12 ms·It starts with seed URLs and fans out from there Back in 1996, this could be done by handby SJC_Hacker 21d agoIt starts with seed URLs and fans out from there Back in 1996, this could be done by handkwanbix 21d agothanks! I imagined it will be something like that. Maybe Google used yahoo index back then as seed?orsenthil 21d agoYes. I think, there used be a directory of a links published, like an index.