Npl.co.uk National Physical Laboratory - NPL - impact from science - NPL

NPL is the UK’s National Metrology Institute, providing the measurement capability that underpins the UK’s prosperity and quality of life.

Npl.co.uk Quick Summary

Status

Offline

Server IP address resolved: No

Http response code: None

Last Checked: 04/27/2024

Npl.co.uk traffic estimate is about 6,242 unique visitors and 8,739 pageviews per day. The approximated value of npl.co.uk is 148,920 USD. Every unique visitor makes about 1.4 pageviews on average.

Alexa Traffic Rank estimates that npl.co.uk is ranked number 10,073 in the world, while most of its traffic comes from United States, where it occupies as high as 58,137 place.

npl.co.uk is hosted by LINODE-AP Linode, LLC, US in United Kingdom and we recommend relocating the server to United States, as it will speed up npl.co.uk page load time for the majority of their users. See the list of other websites hosted by LINODE-AP Linode, LLC, US.

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

During the last check (July 03, 2022) npl.co.uk has an expired wildcard SSL certificate issued by GoDaddy.com, Inc. (expired on September 12, 2022), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by GoDaddy.com, Inc..

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust npl.co.uk is pretty a safe domain.

Relying on Google Mobile-Friendly test npl.co.uk is well optimized for mobile and tablet devices, however website page loading time may be improved.

Npl.co.uk General Information

Npl.co.uk Audience Geography

Where are website visitors coming from?

Visitors
Pageviews
Ranks

Country	Visitors
United States US	21.8%
United Kingdom GB	17%
India IN	7.4%
Canada CA	2.5%
Sweden SE	2.2%
Germany DE	2%
Iran IR	1.7%
Norway NO	1.4%
Nigeria NG	1.4%
Other	42.5%

Country	Rank
United Kingdom GB	11600
Ethiopia ET	13509
Sweden SE	17715
Norway NO	19326
Nigeria NG	22263
Denmark DK	24615
Malaysia MY	28755
India IN	45367
Pakistan PK	53438
Canada CA	53926
United States US	58137
Australia AU	72684

Npl.co.uk Traffic Distribution

Where do visitors go on npl.co.uk?

Subdomain Traffic
Views per User
Subdomain Reach

Subdomain	Pageviews
npl.co.uk	73.25%
kayelaby.npl.co.uk	6.15%
resource.npl.co.uk	5.14%
exchange.npl.co.uk	3.67%
jobs.npl.co.uk	3.11%
careers.npl.co.uk	3.1%
other	5.6%

Subdomain	Views per User
jobs.npl.co.uk	2
careers.npl.co.uk	2
exchange.npl.co.uk	2
npl.co.uk	1.3
resource.npl.co.uk	1
kayelaby.npl.co.uk	1

Subdomain	Reach
npl.co.uk	80.48%
kayelaby.npl.co.uk	8.42%
resource.npl.co.uk	5.98%
exchange.npl.co.uk	2.68%
careers.npl.co.uk	2.1%
jobs.npl.co.uk	1.97%

Npl.co.uk Popularity

How popular is npl.co.uk?

Global Rank
Pageviews
Reach

Period	Global Rank	Global Rank Delta
past 3 months	78788	-7893
past month	77646	5601
past week	66682	-4183
yesterday	48891	-8285

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	124100	-14656	42	20%	1.4	7%
30	123824	7836	42	-4.55%	1.4	0.7%
7	109358	-3656	51	5%	1.4	-4.14%
1	98017	-13327	6	20%	1	-3.57%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	65958	-4895	11	10%
30	64856	4945	11	-5.452%
7	56070	-4188	14	10%
1	37040	-7325	20	20%

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Npl.co.uk Safety Information

Rankchart Summary

Safe

Updated: 04/27/2024

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

Safe

Updated: 03/22/2024

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Safe

Updated: 10/21/2016

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/23/2021

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

Web of Trust

Child safety is very good

Updated: 01/10/2019

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

Npl.co.uk SSL Information

Information about SSL/TLS certificates

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Domain	*.npl.co.uk
Issuer Organization	GoDaddy.com, Inc.
Issuer	Go Daddy Secure Certificate Authority - G2
Algorithm	RSA-SHA256
Valid form	06/16/2020
Expiration	09/12/2022
Signed	Certificate is not self signed
Additional Domains	*.npl.co.uk npl.co.uk

SSL Checker

Npl.co.uk Server Information

Npl.co.uk Server Location

Where website hosting server is located?

