UPDATE - DNS over NB-IOT is now working! Please update to the latest 1.18.2 (stable): https://forum.pycom.io/topic/4361/new-stable-firmware-release-v1-18-2 or to the latest 1.20.0.rc7 (development): https://forum.pycom.io/topic/4359/new-v1-20-0-release-candidate-v1-20-0-rc7 Use the following to set your DNS Server to Google's DNS Servers ... usocket.dnsserver(0,'8.8.8.8') usocket.dnsserver(1,'4.4.4.4') usocket.dnsserver() ('8.8.8.8', '4.4.4.4') Then bring up your LTE Connection, and do: >>> print(usocket.getaddrinfo("www.google.com", 80)[0][-1]) ('216.58.211.4', 80)