alt Hacker NewsIt's a real pain in the ass because in the absence of ASN based blocking, you often have to give something a long list of IP ranges in CIDR notation, and be certain you don't "miss" even one ipv4 /23 or /24 or a crawler will get through.
It's a real pain in the ass because in the absence of ASN based blocking, you often have to give something a long list of IP ranges in CIDR notation, and be certain you don't "miss" even one ipv4 /23 or /24 or a crawler will get through.