costar.co.uk ▷ CoStar | # 1 Commercial Real Estate Information Company

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 3.19 sec.
Last Checked: 04/29/2024

Costar.co.uk traffic volume is 360 unique daily visitors and their 539 pageviews. The web value rate of costar.co.uk is 6,249 USD. Each visitor makes around 1.61 page views on average.

By Alexa's traffic estimates costar.co.uk placed at 130,210 position over the world.

Costar.co.uk registered under .UK top-level domain. Check other websites in .UK zone.

The last verification results, performed on (September 06, 2023) costar.co.uk show that costar.co.uk has an expired SSL certificate issued by DigiCert Inc (expired on January 30, 2024). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by DigiCert Inc.

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

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

Costar.co.uk General Information

Global Rank

1,353,945

Average Load Time

4.73sec

Links In Count

160

Website Value

$5,840

Audience Geography. Where are costar.co.uk visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on costar.co.uk?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is costar.co.uk?

Period	Global Rank	Global Rank Delta
past 3 months	1353945	457050
past month	5931800	4588781

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	1761164	380401	1	-29.44%	1.5	40%
30	6268258	4725995	0	-90.995%	1	-26.7%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	1244123	507079	28	-48.661%
30	5888308	4536161	3	-87.387%

Costar.co.uk Safety Information

Overview

Last Updated: 04/29/2024

Overall result - costar.co.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: 04/02/2024

costar.co.uk is safe.

Norton ConnectSafe evaluates costar.co.uk for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 01/09/2017

costar.co.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

costar.co.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: 03/02/2021

costar.co.uk is safe.

McAfee assesses costar.co.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 costar.co.uk for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 04/29/2024

costar.co.uk child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	gateway.costar.com
Issuer Organization	DigiCert Inc
Issuer	DigiCert SHA2 Extended Validation Server CA
Algorithm	RSA-SHA256
Valid form	07/07/2023
Expiration	01/30/2024
Signed	Certificate is not self signed
Additional Domains	gateway.costar.com ads.csgpmarketplace.com ahprd1cdn.csgpimgs.com ahprd2cdn.csgpimgs.com ahprd3cdn.csgpimgs.com ahprd4cdn.csgpimgs.com ahprdcdn1.costar.com ahprdcdn1.csgpimgs.com ahprdcdn2.costar.com ahprdcdn2.csgpimgs.com ahprdcdn3.costar.com ahprdcdn3.csgpimgs.com ahprdcdn4.costar.com ahprdcdn4.csgpimgs.com auth.bizquest.com auth.costargroup.com authx.costargroup.com belbex.com costar.co.uk costar.com costargroup.com costarmobile.costar.com crm.costar.com ecom.csgpmarketplace.com entrepots.grecam.com extranet.grecam.com fieldresearch-bff.costargroup.com fulfillment.csgpmarketplace.com gateway-prd.costar.com grecam.com images1.cityfeet.com images1.showcase.com images2.showcase.com images3.showcase.com images4.showcase.com investor.costargroup.com investors.costargroup.com ir.costargroup.com listingmanager.costar.com m.showcase.com marketingcenter.costar.com mobile.costar.com mobilebff.costar.com oih.grecam.com order.csgpmarketplace.com partner-auth.costargroup.com payments.csgpmarketplace.com pds.cityfeet.com pds.costar.com pds.showcase.com pds1.costar.com pds2.costar.com pds3.costar.com preferences.costargroup.com pricing.csgpmarketplace.com product.costar.com product1.costar.com product2.costar.com product3.costar.com productmgmt.csgpmarketplace.com property.costar.com property2.costar.com property3.costar.com registration.costargroup.com s.csgpimgs.com secure.belbex.com secure.costargroup.com showcase-app.costar.com showcase-prd.costar.com signtechmobilebff.costargroup.com subscription.csgpmarketplace.com t0.products.costar.com t0.property.costar.com t0.property2.costar.com t0.property3.costar.com t1.products.costar.com t1.property.costar.com t1.property2.costar.com t1.property3.costar.com t2.products.costar.com t2.property.costar.com t2.property2.costar.com t2.property3.costar.com tax.csgpmarketplace.com vapi.costar.com vapi.costargroup.com we.costar.com widget.csgpmarketplace.com www.belbex.com www.costar.co.uk www.costar.com www.costargroup.com www.grecam.com

