Websites using Klarna Checkout

Klarna Checkout is a complete payment solution where Klarna handles a store's entire checkout.

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Klarna Checkout companies in the United Kingdom

Every Klarna Checkout website we detected in the United Kingdom.

Companies with business emails

Only sites where a business, company-hosted email was found.

Companies on LinkedIn

Sites with at least one business LinkedIn profile.

Top 100,000 Klarna Checkout sites by traffic

Start with the highest-traffic end of the dataset.

Sites on a .com domain

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Live Websites

Websites Using Klarna Checkout

A sample of live Klarna Checkout sites from our latest crawl, with the other technologies each one runs.

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Domain	Also runs	Crawl Date
lucrin.co.jp	HTTP/3 HSTS Google Tag Manager Alpine.js Tailwind CSS	September 27, 2026
kiddieboutiquebyclaire.co.uk	HTTP/3 HSTS Cloudflare Google Analytics Google Cloud	September 27, 2026
flyingeagle.se	jQuery HSTS Bootstrap Google Analytics Google Tag Manager	September 27, 2026
emuaustralia.com.au	jQuery Bootstrap Cloudflare Google Tag Manager Salesforce	September 27, 2026
easyklima.at	jQuery PHP MySQL WordPress HSTS	September 27, 2026
easyklima.it	jQuery PHP MySQL WordPress HSTS	September 27, 2026
dinhoj.se	PHP HSTS Google Tag Manager Alpine.js Tailwind CSS	September 27, 2026
bookted.it	HTTP/3 HSTS Cloudflare React Google Tag Manager	September 27, 2026
bestway.ge	jQuery PHP HTTP/3 Cloudflare Google Analytics	September 27, 2026
hadfieldguns.com	HTTP/3 HSTS Cloudflare Google Analytics RequireJS	September 27, 2026

How many websites use Klarna Checkout?

We found Klarna Checkout on 5,356 websites in our September 2026 crawl, across 87 countries.

Which countries use Klarna Checkout the most?

By number of websites, the top countries are United Kingdom (17%, 929 sites), Germany (9%, 488 sites), United States (8%, 448 sites), Sweden (6%, 309 sites) and Italy (6%, 303 sites). Together they account for 46% of the 5,356 Klarna Checkout sites we track. 50% of the sites are in English, and .com is the most used domain ending, on 36% of them.

Where are Klarna Checkout websites hosted?

The networks carrying the most Klarna Checkout sites are Cloudflare, Inc. (1,933 sites), Amazon.com, Inc. (373 sites) and Fastly, Inc. (292 sites).

What technologies are used with Klarna Checkout?

Across the 5,356 Klarna Checkout sites we track, the technologies most often found alongside it are HSTS (60%, 3,213 sites), Google Tag Manager (52%, 2,770 sites), Cloudflare (49%, 2,618 sites), jQuery (49%, 2,599 sites) and PayPal (47%, 2,523 sites).

Deep Dive

Breakdown of Klarna Checkout websites

What else they run, plus their language, hosting network, domain extension and country.

Technology	Sites
HSTS	3,213
Google Tag Manager	2,770
Cloudflare	2,618
jQuery	2,599
PayPal	2,523
HTTP/3	2,439
PHP	2,368
Google Analytics	1,735
Bootstrap	1,687
MySQL	1,212
Amazon Web Services	1,177
Nginx	1,165
RequireJS	1,107
Amazon S3	982
Klaviyo	797
OWL Carousel	773
Shopify	722
WordPress	668
Cloudflare Browser Insights	667
jQuery Migrate	602
Apache HTTP Server	594
cdnjs	572
reCAPTCHA	553
WooCommerce	505
Slick	474

Language	Sites
English	2,681
German	581
Italian	349
Swedish	303
Dutch	199
Spanish	196
French	156
Finnish	111
Norwegian Bokmål	95
Polish	89
Danish	82
Portuguese	62
Greek	49
Latin	33
Norwegian Nynorsk	27
Czech	24
Slovak	24
Bulgarian	21
Slovenian	20
Chinese	20
Hungarian	17
Romanian	16
Tagalog	15
Japanese	14
Arabic	10

ASN	Sites
Cloudflare, Inc.	1,933
Amazon.com, Inc.	373
Fastly, Inc.	292
Hetzner Online GmbH	204
Beyond.pl sp. z o.o.	169
CLOUDFLARENET	163
Akamai International B.V.	162
Microsoft Corporation	161
Google LLC	149
Bigcommerce Inc.	148
DigitalOcean, LLC	125
IONOS SE	80
OVH SAS	75
Iomart Cloud Services Limited	73
Aptum Technologies	49
Hostinger International Limited	45
23M GmbH	42
Glesys AB	39
Sucuri	38
ODERLAND Webbhotell AB	35
Cloudflare London, LLC	34
dogado GmbH	32
Kodmyran AB	30
Aruba S.p.A.	28
Akamai Technologies, Inc.	27

TLD	Sites
com	1,939
uk	765
de	367
se	278
it	233
nl	171
no	118
au	100
fi	91
fr	83
es	74
pl	73
at	71
eu	68
dk	67
ca	52
be	50
net	49
gr	46
pt	46
ch	45
ie	40
shop	38
co	32
cz	24

Country	Sites
Unknown	1,029
🇬🇧 United Kingdom	929
🇩🇪 Germany	488
🇺🇸 United States	448
🇸🇪 Sweden	309
🇮🇹 Italy	303
🇳🇱 Netherlands	215
🇫🇷 France	121
🇳🇴 Norway	120
🇫🇮 Finland	110
🇵🇱 Poland	109
🇦🇺 Australia	104
🇪🇸 Spain	102
🇨🇦 Canada	97
🇮🇪 Ireland	84
🇦🇹 Austria	76
🇩🇰 Denmark	72
🇧🇪 Belgium	56
🇵🇹 Portugal	54
🇨🇭 Switzerland	53
🇬🇷 Greece	51
🇭🇰 Hong Kong	34
🇨🇿 Czech Republic	26
🇨🇴 Colombia	25
🇸🇮 Slovenia	22