Bl.uk British Library website updates | The British Library

We're continuing to experience a major technology outage, but our buildings are open, and events are running as normal.

Bl.uk Overview

The British Library website (bl.uk) is one of the leading research and cultural institutions in the United Kingdom, attracting over 11,000 unique users per day, with almost 40,000 page views per day. The site aims to serve as a hub for research, inspiration, and enjoyment for visitors from across the world.

The website is well-structured and intuitive, with a simple and elegant interface that allows users to quickly navigate to the information they need. The homepage includes links to key areas of the site - research, news, events, and collections - and users can also use the search bar to access specific information.

The site offers a wealth of resources, including access to its vast collection of books, manuscripts, and artefacts. Users can explore the library's extensive catalogues, access research resources, and explore digitized collections - including manuscripts, maps, music, and newspapers. They can also browse special exhibitions and learn about upcoming events.

The website is family-friendly and offers resources for visitors of all ages. Kids can explore the library's resources through dedicated web pages and virtual story times, while educators can access resources and teaching materials to support their curriculum.

Bl.uk is hosted by Jisc Services Limited hosting, which offers reliable and secure hosting services. The site is also SSL certified by DigiCert Inc., providing users with a secure browsing experience. The site's PageSpeed Insights score of 54 is moderately fast and could benefit from optimization.

Overall, bl.uk is a well-designed and family-friendly website that offers a wealth of information and resources to its visitors. With its impressive catalogues, diverse collections, and informative exhibitions, the site serves as a valuable resource for researchers and cultural enthusiasts across the globe.

Bl.uk Rank Summary

Global Rank

16,855

Average Load Time

0.89sec

Links In Count

17,240

Website Value

$701,501

Audience Geography. Where are bl.uk visitors located?

Country	Visitors
United Kingdom GB	26.9%
United States US	19.5%
India IN	8.2%
Australia AU	6%
China CN	4.8%
France FR	2.9%
Italy IT	2.3%
Canada CA	1.5%
Philippines PH	1.3%
Other	26.9%

Country	Pageviews
United Kingdom GB	52.3%
United States US	11.7%
India IN	5.6%
Italy IT	3.5%
Australia AU	3%
China CN	2.1%
France FR	1.7%
Malaysia MY	1.4%
Canada CA	1.1%
Other	17.9%

Country	Rank
United Kingdom GB	1391
Australia AU	3869
Philippines PH	5729
Malaysia MY	6760
South Africa ZA	7491
Israel IL	7512
Finland FI	7912
Pakistan PK	8462
Denmark DK	9716
Nigeria NG	9757
Hong Kong HK	10953
India IN	10974

Where do visitors go on bl.uk?

Subdomain	Pageviews
bl.uk	41.11%
explore.bl.uk	21.97%
ethos.bl.uk	7.47%
searcharchives.bl.uk	5.14%
sounds.bl.uk	4.23%
ordersubmission.bl.uk	3.25%
pdsloginblue.bl.uk	2.65%
blogs.bl.uk	2.1%
ssoa.bl.uk	2.05%
myrequests.bl.uk	1.73%
other	8.34%

Subdomain	Pageviews per User
searcharchives.bl.uk	10
gallery.bl.uk	8
explore.bl.uk	5.8
cadensa.bl.uk	5
sounds.bl.uk	4.7
ordersubmission.bl.uk	4.2
ogimages.bl.uk	4
hviewer.bl.uk	4
idp.bl.uk	3
pdsloginblue.bl.uk	2.7
other	1.73

Subdomain	Reach
bl.uk	75.57%
explore.bl.uk	12.79%
ethos.bl.uk	9.57%
blogs.bl.uk	6.27%
ssoa.bl.uk	3.72%
pdsloginblue.bl.uk	3.32%
sounds.bl.uk	3.05%
ordersubmission.bl.uk	2.65%
myrequests.bl.uk	2.43%
primocat.bl.uk	1.98%
other	8.81%

How popular is bl.uk?

Period	Global Rank	Global Rank Delta
past 3 months	16855	3711
past month	16337	-476
past week	15340	-1292
yesterday	16648	1028

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	16822	1576	432	-11.66%	3.54	27%
30	16995	-26	43	-0.25%	3.4	-3.7%
7	14513	-4150	512	29%	3.9	30%
1	20709	2664	36	-14.15%	2.7	-11.15%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	18170	4953	454	-30.65%
30	17470	-618	468	3%
7	16978	-230	48	0.5%
1	16731	465	49	-3.37%

Bl.uk Website Safety

Overview

Last Updated: 01/13/2026

Overall result - bl.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: 03/21/2025

bl.uk is safe.

