Line 51 altitudedigital.com is not the canonical exchange domain. Use altitude-arena.com instead.
Line 52 Ad system domain oath.com is not a known exchange domain. Ensure the spelling is correct, check the partner documentation, or have the partner update the IAB Tech Lab normalization mappings: https://wiki.iabtechlab.com/index.php?title=Ads.txt_Normalization_Mappings
Line 53 brightroll.com is not the canonical exchange domain. Use btrll.com instead.
Line 57 rubicon.com is not the canonical exchange domain. Use rubiconproject.com instead.
Line 61 sfx.freewheel.tv is not the canonical exchange domain. Use freewheel.tv instead.
Line 63 publishers.teads.tv is not the canonical exchange domain. Use teads.tv instead.
Line 64 publishers.teads.tv is not the canonical exchange domain. Use teads.tv instead.
Line 118 Ad system domain connectad.io is not a known exchange domain. Ensure the spelling is correct, check the partner documentation, or have the partner update the IAB Tech Lab normalization mappings: https://wiki.iabtechlab.com/index.php?title=Ads.txt_Normalization_Mappings
Line 141 Ad system domain ucfunnel.com is not a known exchange domain. Ensure the spelling is correct, check the partner documentation, or have the partner update the IAB Tech Lab normalization mappings: https://wiki.iabtechlab.com/index.php?title=Ads.txt_Normalization_Mappings
Line 142 Ad system domain vindicosuite.com is not a known exchange domain. Ensure the spelling is correct, check the partner documentation, or have the partner update the IAB Tech Lab normalization mappings: https://wiki.iabtechlab.com/index.php?title=Ads.txt_Normalization_Mappings