radcliffe.edu ▷ Webrate website statistics and online tools

Quick Summary

Online Status

Offline

Server IP address resolved: No
Http response code: None
Last Checked: 11/05/2024

Radcliffe.edu traffic volume is 9,183 unique daily visitors and their 36,731 pageviews. The web value rate of radcliffe.edu is 55,469 USD. Each visitor makes around 4.28 page views on average.

Radcliffe.edu belongs to AMAZON-AES - Amazon.com, Inc., US. Check the list of other websites hosted by AMAZON-AES - Amazon.com, Inc., US.

Radcliffe.edu registered under .EDU top-level domain. Check other websites in .EDU zone.

The last verification results, performed on (July 20, 2020) radcliffe.edu show that radcliffe.edu has an expired SSL certificate issued by Let's Encrypt (expired on August 24, 2020). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by Let's Encrypt.

In accordance with Google Safe Browsing, Symantec and Web of Trust radcliffe.edu is pretty a safe domain.

Relying Google MobileFriendly test radcliffe.edu is not well optimized for mobiles and tablets. Designing your sites to be mobile friendly ensures that all of your web pages perform well on all devices, also website page loading time may be improved.

Radcliffe.edu General Information

not found

Radcliffe.edu Safety Information

Overview

Last Updated: 11/05/2024

Unknown status.

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: 01/05/2024

radcliffe.edu is safe.

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

Google Safe Search

Last Updated: 11/05/2024

Not yet checked.

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: 12/28/2019

radcliffe.edu 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: 12/27/2020

radcliffe.edu is safe.

McAfee assesses radcliffe.edu 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 radcliffe.edu for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 12/27/2019

radcliffe.edu child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	radcliffe.edu
Issuer Organization	Let's Encrypt
Issuer	Let's Encrypt Authority X3
Algorithm	RSA-SHA256
Valid form	05/26/2020
Expiration	08/24/2020
Signed	Certificate is not self signed
Additional Domains	radcliffe.edu radcliffe.harvard.edu www.radcliffe.edu www.radcliffe.harvard.edu

Radcliffe.edu Server Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 14618
ASN Title: AMAZON-AES - Amazon.com, Inc., US

Last Update: 06/11/2024

ASN Whois

#
# 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: 14618
ASName: AMAZON-AES
ASHandle: AS14618
RegDate: 2005-11-04
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/14618

OrgName: Amazon.com, Inc.
OrgId: AMAZO-4
Address: Amazon Web Services, Inc.
Address: P.O. Box 81226
City: Seattle
StateProv: WA
PostalCode: 98108-1226
Country: US
RegDate: 2005-09-29
Updated: 2017-01-28
Comment: For details of this service please see
Comment: http://ec2.amazonaws.com/
Ref: https://rdap.arin.net/registry/entity/AMAZO-4

OrgNOCHandle: AANO1-ARIN
OrgNOCName: Amazon AWS Network Operations
OrgNOCPhone: +1-206-266-4064
OrgNOCEmail: amzn-noc-contact@amazon.com
OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

RTechHandle: ANO24-ARIN
RTechName: Amazon EC2 Network Operations
RTechPhone: +1-206-266-4064
RTechEmail: amzn-noc-contact@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/ANO24-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.
#

Radcliffe.edu Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

This Registry database contains ONLY .EDU domains.
The data in the EDUCAUSE Whois database is provided
by EDUCAUSE for information purposes in order to
assist in the process of obtaining information about
or related to .edu domain registration records.

The EDUCAUSE Whois database is authoritative for the
.EDU domain.

A Web interface for the .EDU EDUCAUSE Whois Server is
available at: http://whois.educause.edu

By submitting a Whois query, you agree that this information
will not be used to allow, enable, or otherwise support
the transmission of unsolicited commercial advertising or
solicitations via e-mail. The use of electronic processes to
harvest information from this server is generally prohibited
except as reasonably necessary to register or modify .edu
domain names.