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

Google Safe Search

Last Updated: 10/12/2016

bl.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

bl.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

bl.uk is safe.

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

Web of Trust

Last Updated: 01/09/2019

bl.uk child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	bl.uk
Issuer Organization	DigiCert, Inc.
Issuer	GeoTrust Global TLS RSA4096 SHA256 2022 CA1
Algorithm	RSA-SHA256
Valid form	08/29/2024
Expiration	02/26/2025
Signed	Certificate is not self signed
Additional Domains	bl.uk

Bl.uk Rank History

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

Bl.uk Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 8075

ASN Title: MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US

Last Update: 12/15/2025

#
# 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: 8068 - 8075
ASName: MICROSOFT-CORP-MSN-AS-BLOCK
ASHandle: AS8068
RegDate: 1997-03-31
Updated: 2013-09-04
Ref: https://rdap.arin.net/registry/autnum/8068

OrgName: Microsoft Corporation
OrgId: MSFT
Address: One Microsoft Way
City: Redmond
StateProv: WA
PostalCode: 98052
Country: US
RegDate: 1998-07-09
Updated: 2017-01-28
Comment: To report suspected security issues specific to traffic emanating from Microsoft online services, including the distribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports to:
Comment: * https://cert.microsoft.com.
Comment:
Comment: For SPAM and other abuse issues, such as Microsoft Accounts, please contact:
Comment: * abuse@microsoft.com.
Comment:
Comment: To report security vulnerabilities in Microsoft products and services, please contact:
Comment: * secure@microsoft.com.
Comment:
Comment: For legal and law enforcement-related requests, please contact:
Comment: * msndcc@microsoft.com
Comment:
Comment: For routing, peering or DNS issues, please
Comment: contact:
Comment: * IOC@microsoft.com
Ref: https://rdap.arin.net/registry/entity/MSFT

OrgTechHandle: MRPD-ARIN
OrgTechName: Microsoft Routing, Peering, and DNS
OrgTechPhone: +1-425-882-8080
OrgTechEmail: IOC@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/MRPD-ARIN

OrgAbuseHandle: MAC74-ARIN
OrgAbuseName: Microsoft Abuse Contact
OrgAbusePhone: +1-425-882-8080
OrgAbuseEmail: abuse@microsoft.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/MAC74-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.
#

Bl.uk Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain name:
bl.uk

Registrant:
The British Library

Registrant type:
UK Government Body

Data validation:
Nominet was able to match the registrant's name and address against a 3rd party data source on 07-May-2014

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

Relevant dates:
Registered on: before Aug-1996
Expiry date: 07-Nov-2025
Last updated: 07-Nov-2023

Registration status:
Registered until expiry date.

Name servers:
ns0.ulcc.ac.uk
ns2.ja.net

WHOIS lookup made at 23:46:00 10-Sep-2024

--
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 - 2024.

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
bl.uk	194.66.233.215	1200

Host	MX Record	Priority	TTL
bl.uk	vlb-spamfw.bl.uk	5	7200
bl.uk	vll-spamfw.bl.uk	5	7200

Host	NS Record	TTL
bl.uk	dns2.bl.uk	7200
bl.uk	ns0.ulcc.ac.uk	7200
bl.uk	ns2.ja.net	7200
bl.uk	dns1.bl.uk	7200

Host	TXT Record	TTL
bl.uk	adobe-idp-site-verification=520bfd7f15d8e5fcb141b804ed1ddc374011bc87649d89c00254cf6ffbd76a09	7200
bl.uk	v=spf1 mx ip4:193.60.208.0/21 ip4:194.66.224.0/20 ip4:64.239.149.125 ip4:216.154.234.17 ip4:216.154.234.20 ip4:80.69.7.251 ip4:216.47.169.220 ip4:213.215.157.240 ip4:65.196.76.100/31 ip4:87.82.49.47 ip4:130.88.200.0/24 include:spf-a.bl.uk -all	7200
bl.uk	google-site-verification=iRys8j67fLBSgTxhC6Fcvt9OQczp0s793T30Yc9KxpY	7200

v12l-dns1.bl.uk
TTL: 7200
Email address: hostmaster.bl.uk
Serial: 200609904
Refresh: 900
Retry: 3600
Expire: 1209600
Minimum: 7200

Bl.uk HTML Check

HTML Validation Tool

Errors

A “charset” attribute on a “meta” element found after the first 1024 bytes.

