Line 76 altitudedigital.com is not the canonical exchange domain. Use altitude-arena.com instead.
Line 77 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 78 brightroll.com is not the canonical exchange domain. Use btrll.com instead.
Line 81 rubicon.com is not the canonical exchange domain. Use rubiconproject.com instead.
Line 85 sfx.freewheel.tv is not the canonical exchange domain. Use freewheel.tv instead.
Line 87 publishers.teads.tv is not the canonical exchange domain. Use teads.tv instead.
Line 88 publishers.teads.tv is not the canonical exchange domain. Use teads.tv instead.
Line 101 brightroll.com is not the canonical exchange domain. Use btrll.com instead.
Line 137 Ad system domain rtk.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 138 Ad system domain rtk.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 139 Ad system domain rtk.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 140 Ad system domain rtk.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 172 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