OS/2

A living catalog of real browser User-Agent strings seen on CheckProxy.org and shared IP databases. Filter by browser, operating system, device type, or search the raw string — ideal for antidetect profiles and proxy testing.

23714 entries · Last updated Jun 26, 2026, 08:43:08 AM

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User-Agents on OS/2 — updated Jun 26, 2026, 08:43:08 AM

6 results
# Raw User-Agent Browser OS Device
1 Mozilla/5.0 (OS/2; Warp 4.5; rv:38.0) Gecko/20100101 Firefox/38.0 SeaMonkey/2.35 SeaMonkey 2.35 OS/2 —
2 Mozilla/5.0 (OS/2; Warp 4.5; rv:10.0.12) Gecko/20130108 Firefox/10.0.12 SeaMonkey/2.7.2 SeaMonkey 2.7.2 OS/2 —
3 Mozilla/5.0 (OS/2; U; OS/2; en-US) AppleWebKit/533.3 (KHTML, like Gecko) Arora/0.11.0 Safari/533.3 Arora 0.11.0 OS/2 —
4 Mozilla/5.0 (OS/2; Warp 4.5; rv:45.0) Gecko/20100101 Firefox/45.0 Firefox 45.0 OS/2 —
5 Mozilla/5.0 (OS/2; Warp 4.5; rv:45.0) Gecko/20100101 Firefox/45.0 SeaMonkey/2.42.9esr SeaMonkey 2.42.9esr OS/2 —
6 Mozilla/5.0 (OS/2; U; OS/2; en-US) AppleWebKit/533.3 (KHTML, like Gecko) QupZilla/1.3.1 Safari/533.3 QupZilla 1.3.1 OS/2 —

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