I found these links while updating my offline backup of PRD.
404 Links:
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/prd/environment.html (from paizo.com/pathfinderRPG/prd/mastery/disasters.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/classes/spells/fly.html (from paizo.com/pathfinderRPG/prd/classes/sorcerer.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/classes/spells/fear.html (from paizo.com/pathfinderRPG/prd/classes/sorcerer.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/scorpion.html (from paizo.com/pathfinderRPG/prd/advanced/baseClasses/witch.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/monsters/demons.html (from paizo.com/pathfinderRPG/prd/advanced/coreClasses/cleric.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/monsters/devils.html (from paizo.com/pathfinderRPG/prd/advanced/coreClasses/cleric.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/advanced/prestigeClasses/damge-reduction (from paizo.com/pathfinderRPG/prd/advanced/prestigeClasses/stalwartDefender.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/advanced/spells/spells/transmutePotionToPoison. html (from paizo.com/pathfinderRPG/prd/advanced/spells/transmutePotionToPoison.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/prd/environment.html (from paizo.com/pathfinderRPG/prd/mastery/disasters.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/prd/environment.html (from paizo.com/pathfinderRPG/prd/mastery/disasters.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/classes/spells/fly.html (from paizo.com/pathfinderRPG/prd/classes/sorcerer.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/classes/spells/fear.html (from paizo.com/pathfinderRPG/prd/classes/sorcerer.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/scorpion.html (from paizo.com/pathfinderRPG/prd/advanced/baseClasses/witch.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/monsters/demons.html (from paizo.com/pathfinderRPG/prd/advanced/coreClasses/cleric.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/monsters/devils.html (from paizo.com/pathfinderRPG/prd/advanced/coreClasses/cleric.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/advanced/prestigeClasses/damge-reduction (from paizo.com/pathfinderRPG/prd/advanced/prestigeClasses/stalwartDefender.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/advanced/spells/spells/transmutePotionToPoison. html (from paizo.com/pathfinderRPG/prd/advanced/spells/transmutePotionToPoison.html)
"Not Found" (404) at link paizo.com/pathfinderRPG/prd/prd/environment.html (from paizo.com/pathfinderRPG/prd/mastery/disasters.html)
Tool HTTrack.