the situation of top research centers' websites in the islamic world countries: a webometric study

research centers are among the most important institutes in a scientific society. using the altavista search engine and webometric methods, this research tries to find the performance and impact of the top research centers of the islamic world countries. the results reveal that from 57 countries, 40 of them did not have any research centers scored in webometric ranking and the rest of them had not been scored well in the webometric ranking model. in this study, we rank research centers’ websites based on some webometric indicators such as number of pages, linkages, wif and revised wif.  findings show that the ranking of the websites based on the wif and revised wif is almost different and there is a strong correlation between the number of research centers in the islamic countries that were scored in webometrics and their ranks based on countries’ gdp.