Costar.co.uk Server Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 16625
ASN Title: AKAMAI-AS - Akamai Technologies, Inc., US

Last Update: 10/14/2023

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: 16625
ASName: AKAMAI-AS
ASHandle: AS16625
RegDate: 2000-05-29
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16625

OrgName: Akamai Technologies, Inc.
OrgId: AKAMAI
Address: 150 Broadway
City: Cambridge
StateProv: MA
PostalCode: 02142
Country: US
RegDate: 1999-01-21
Updated: 2018-02-14
Ref: https://rdap.arin.net/registry/entity/AKAMAI

OrgAbuseHandle: NUS-ARIN
OrgAbuseName: NOC United States
OrgAbusePhone: +1-617-444-2535
OrgAbuseEmail: abuse@akamai.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NUS-ARIN

OrgTechHandle: SJS98-ARIN
OrgTechName: Schecter, Steven Jay
OrgTechPhone: +1-617-274-7134
OrgTechEmail: ip-admin@akamai.com
OrgTechRef: https://rdap.arin.net/registry/entity/SJS98-ARIN

OrgTechHandle: IPADM11-ARIN
OrgTechName: ipadmin
OrgTechPhone: +1-617-444-0017
OrgTechEmail: ip-admin@akamai.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPADM11-ARIN

OrgTechHandle: ZIPKI-ARIN
OrgTechName: Zipkin, Justin
OrgTechPhone: +1-617-444-9713
OrgTechEmail: ip-admin@akamai.com
OrgTechRef: https://rdap.arin.net/registry/entity/ZIPKI-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.
#

Costar.co.uk Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain name:
costar.co.uk

Data validation:
Nominet was able to match the registrant's name and address against a 3rd party data source on 03-Jun-2021

Registrar:
Markmonitor Inc. t/a MarkMonitor Inc. [Tag = MARKMONITOR]
URL: http://www.markmonitor.com

Relevant dates:
Registered on: 27-Aug-1999
Expiry date: 27-Aug-2021
Last updated: 03-Jun-2021

Registration status:
Registered until expiry date.

Name servers:
a1-73.akam.net
a22-64.akam.net
a3-65.akam.net
a4-66.akam.net
a6-67.akam.net
a9-64.akam.net

WHOIS lookup made at 07:09:03 04-Jun-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

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Costar.co.uk HTML Validation

HTML Validation Tool

Errors

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.

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

Duplicate ID “productLinka”.

Duplicate ID “add-listing-button-nav”.

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

Unclosed element “ul”.

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

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

Heading cannot be a child of another heading.

Stray end tag “h1”.

The “width” attribute on the “table” element is obsolete. Use CSS instead.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

Bad value “tel:0203 205 4500” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.

The “aria-labelledby” attribute must point to an element in the same document.

Warnings

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

The first occurrence of ID “productLinka” was here.

The first occurrence of ID “add-listing-button-nav” was here.

Empty heading.

The “language” attribute on the “script” element is obsolete. You can safely omit it.

Costar.co.uk Desktop Insights

Last tested: 01/23/2019

Desktop

Desktop Speed

55%

Optimize images

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

Leverage browser caching

Minify HTML

Prioritize visible content

Enable compression

Reduce server response time

Minify JavaScript

Minify CSS

Desktop Resource Breakdown

Total Resources	118
Number of Hosts	8
Static Resources	105
JavaScript Resources	22
CSS Resources	6

Costar.co.uk Mobile Insights

Last tested: 01/23/2019

Mobile

Mobile Usability

93%

Size content to viewport

Size tap targets appropriately

Mobile Speed

41%

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

Optimize images

Leverage browser caching

Prioritize visible content

Minify HTML

Enable compression

Reduce server response time

Minify JavaScript

Minify CSS

Mobile Resource Breakdown

Total Resources	114
Number of Hosts	8
Static Resources	100
JavaScript Resources	22
CSS Resources	6

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Costar.co.uk CoStar | # 1 Commercial Real Estate Information Company

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Quick Summary

Costar.co.uk General Information

Costar.co.uk Safety Information

Costar.co.uk Server Information

Costar.co.uk Domain Name Information

Costar.co.uk HTML Validation

Costar.co.uk Desktop Insights

Costar.co.uk Mobile Insights

Costar.co.uk Nearest Competitors

Costar.co.uk Typos