Arduino Ethernet + LCD to display IP address
You can download the sketch from the Instructable site: https://www.instructables.com/id/Print-the-IP-Address-on-LCD-From-Arduino-and-Ether/
Download the Ethernet library from: https://github.com/Wiznet/WIZ_Ethernet_Library
Download the Liquid Crystal display with I2C library: https://github.com/fdebrabander/Arduino-LiquidCrystal-I2C-library
Ethernet library discretion on the Arduino site: https://www.arduino.cc/en/Reference/Ethernet
ip address