vs
Comparison
DOI.org query endpoint vs Quad9
Who’s behind each, what their homepages track, what they cost and how often their policies changed, measured the same way for both. By what they offer, they’re close.
Website of the DOI Foundation, the not-for-profit body that governs the Digital Object Identifier system (ISO 26324) and runs the resolver that redirects DOI names to the objects they identify.
Quad9 is a free public recursive DNS resolver that blocks lookups of known malicious domains (malware, phishing, botnets), does not log users' IP addresses, and supports encrypted DNS. It is operated by a Swiss nonprofit foundation.
- Company
- Not stated
- Not stated
- Registered in
- Unknown
- Unknown
- Online since
- Unknown
- Unknown
- Audience
- Top 1K
- Top 10K
- Trackers on the homepage
- fewer
-
- Marketing and email tracking: Mailchimp
- Ad trackers
- None
- None
- Cookie banner
- –
- –
- Prices
- No pricing page found
- No pricing page found
- Last price change
- –
- –
- Privacy policy changes
- 0
- 0
- Terms changes
- 0
- 0
- Open positions
- –
- –
Trackers are what each homepage loads before cookie consent; changes count since we started checking each site weekly. Hover a dotted value for its source and date.