN Title: FASTLY - Fastly, US

Last Update: 07/30/2024

#
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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

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#
# If you see inaccuracies in the results, please report at
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Chemheritage.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: chemheritage.org
Registry Domain ID: abaf1044142f45c8b460b0d1ddbc4dc1-LROR
Registrar WHOIS Server: http://whois.godaddy.com
Registrar URL: http://www.whois.godaddy.com
Updated Date: 2024-07-23T01:24:30Z
Creation Date: 1996-01-30T05:00:00Z
Registry Expiry Date: 2026-01-31T05:00:00Z
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
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Name Server: ns0.dnsmadeeasy.com
Name Server: ns1.dnsmadeeasy.com
Name Server: ns2.dnsmadeeasy.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-10-10T01:42:50Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Chemheritage.org HTML Check

HTML Validation Tool

Errors

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

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

Bad value “” for attribute “id” on element “ul”: An ID must not be the empty string.

Duplicate ID “”.

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

Attribute “about” not allowed on element “div” at this point.

No space between attributes.

Attribute “?” not allowed on element “div” at this point.

Stray start tag “script”.

Warnings

The “link” role is unnecessary for element “a”.

The “banner” role is unnecessary for element “header”.

The first occurrence of ID “” was here.

The “main” role is unnecessary for element “main”.

Attribute “?” is not serializable as XML 1.0.

The “contentinfo” role is unnecessary for element “footer”.

Chemheritage.org Desktop Performance

Last tested: 12/07/2018

Desktop Speed

25%

Optimize images

Avoid landing page redirects

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

Reduce server response time

Leverage browser caching

Minify JavaScript

Minify CSS

Minify HTML

Desktop Resource Breakdown

Total Resources	118
Number of Hosts	25
Static Resources	82
JavaScript Resources	25
CSS Resources	30

Chemheritage.org Mobile Insights

Last tested: 12/07/2018

Mobile Usability

100%

Mobile Speed

20%

Optimize images

Avoid landing page redirects

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

Reduce server response time

Leverage browser caching

Minify JavaScript

Minify CSS

Minify HTML

Mobile Resource Breakdown

Total Resources	116
Number of Hosts	25
Static Resources	82
JavaScript Resources	25
CSS Resources	30

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Chemheritage.org Science History Institute

The Science History Institute is a free museum and library that collects, preserves, interprets, and shares the stories behind the science.

Chemheritage.org Overview

Chemheritage.org Rank Summary

Chemheritage.org Website Safety

Chemheritage.org Rank History

Chemheritage.org Hosting Information

Chemheritage.org Domain Registration and Settings

Chemheritage.org HTML Check

Chemheritage.org Desktop Performance

Chemheritage.org Mobile Insights

Chemheritage.org Similar Audits

Chemheritage.org Common Typos