Archive.is blog
Blog of http://archive.is/ project
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What's the point of keeping tracking of submitter ip again? There is tech to evade giving out real ip, such as proxy, vpn, onion routing, etc.
Anonymous
Mostly to combat SEO spam, by clustering new snapshots by submitters. Spammers typically use the same VPN company, so patterns in submitter IPs complement patterns in text on snapshots. Also, stored IPs are essential to tighten CAPTCHA rules against an active spammer.
Of course, you can save a page anonymously. It is exactly what the website for: to save a page as quick as possible, without creating accounts, confirm email/phone, bind credit cards. But you cannot save 10000 pages with “buy v1agra”. There are no user accounts, so they are simulated by various heuristics.
