What does jhu.edu track?
Before any consent, jhu.edu loaded 5 tracking companies and set 6 advertising or analytics cookies.
That's more tracking companies than 78% of the 2,450 sites we scanned.
Scanned October 2, 2026 from Germany, loading www.jhu.edu once and clicking nothing. How we scan
- Tracking companies
- 5
- Tracking cookies
- 6
- Third-party hosts
- 15
- Cookies in total
- 14
Consent banner
No known consent management platform was detected on the page.
Companies contacted before consent
2 of the 6 companies it contacted before consent were social media companies.
- Google Ads2 requestsAdvertising
stats.g.doubleclick.net, www.google.de
- Meta3 requestsSocial media
connect.facebook.net, www.facebook.com
- X (Twitter)3 requestsSocial media
static.ads-twitter.com, t.co, analytics.twitter.com
- Google Analytics5 requestsAnalytics
www.googletagmanager.com, region1.google-analytics.com, region1.analytics.google.com
- Siteimprove2 requestsAnalytics
siteimproveanalytics.com, 6185845.global.siteimproveanalytics.io
Other third parties (content delivery, consent, functional, unclassified)
- Google9 requestsFunctional
www.gstatic.com, www.google.com, fonts.gstatic.com
Cookies set before consent
The longest-lived tracking cookie it set was muc_ads, from X (Twitter), lasting about 13 months.
| Cookie | Purpose | Set by | Lasts |
|---|---|---|---|
| muc_ads | Advertising | t.co (third party) | 13 months |
| personalization_id | Advertising | twitter.com (third party) | 13 months |
| _ga | Analytics | jhu.edu | 13 months |
| _ga_8031WYVC9V | Analytics | jhu.edu | 13 months |
| _ga_TSX9K66082 | Analytics | jhu.edu | 13 months |
| nmstat | Analytics | jhu.edu | 13 months |
| _twpid | Unclassified | jhu.edu | 13 months |
| _twsid | Unclassified | jhu.edu | 13 months |
| __cf_bm | Functional | jhu.edu | Under a day |
| __cf_bm | Functional | t.co (third party) | Under a day |
| __cf_bm | Functional | twitter.com (third party) | Under a day |
| __cf_bm | Functional | hub.jhu.edu | Under a day |
| __cf_bm | Functional | www.jhu.edu | Under a day |
| cf_clearance | Functional | www.jhu.edu | 12 months |
The page also wrote 2 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.