Travel & hotelswww.klm.com
KLM — website check
Flag carrier airline of the Netherlands, founded 1919, based in Amstelveen. KLM’s website (www.klm.com) runs on Angular. It is delivered through Akamai. Email from the domain is protected by an enforced DMARC policy.
79
Brand Web Indexout of 100
Share of 26 technical checks the site passes: security, speed, email and SEO. A measurement of the website — not a popularity ranking.
100
Security
60
Speed & delivery
75
Email & domain
73
SEO & markup
Official siteChecked 22 Oct 2026
About the brand
Founded1919
CountryNetherlands
HeadquartersAmstelveen
IndustryFreight air transport · Passenger air transport
Part ofAir France-KLM
Official websitewww.klm.com
Facts: Wikidata (CC0).
Built with
Tag managersGoogle Tag Manager
CDNAkamai
Web frameworksAngular
A/B testingOptimizely
Web serversnginx
Security & bot protectionAkamai Bot Manager
Hosting & delivery
Servernginx
Network (AS)Akamai
HTTP versionHTTP/3
TLSTLS 1.3
CertificateSectigo Limited · valid until 2027-02-20
First response2,027 ms
Homepage weight491 KB
IPv6yes
Email & domain
Mail providerCisco Secure Email
SPFyes
DMARC policyp=reject
BIMIno
DNSSECyes
CAAno
Verified servicesAdobe (Admin Console), Apple (domain verification), Atlassian Cloud, GlobalSign, Google Search Console, Microsoft 365, Miro
SEO & social
Title55 characters
Meta description153 characters
Canonicalyes
Structured dataWebSite
Language versions0
Open Graphno
AI crawlers & robots
AI crawlers blockednone
llms.txtno
ads.txtno
security.txtno
Checklist
Security
- HTTPS by default
- HSTS header
- TLS 1.3
- Content-Security-Policy
- X-Content-Type-Options
- Referrer-Policy
Speed & delivery
- HTTP/3
- IPv6
- First response under 1.5 s
- Homepage under 1.5 MB
Email & domain
- SPF record
- DMARC record
- DMARC enforced (quarantine / reject)
- BIMI logo record
- DNSSEC
- CAA record
SEO & markup
- Title tag 10–70 characters
- Meta description
- Canonical link
- Exactly one H1
- Structured data (JSON-LD)
- Open Graph title and image
- All images have alt text
- XML sitemap
- robots.txt
- security.txt
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Data from our own crawler: homepage, DNS, TLS and robots.txt of each brand’s official website. coolbrands.uk.com is an independent catalogue. It is not affiliated with Superbrands (UK) Ltd or the CoolBrands® awards programme, and does not publish their results.
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