Types of damage to protect from:
Amarr Navy - 48EM 33Therm 18Kin
Angel Cartel - 59Exp 19 Kin 11Therm 11EM
Blood Raider - 45EM 43Therm 12Kin
Caldari State - 73Kin 26Therm 2EM
EoM - Thermal / Kinetic
Gallente Navy - 54Therm 44Kin 2EM
Guristas - 84Kin 16Therm
Mercenaries - Thermal / Kinetic
Minmatar Fleet - 52Exp 21EM 19Kin 8Therm
Mordus - 81Kin 16Therm 3EM
Republic Fleet - Explosive / Kinetic / EM
Rogue Drones - 55Exp 19Kin 18Therm 8EM
Sansha's Nation - 60EM 32Therm 8Kin
Serpentis - 62Therm 38Kin
The Seven - All
Thukker Tribe - 79Exp 18Therm 3Kin

Main Damage types to use on npc factions:
Guristas - Kinetic
Serpentis - Thermal
Mordus - Thermal & Kinetic
Blood - EM & Thermal
Sansha - EM & Thermal
Angel - Explosive
Mercenary - Thermal
Corpum - EM & Thermal
Gist - Explosive