Forum Discussion
dyobbs_25515
Nimbostratus
NimbostratusURL Filtering based on DNS Request
hi, customer is looking a solution to address a URL filtering requirement.
They have an existing database to block the user from going this.
They have F5 on the DNS servers, wanted to explore how the...
Cory_50405
Noctilucent
NoctilucentWe do something called DNS blackhole. Basically we create a list of known malicious domains that we want to block and when a DNS request arrives for one of those domains, we send back a response to a custom splash page rather than the malicious content. You can read about it here:
https://devcentral.f5.com/articles/v111-dns-blackhole-with-irules.U2M6-lea8Tg