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Npl.co.uk ASN Information

Information about IP address owner

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ASN ID: 63949

ASN Title: LINODE-AP Linode, LLC, US

Updated: 04/23/2022

Raw ASN data:

Geolocation

ASN Lookup

Npl.co.uk Domain Name Information

Npl.co.uk DNS Information

Domain name service records

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A
MX
NS
TXT
SOA

Host	A Record	TTL
npl.co.uk	139.162.254.72	86400

Host	MX Record	Priority	TTL
npl.co.uk	zgate.npl.co.uk	10	86400

Host	NS Record	TTL
npl.co.uk	dns1.npl.co.uk	86400
npl.co.uk	dns0.npl.co.uk	86400

Host	TXT Record	TTL
npl.co.uk	v=spf1 a:igate.npl.co.uk include:spf.protection.outlook.com include:msgfocus.com include:_spf.atlassian.net include:_spf.eploy.net include:email.freshservice.com ~all	86400
npl.co.uk	MS=ms91975734	86400
npl.co.uk	dp7mqe7va8im31qq887j2t7p74	86400
npl.co.uk	google-site-verification=bP4D7fh1mxfmbU7v0ILCjV15znkMVxmOhRna3f69wEA	86400
npl.co.uk	ITdb9deDHmOO+Yo8bAW86SKm8iRpFOBC2yOEv2bXa33nDuuo/fjiSSca6fYhAuuJIKyXf4BbxPO1R7RCoGZdFQ==	86400

Npl.co.uk Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Whois

DNS Lookup

Npl.co.uk HTML Validation

Npl.co.uk W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Bad value “Content-Style-Type” for attribute “http-equiv” on element “meta”.

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

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

Element “div” not allowed as child of element “h3” in this context. (Suppressing further errors from this subtree.)

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

Element “option” without attribute “label” must not be empty.

Warnings:

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

HTML Validator

Npl.co.uk Desktop Performance

How Well Npl.co.uk Performs On Desktops?

Website desktop performance and usability tips

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Speed
Resource Breakdown

Speed

34%

Optimize images

Leverage browser caching

Reduce server response time

Enable compression

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

Minify JavaScript

Updated: 11/12/2017

Npl.co.uk Mobile Performance

How Optimized Is Npl.co.uk for Mobile Devices?

Tips on speeding up mobile site performance

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Usability
Speed
Resource Breakdown

Usability

69%

Use legible font sizes

Configure the viewport

Size content to viewport

Size tap targets appropriately

Updated: 11/01/2017

Npl.co.uk Nearest Competitors

Estimated Nearest Competitors Of Npl.co.uk

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wwf.org.au
cdc.gov.tw
npl.co.uk
vtv.vn
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digitaltibetan.win
g***************k.com
nickjr.com
indybay.org
yourvpnservice.com
ionos.es
philadelphiafed.org
epidemicsound.com
rivian.com

Npl.co.uk URL Typos

Most common user URL mistypes for npl.co.uk

www.npl.com
www.npl.net
www.npl.org
www.npl.info
www.npl.biz
www.npl.us
www.npl.mobi
www.pl.co.uk
www.npl.co.uk
www.bpl.co.uk
www.nbpl.co.uk
www.bnpl.co.uk
www.hpl.co.uk
www.nhpl.co.uk
www.hnpl.co.uk
www.jpl.co.uk
www.njpl.co.uk
www.jnpl.co.uk
www.mpl.co.uk
www.nmpl.co.uk
www.mnpl.co.uk
www.nl.co.uk
www.nol.co.uk
www.npol.co.uk
www.nopl.co.uk
www.nll.co.uk
www.npll.co.uk
www.nlpl.co.uk
www.np.co.uk
www.npp.co.uk
www.nplp.co.uk
www.nppl.co.uk
www.npo.co.uk
www.nplo.co.uk
www.npk.co.uk
www.nplk.co.uk
www.npkl.co.uk

Total Resources	82
Number of Hosts	25
Static Resources	61
JavaScript Resources	22
CSS Resources	2

CSS	100.9 KBytes
Images	1.9 MBytes
HTML	68.2 KBytes
JavaScript	675.6 KBytes
Other	5.1 KBytes

Total Resources	80
Number of Hosts	25
Static Resources	60
JavaScript Resources	22
CSS Resources	2

CSS	100.9 KBytes
Images	2.0 MBytes
HTML	68.8 KBytes
JavaScript	674.9 KBytes
Other	3.8 KBytes