msf > whois 75.118.185.142 [*] exec: whois 75.118.185.142 WideOpenWest Finance LLC WIDEOPENWEST (NET-75-118-0-0-1)
75.118.0.0 - 75.118.255.255 WIDEOPENWEST OHIO WOW-CL11-1-184-118-75 (NET-75-118-184-0-1)
75.118.184.0 - 75.118.191.255
We see from the whois lookup and a quick search that this IP (WIDEOPENWEST) appears to be a legitimate service provider. While the actual subnet range isn’t specifically registered to secmaniac.net or secmaniac.com, we can tell that this site appears to be hosted inside the author’s home, because the IP block appears to be part of a residential range.
source: Metasploit-The Penetration Testers Guide
How can the author predict that, this site appears to be hosted inside the authors' home? Please explain it in layman terms.