Core.ac.uk CORE – Aggregating the world’s open access research papers

The world’s largest collection of open access research papers


Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.86 sec.
Last Checked: 03/28/2024

Core.ac.uk traffic volume is 71,879 unique daily visitors and their 78,349 pageviews. The web value rate of core.ac.uk is 1,026,365 USD. Each visitor makes around 1.17 page views on average.

By Alexa's traffic estimates core.ac.uk placed at 1,887 position over the world, while the largest amount of its visitors comes from China, where it takes 5,056 place.

Core.ac.uk is hosted by AMAZON-02 - Amazon.com, Inc., US in Ireland; however, we recommend migrating the server to China, as it will speed up core.ac.uk page load time for the majority of users. See the list of other web pages hosted by AMAZON-02 - Amazon.com, Inc., US.

Core.ac.uk registered under .UK top-level domain. Check other websites in .UK zone.

The last verification results, performed on (November 28, 2019) core.ac.uk show that core.ac.uk has an expired wildcard SSL certificate issued by QuoVadis Limited (expired on April 04, 2021). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by QuoVadis Limited.

In accordance with Google Safe Browsing, Google Safe Search and Symantec core.ac.uk is pretty a safe domain.

Relying Google MobileFriendly test core.ac.uk is well optimized for mobile and tablet devices, however web page loading speed may be improved.


Global Rank
9,481
Average Load Time
2.44sec
Links In Count
491
Website Value
$959,220

Overview
Last Updated: 03/28/2024
Overall result - core.ac.uk 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: 03/21/2024
core.ac.uk is safe.
Norton ConnectSafe evaluates core.ac.uk for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 10/13/2016
core.ac.uk 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
core.ac.uk 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: 02/22/2021
core.ac.uk is safe.
McAfee assesses core.ac.uk 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 core.ac.uk for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 03/28/2024
core.ac.uk child safety is unknown.
The WOT calculates reputation of the core.ac.uk. This reputation system receives ratings from users and information from third-party sources, assesses the core.ac.uk for safety features and confirms, whether core.ac.uk is suitable for children.

SSL Information
Domain*.core.ac.uk
Issuer OrganizationQuoVadis Limited
IssuerQuoVadis Global SSL ICA G3
AlgorithmRSA-SHA256
Valid form04/04/2019
Expiration04/04/2021
SignedCertificate is not self signed
Additional Domains *.core.ac.uk
core.ac.uk
Server Location

ASN Information

ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 10/04/2023

#
# 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
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
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ASNumber: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509

OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4

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

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

RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-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.
#

WHOIS

Domain name:
ac.uk

Registrant:
The JNT Association

Registrant type:
Other

Registrant's address:
Lumen House
Library Avenue
Harwell
Didcot
OX11 OSG
GB

Registrar:
No registrar listed. This domain is directly registered with Nominet.

Relevant dates:
Registered on: before Aug-1996
Registration status:
No registration status listed.

Name servers:
ns0.ja.net.
ns2.ja.net.
ns3.ja.net.
ns4.ja.net.
auth03.ns.uu.net.
ns1.surfnet.nl.
dns-3.dfn.de.

WHOIS lookup made at 18:47:04 02-May-2021

--
This WHOIS information is provided for free by Nominet UK the central registry
for .uk domain names. This information and the .uk WHOIS are:

Copyright Nominet UK 1996 - 2021.

You may not access the .uk WHOIS or use any data from it except as permitted
by the terms of use available in full at https://www.nominet.uk/whoisterms,
which includes restrictions on: (A) use of the data for advertising, or its
repackaging, recompilation, redistribution or reuse (B) obscuring, removing
or hiding any or all of this notice and (C) exceeding query rate or volume
limits. The data is provided on an 'as-is' basis and may lag behind the
register. Access may be withdrawn or restricted at any time.


DNS Records
HostA RecordTTL
core.ac.uk99.81.75.2193600
core.ac.uk99.81.65.2423600
HostMX RecordPriorityTTL
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HostNS RecordTTL
core.ac.uknse-1.open.ac.uk3600
core.ac.uknse-2.open.ac.uk3600
core.ac.uknse-0.open.ac.uk3600
HostTXT RecordTTL
core.ac.ukv=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:amazonses.com ip4:137.108.170.149 ip4:137.108.170.117 ip4:137.108.170.115 ip4:137.108.232.16 ip4:137.108.232.17 ip4:52.17.253.168 ip4:54.171.205.255 -all3600
core.ac.ukCC013172-C797-4C59-8252-135EE277A6C73600

nse-0.open.ac.uk
TTL: 3600
Email address: hostmaster.open.ac.uk
Serial: 484839460
Refresh: 1200
Retry: 180
Expire: 1209600
Minimum: 3600


Errors
Warnings

Last tested: 09/06/2016

Desktop
Desktop Speed
67%

Desktop Resource Breakdown
Total Resources19
Number of Hosts4
Static Resources15
JavaScript Resources5
CSS Resources4

Last tested: 06/06/2017

Mobile
Mobile Usability
84%
Mobile Speed
58%

Mobile Resource Breakdown
Total Resources41
Number of Hosts3
Static Resources38
JavaScript Resources3
CSS Resources3
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