HTTP Header reponses of cart.booksite.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.
HTTP/1.1 200 OK Date: Tue, 19 Mar 2013 16:38:30 GMT Server: Apache/2.2.3 (CentOS) X-Powered-By: PHP/5.1.6 X-Pingback: http://cart.booksite.com/xmlrpc.php Content-Length: 2248 Connection: close Content-Type: text/html; charset=UTF-8
DNS Record Analysis
There are total 3 records in domain name system (DNS) of cart.booksite.com, which includes 1 Address(A) record, 1 Canonical Name(CNAME) record and 1 Text(TXT) record.
Host Name of the node to which this record pertains
Type Type of resource record in symbolic representation.
IP/Target
TTL Count of seconds that the resource record stays valid.
Extra Info Additional resource record-specific data
belldandy.booksite.com
A Address Record: A 32-bit IPv4 address, most commonly used to map hostnames to an IP address of the host, but also used for DNSBLs, storing subnet masks in RFC 1101.
216.69.192.33
300
cart.booksite.com
CNAME Canonical Name Record: Alias of one name to another: the DNS lookup will continue by retrying the lookup with the new name.
belldandy.booksite.com
300
belldandy.booksite.com
TXT Text Record: Originally for arbitrary human-readable text in a DNS record. Since the early 1990s, however, this record more often carries machine-readable data, such as specified by RFC 1464, opportunistic encryption, Sender Policy Framework, DKIM, DMARC DNS-SD.