404. That’s an error.
The requested URL /add?feedurl=http://www.adanafirma.gen.tr/altunbaslar-galeri_adaqx11925/firma.rss was not found on this server. That’s all we know.
/add?feedurl=http://www.adanafirma.gen.tr/altunbaslar-galeri_adaqx11925/firma.rss