Cambridgehistory.org Cambridge History | Original Research | Articles | Exhibitions

Original research by History Cambridge staff, interns, volunteers, and community members, articles, oral histories, and online exhibitions.

Cambridgehistory.org Overview

Cambridgehistory.org ranking shows that the page is at position 4,500,196 over the world.

Cambridgehistory.org hosting company servers are placed in the United States, but, unfortunately, it’s not possible to identify the countries where the bulk of cambridgehistory.org users come from and, therefore, we couldn’t define if the distance can influence the webpage load time. See the list of other webpages hosted on FASTLY - Fastly, US servers.

In terms of rank-to-traffic ratio, cambridgehistory.org has 164 unique users per day, viewing 164 pages. The rank based value of cambridgehistory.org is 0 USD. Every user makes 1.08 pageviews on average.

Cambridgehistory.org boasts a link base consisting of 257 referring domains and 317 external backlinks, as revealed by the data obtained from web network scanning.

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

According the last verification test in August 22, 2024, cambridgehistory.org has an expired SSL certificate issued by Let's Encrypt (expired on September 28, 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 and Symantec cambridgehistory.org is a fairly safe domain.

According the Mobile-Friendly test by Google cambridgehistory.org is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Cambridgehistory.org Rank Summary

Global Rank

4,500,196

Average Load Time

0.00sec

Links In Count

112

Website Value

Audience Geography. Where are cambridgehistory.org visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on cambridgehistory.org?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is cambridgehistory.org?

Period	Global Rank	Global Rank Delta
past 3 months	4500196	-2460913
past month	3515448	0
past week	1415809	0
yesterday	388561	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	5402492	-2231539	0	90%	1	0%
30	3801779	0	0	0%	1	0%
7	1565584	0	1	0%	1	0%
1	462263	0	6	0%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	4066910	-2486335	6	90%
30	3138850	0	8	0%
7	1249410	0	4	0%
1	325681	0	2	0%

Cambridgehistory.org Website Safety

Overview

Last Updated: 11/13/2024

Overall result - cambridgehistory.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: 03/20/2024

cambridgehistory.org is safe.

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

Google Safe Search

Last Updated: 06/13/2017

cambridgehistory.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

cambridgehistory.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: 02/19/2021

cambridgehistory.org is safe.

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

Web of Trust

Last Updated: 11/13/2024

cambridgehistory.org child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	cambridgehistory.org
Issuer Organization	Let's Encrypt
Issuer	R11
Algorithm	RSA-SHA256
Valid form	06/30/2024
Expiration	09/28/2024
Signed	Certificate is not self signed
Additional Domains	cambridgehistory.org historycambridge.org www.cambridgehistory.org www.historycambridge.org

Cambridgehistory.org Rank History

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

Cambridgehistory.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 54113

ASN Title: FASTLY - Fastly, US

Last Update: 03/06/2024

#
# 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.
#

Cambridgehistory.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: cambridgehistory.org
Registry Domain ID: ba54b38eb7a6431998bc737fe2f39d0d-LROR
Registrar WHOIS Server: whois.tucows.com
Registrar URL: http://www.tucows.com
Updated Date: 2021-12-18T09:50:11Z
Creation Date: 2001-12-19T18:53:22Z
Registry Expiry Date: 2022-12-19T18:53:22Z
Registrar: Tucows Domains Inc.
Registrar IANA ID: 69
Registrar Abuse Contact Email: domainabuse@tucows.com
Registrar Abuse Contact Phone: +1.4165350123
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: Contact Privacy Inc. Customer 0153295996
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: ON
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: CA
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: ns1.hover.com
Name Server: ns2.hover.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2022-06-10T19:36:57Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
cambridgehistory.org	138.197.84.34	900

Host	MX Record	Priority	TTL
cambridgehistory.org	ASPMX.L.GOOGLE.COM	1	300
cambridgehistory.org	ALT4.ASPMX.L.GOOGLE.COM	10	300
cambridgehistory.org	ALT1.ASPMX.L.GOOGLE.COM	5	300
cambridgehistory.org	ALT3.ASPMX.L.GOOGLE.COM	10	300
cambridgehistory.org	ALT2.ASPMX.L.GOOGLE.COM	5	300

Host	NS Record	TTL
cambridgehistory.org	ns2.hover.com	900
cambridgehistory.org	ns1.hover.com	900

Host	TXT Record	TTL

ns1.hover.com
TTL: 900
Email address: dnsmaster.hover.com
Serial: 1543270028
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 900

Cambridgehistory.org HTML Check

HTML Validation Tool

Errors

Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.

Element “a” is missing one or more of the following attributes: “role”.

No “p” element in scope but a “p” end tag seen.

End tag “p” seen, but there were open elements.

Unclosed element “a”.

End tag “a” violates nesting rules.

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

Warnings

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

Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)

The “navigation” role is unnecessary for element “nav”.

Cambridgehistory.org Desktop Performance

Last tested: 02/05/2019

Desktop Speed

36%

Optimize images

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

Leverage browser caching

Minify CSS

Minify JavaScript

Desktop Resource Breakdown

Total Resources	76
Number of Hosts	10
Static Resources	59
JavaScript Resources	21
CSS Resources	26

Cambridgehistory.org Mobile Insights

Last tested: 02/05/2019

Mobile Usability

97%

Size tap targets appropriately

Mobile Speed

46%

Optimize images

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

Leverage browser caching

Minify CSS

Minify JavaScript

Mobile Resource Breakdown

Total Resources	74
Number of Hosts	10
Static Resources	59
JavaScript Resources	21
CSS Resources	26

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Cambridgehistory.org Cambridge History | Original Research | Articles | Exhibitions

Original research by History Cambridge staff, interns, volunteers, and community members, articles, oral histories, and online exhibitions.

Cambridgehistory.org Overview

Cambridgehistory.org Rank Summary

Cambridgehistory.org Website Safety

Cambridgehistory.org Rank History

Cambridgehistory.org Hosting Information

Cambridgehistory.org Domain Registration and Settings

Cambridgehistory.org HTML Check

Cambridgehistory.org Desktop Performance

Cambridgehistory.org Mobile Insights

Cambridgehistory.org Similar Audits

Cambridgehistory.org Common Typos