Bad value “DC.rights copyright” for attribute “rel” on element “link”: The string “DC.rights” is not a registered keyword.

Attribute “xmlns:xsi” not allowed here.

The “scheme” attribute on the “meta” element is obsolete. Use only one scheme per field, or make the scheme declaration part of the value.

Bad value “https://www.bl.uk/shop/search?facet|Product%20highlight|New%20in|=1” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.

Bad value “https://www.bl.uk/shop/gift-ideas/c-71?list=1&facet|ZCATGift+ideas|Membership|=1” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.

Bad value “https://www.bl.uk/shop/books-and-media/c-75?list=1&facet|ZCATBooks+%26+Media|Crime+classics|=1” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.

Bad value “https://www.bl.uk/shop/books-and-media/c-75?list=1&facet|ZCATBooks+%26+Media|Published+by+us|=1” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.

Bad value “https://www.bl.uk/shop/gift-ideas/c-71?list=1&facet|ZCATGift+ideas|For+map+lovers|=1” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.

Bad value “https://www.bl.uk/shop/gift-ideas/c-71?list=1&facet|ZCATGift+ideas|For+book+lovers|=1” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.

Bad value “https://www.bl.uk/shop/gift-ideas/c-71?list=1&facet|ZCATGift+ideas|Under+%C2%A310|=1” for attribute “href” on element “a”: Illegal character in query: “|” is not allowed.

Bad value “/events/harry potter a history of magic” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/events/sappho the witnesses” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/events/christmas shopping evening 2017” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/events/james cook the voyages” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Attribute “startdate” not allowed on element “time” at this point.

Bad value “/events/selector responder sounding out the archives” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/events/migrant songs music and migration in south asia” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/events/picturing magic tuesdays” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Attribute “width” not allowed on element “a” at this point.

Attribute “height” not allowed on element “a” at this point.

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

Warnings

Attribute with the local name “xmlns:xsi” is not serializable as XML 1.0.

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

Text run is not in Unicode Normalization Form C.

Bl.uk Desktop Performance

Last tested: 05/27/2017

Desktop Speed

69%

Leverage browser caching

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

Optimize images

Avoid landing page redirects

Minify CSS

Minify JavaScript

Minify HTML

Desktop Resource Breakdown

Total Resources	125
Number of Hosts	38
Static Resources	71
JavaScript Resources	20
CSS Resources	4

Bl.uk Mobile Insights

Last tested: 05/27/2017

Mobile Usability

85%

Size content to viewport

Size tap targets appropriately

Mobile Speed

54%

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

Avoid landing page redirects

Leverage browser caching

Optimize images

Minify JavaScript

Minify HTML

Mobile Resource Breakdown

Total Resources	116
Number of Hosts	38
Static Resources	62
JavaScript Resources	19
CSS Resources	3

Bl.uk Common Typos

www.bl.com
www.bl.net
www.bl.org
www.bl.info
www.bl.biz
www.bl.us
www.bl.mobi
www.l.uk
www.bl.uk
www.vl.uk
www.bvl.uk
www.vbl.uk
www.gl.uk
www.bgl.uk
www.gbl.uk
www.hl.uk
www.bhl.uk
www.hbl.uk
www.nl.uk
www.bnl.uk
www.nbl.uk
www.b.uk
www.bp.uk
www.blp.uk
www.bpl.uk
www.bo.uk
www.blo.uk
www.bol.uk
www.bk.uk
www.blk.uk
www.bkl.uk

Bl.uk British Library website updates | The British Library

We're continuing to experience a major technology outage, but our buildings are open, and events are running as normal.

Bl.uk Overview

Bl.uk Rank Summary

Bl.uk Website Safety

Bl.uk Rank History

Bl.uk Hosting Information

Bl.uk Domain Registration and Settings

Bl.uk HTML Check

Bl.uk Desktop Performance

Bl.uk Mobile Insights

Bl.uk Similar Audits

Bl.uk Common Typos