-------------------------------------------------------------

Domain Name: RADCLIFFE.EDU

Registrant:
Radcliffe College
10 Garden Street
Cambridge, MA 02138
USA

Administrative Contact:
Luke Sullivan
Harvard University
60 Oxford Street
Cambridge, MA 02138
USA
+1.6173846640
luke_sullivan@harvard.edu

Technical Contact:
Network Operations
Harvard University
HUIT Network Services
60 Oxford Street
Cambridge, MA 02138
USA
+1.6174957777
netmanager@harvard.edu

Name Servers:
A1-171.AKAM.NET
A16-64.AKAM.NET
A7-65.AKAM.NET
A10-66.AKAM.NET
A11-67.AKAM.NET
A6-66.AKAM.NET

Domain record activated: 25-Jan-1996
Domain record last updated: 02-Jun-2023
Domain expires: 31-Jul-2026

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Radcliffe.edu HTML Validation

HTML Validation Tool

Errors

CSS: “width”: “device-width” is not a “width” value.

CSS: only “0” can be a “unit”. You must put a unit after your number

CSS: “font-size”: The types are incompatible.

CSS: “height”: Too many values or values are not recognized.

CSS: “overscroll-behavior”: Property “overscroll-behavior” doesn't exist.

CSS: “overflow”: “clip” is not a “overflow” value.

Attribute “g-header--video-background” not allowed on element “div” at this point.

Attribute “loading” not allowed on element “img” at this point.

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

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

Element “source” is missing required attribute “srcset”.

No space between attributes.

Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.

Attribute “era—equal” not allowed on element “img” at this point.

Attribute “rights” not allowed on element “img” at this point.

Attribute “for” not allowed on element “img” at this point.

Attribute “the” not allowed on element “img” at this point.

Attribute “unborn.""” not allowed on element “img” at this point.

Element “img” is missing required attribute “src”.

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

The “sizes” attribute may be specified only if the “srcset” attribute is also present.

“"” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.

Bad value “\"https://twitter.com/Wralpheubanks\"” for attribute “href” on element “a”: Backslash ("\") used as path segment delimiter.

Bad value “\"https://twitter.com/RadInstitute\"” for attribute “href” on element “a”: Backslash ("\") used as path segment delimiter.

Bad value “\"https://twitter.com/realJennyBoylan\"” for attribute “href” on element “a”: Backslash ("\") used as path segment delimiter.

Bad value “\"https://twitter.com/washingtonpost\"” for attribute “href” on element “a”: Backslash ("\") used as path segment delimiter.

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

Bad value “\"https://twitter.com/Harvard\"” for attribute “href” on element “a”: Backslash ("\") used as path segment delimiter.

The “itemprop” attribute was specified, but the element is not a property of any item.

Warnings

Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.

Attribute “era—equal” is not serializable as XML 1.0.

Attribute “unborn.""” is not serializable as XML 1.0.

Radcliffe.edu Desktop Insights

Last tested: 12/22/2017

Desktop

Desktop Speed

64%

Optimize images

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

Minify JavaScript

Leverage browser caching

Desktop Resource Breakdown

Total Resources	104
Number of Hosts	7
Static Resources	86
JavaScript Resources	9
CSS Resources	13

Radcliffe.edu Mobile Insights

Last tested: 12/22/2017

Mobile

Mobile Usability

98%

Size tap targets appropriately

Mobile Speed

50%

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

Optimize images

Minify JavaScript

Leverage browser caching

Mobile Resource Breakdown

Total Resources	105
Number of Hosts	7
Static Resources	86
JavaScript Resources	9
CSS Resources	13

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Radcliffe.edu

Quick Summary

Radcliffe.edu General Information

Radcliffe.edu Safety Information

Radcliffe.edu Server Information

Radcliffe.edu Domain Name Information

Radcliffe.edu HTML Validation

Radcliffe.edu Desktop Insights

Radcliffe.edu Mobile Insights

Radcliffe.edu Nearest Competitors

Radcliffe.edu Typos