DNS repository domain information for apidoc.internal.busuu.com. It is categorized as Educational, points to the IPv4 address(ess): 3.5.70.31 52.218.108.92 52.218.25.220 52.218.44.44 52.218.45.20 52.92.20.220 52.92.33.228 52.92.35.244 and we have 2 historical record(s) for it.