HTTP Header reponses of alvista.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, 25 Jun 2013 22:12:34 GMT Server: Apache Last-Modified: Sat, 18 May 2013 10:55:35 GMT ETag: "2969-4dcfbf06d5a81" Accept-Ranges: bytes Content-Length: 10601 Content-Type: text/html
DNS Record Analysis
There are total 5 records in domain name system (DNS) of alvista.com, which includes 1 Address(A) record, 1 Mail Exchange(MX) record, 2 Name Server(NS) records and 1 Start of Authority(SOA) 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
alvista.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.
64.71.33.72
1800
alvista.com
MX Mail Exchange Record: Maps a domain name to a list of message transfer agents for that domain.
mx.alvista.com
1800
pri: 10
alvista.com
NS Name Server Record: Delegates a DNS zone to use the given authoritative name servers.
ns.valueweb.net
1800
alvista.com
NS Name Server Record: Delegates a DNS zone to use the given authoritative name servers.
ns2.valueweb.net
1800
alvista.com
SOA Start of Authority Record: Specifies authoritative information about a DNS zone, including the primary name server, the email of the domain administrator, the domain serial number, and several timers relating to refreshing the zone.
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