Pet Health Information - PetMD is the largest website library of pet health information, including symptoms, diagnosis and treatment, with thousands of veterinarian written and approved articles.
HTTP Header reponses of petmd.com is the information we get when HTTP request sent to a server from connecting clients(e.g. chrome, firefox). When you input an address into your browser it sends a request to the server hosting the domain and the server responds. HTTP Header information is not directly displayed by normal web browsers like chrome, firefox etc.