Reference

Get Content Category
adult_ml1_cat()	Probability that Domain Hosts Adult Content Based on features of Domain Name and Suffix alone.
alexa_cat()	Get Category from Alexa
brightcloud_cat()	Get Category from Brightcloud
dmoz_cat()	Get Category from DMOZ
shalla_cat()	Get Category from Shallalist
uni_cat()	Get Category from University Domain List
virustotal_cat()	Get Category from Virustotal
Not News
not_news()	Classify News and Non-News Based on keywords in the URL