|
Search
Engine
|
What's
not indexed
|
Slow
Pages play a role?
|
Content
and location
|
HTML
Title
|
Meta
tags
|
Keyword
Frequency
|
Link
popularity
|
What
it likes
|
Altavista
Search Engine |
ASP
pages, databases, registration pages, text in graphics
and multimedia files (use Alt tags), XML, Java applets,
comment tags, Acrobat files, spammers |
Yes |
Very
important,
Top of the page |
Very
important, should be unique for every page |
Not
important |
Not
mentioned, but the best location is title and top of
page |
Important |
Uncommon
words, good navigation, plain HTML pages with text only |
DMOZ
Users: AOL, Netscape; Altavista, Hotbot,
Google and Lycos directories |
Spammers |
No |
Worthy
of indexing as determined by editors, and in appropriate
category |
No,
but the title filled in plays a role. |
No,
but the description and keywords filled in play a role. |
No |
Important,
some use Inktomi |
Concise
and accurate descriptions and keywords, choice of
appropriate category |
Google
Search Engine |
Not
mentioned, see Altavista for approximate guidelines,
spammers |
Not
mentioned |
Keywords
should be close to each other.
Content should include keywords in text or links |
Not
mentioned,
but seems to be a factor |
No |
Not
mentioned |
Very
important, especially from relevant pages |
Link
popularity, keywords near each other, keywords in URL |
Hotbot
Search Engine |
Frames,
pages with cookie requirements, URLs with special
characters, spammers. |
Yes,
pages can be dropped if a server is too slow |
Ranks
on the length of the document and frequency of keywords. |
Most
important |
Very
important, both description (150 characters) and
keywords (75 characters) |
Very
important (standard requirements are 3-7%) |
Important,
uses Inktomi |
Lack
of stop words, meta tags, HTML titles, lots of keywords |
Looksmart
Directory |
Pornography,
violence, illegal sites; sites with few pages, or little
quality, temporary sites, spammers |
Yes,
may be excluded |
Must
be of high-quality, interesting, useful |
No,
but you can fill in a title, which can be edited |
No,
but you can fill in a description, which can be edited |
No |
Important,
uses Inktomi |
Quality
content and look, good functionality and interactivity.
Since a part of LookSmart uses Altavista, see that
section as well |
Lycos
Search Engine |
Spammers,
URLs with special characters |
Not
mentioned |
Not
mentioned |
Not
mentioned,
but seems to be a factor |
Not
mentioned |
Not
mentioned |
Not
mentioned,
but seems to be a factor |
We're
not sure, little information given. |
Northern
Light
Search Engine |
Alt
tags, hidden or invisible text, spammers. |
Not
mentioned |
Ranks
visible text on the page, important to have keywords in
text and title. |
Important,
use keywords, up to 250 characters |
No |
Very
important in the text (standard requirements are 3-7%) |
Very
important |
Lots
of links, lots of keywords in the text, uncommon
keywords (common are of less importance). |
Yahoo
Directory |
Spammers |
Not
mentioned |
Worthy
of indexing as determined by editors, and in appropriate
category |
No,
but the title filled in plays a role. It should be
concise |
No,
but the description and keywords filled in play a role. |
No |
Important,
uses Inktomi |
Concise
and accurate descriptions and keywords, choice of
appropriate category |
