Dnsmap – Passive DNS network mapper a.k.a. subdomains bruteforcer.
dnsmap is mainly meant to be used by pentesters during the information gathering/enumeration phase of infrastructure security assessments. During the enumeration stage, the security consultant would typically discover the target company’s IP netblocks, domain names, phone numbers, etc …
Subdomain brute-forcing is another technique that should be used in the enumeration stage, as it’s especially useful when other domain enumeration techniques such as zone transfers don’t work.
more here.......http://securityblog.gr/2523/passive-dns-network-mapping/
dnsmap is mainly meant to be used by pentesters during the information gathering/enumeration phase of infrastructure security assessments. During the enumeration stage, the security consultant would typically discover the target company’s IP netblocks, domain names, phone numbers, etc …
Subdomain brute-forcing is another technique that should be used in the enumeration stage, as it’s especially useful when other domain enumeration techniques such as zone transfers don’t work.
more here.......http://securityblog.gr/2523/passive-dns-network-mapping/