HTTP Header reponses of 81net.hk 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: Wed, 01 Aug 2012 02:39:38 GMT Server: Apache/2.2.3 (CentOS) X-Powered-By: PHP/5.2.13 Content-Length: 768 Content-Type: text/html; charset=UTF-8
DNS Record Analysis
There are total 4 records in domain name system (DNS) of 81net.hk, which includes 1 Address(A) record, 1 Mail Exchange(MX) record, 1 Name Server(NS) record 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
81net.hk
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.
202.67.216.87
38400
81net.hk
MX Mail Exchange Record: Maps a domain name to a list of message transfer agents for that domain.
mail.81net.hk
38400
pri: 5
81net.hk
NS Name Server Record: Delegates a DNS zone to use the given authoritative name servers.
server1.globaltop.hk
38400
81net.hk
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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