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A wildcard DNS record is a record in a DNS zone that will match requests for non-existent domain names. A wildcard DNS record is specified by using a * as the leftmost label (part) of a domain name, e.g. *.example.com. The exact rules for when a wildcard will match are specified in RFC 1034, but the rules are neither intuitive nor clearly ...
A number of workarounds were developed to locally disable the effects of Site Finder on a per-network basis. Most notably, the Internet Systems Consortium announced that it had produced a version of the BIND DNS software that could be configured by Internet service providers to filter out wildcard DNS from certain domains; this software was deployed by a number of ISPs.
I get the sense, from reading the wildcards part of RFC1034, that Paul was just codifying in an RFC the consequence of how an early DNS server stored its records in memory. Samboy 09:20, 9 October 2005 (UTC) As of MaraDNS 1.2.02, MaraDNS now has the ability to optionally handle wildcards in a more RFC-compliant manner.
Site Finder, a wildcard DNS record for all .com and .net unregistered domain names, run by .com and .net top-level domain operator VeriSign during 15 September – 4 October 2003 Sitefinder database , an incomplete list of mobile phone base stations in the UK
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DNS hijacking, DNS poisoning, or DNS redirection is the practice of subverting the resolution of Domain Name System (DNS) queries. [1] This can be achieved by malware that overrides a computer's TCP/IP configuration to point at a rogue DNS server under the control of an attacker, or through modifying the behaviour of a trusted DNS server so that it does not comply with internet standards.
Later, the URL was redirected to google.com; [5] a 2018 check revealed it to redirect users to adware pages, and a 2020 attempt to access the site through a private DNS resolver hosted by AdGuard resulted in the page being identified as malware and blocked for the user's security. By mid-2022, it had been turned into a political blog.
A doppelganger domain is a domain that is spelled identically to a legitimate fully qualified domain name (FQDN) but missing the dot between host/subdomain and domain, to be used for malicious purposes.