What does qualys.com track?
Before any consent, qualys.com loaded 3 tracking companies and set 2 advertising or analytics cookies.
That's more tracking companies than 58% of the 2,450 sites we scanned.
Scanned October 2, 2026 from Germany, loading www.qualys.com once and clicking nothing. How we scan
- Tracking companies
- 3
- Tracking cookies
- 2
- Third-party hosts
- 8
- Cookies in total
- 8
Consent banner
The page loaded Cookiebot, a consent management platform. Everything below was recorded before anyone answered it. 3 tracking companies still loaded while it was unanswered.
Companies contacted before consent
2 of the 6 companies it contacted before consent were analytics companies.
- Google Ads1 requestAdvertising
pagead2.googlesyndication.com
- VWO6 requestsAnalytics
dev.visualwebsiteoptimizer.com
- Google Analytics3 requestsAnalytics
www.googletagmanager.com, region1.google-analytics.com
Other third parties (content delivery, consent, functional, unclassified)
- imagekit.io21 requestsUnclassified
ik.imagekit.io
- Cookiebot4 requestsConsent banner
consent.cookiebot.com, consentcdn.cookiebot.com
- Builder.io27 requestsContent delivery
cdn.builder.io
Cookies set before consent
The longest-lived tracking cookie it set was _vwo_ds, lasting about 30 days.
| Cookie | Purpose | Set by | Lasts |
|---|---|---|---|
| _vwo_ds | Analytics | qualys.com | 30 days |
| _vwo_sn | Analytics | qualys.com | Under a day |
| builder.userAttributes | Unclassified | www.qualys.com | Session |
| builderSessionId | Unclassified | www.qualys.com | Under a day |
| _vis_opt_s | Functional | qualys.com | 3 months |
| _vis_opt_test_cookie | Functional | qualys.com | Session |
| _vwo_uuid | Functional | qualys.com | 12 months |
| _vwo_uuid_v2 | Functional | qualys.com | 12 months |
The page also wrote 3 keys to local storage, which works like a cookie but isn't sent with requests.
Understanding this page
- How to see which cookies and trackers a website loads
A hands-on walkthrough for checking what a site sets before you've clicked anything, using Chrome and Firefox's built-in tools, plus how CookieTosser automates the same check every month.
- What counts as valid cookie consent in the EU
The rules that actually govern cookie banners — the ePrivacy Directive, the GDPR consent standard, the Planet49 ruling, the strictly-necessary exemption, and what "reject" has to offer compared with "accept.
- Consent management platforms explained
What a CMP banner is actually doing behind the scenes, how the IAB's TCF standard and Google's Consent Mode v2 fit in, and why a banner being present is no guarantee that nothing loads before you answer it.