
Yesterday I read the news that many were waiting for - Roskomnadzor blocked ... itself. To be exact, it’s not quite like that - localhost (127.0.0.1) got into the registry of banned sites. Let's try to figure out how it happened, what came out of it and who needed it?
So how could a localhost get into the RKN blacklist?
The fact is that the blocking decision is made on a domain name on which several IP addresses can be linked. Further, a blocking notification is sent to the owner of the resource, after which he is given 3 days to remove prohibited content. During these three days, the owner can eliminate the reasons for blocking.
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However, for the same 3 days, the resource owner can change the bindings in the DNS name, including specifying the IP associated with another domain. Apparently, this is what happened in the history of the site
karaoke-besplatno.ru .
Those who want to spoil the Roskomnadzor and the process of blocking websites with illegal content, deliberately changed the IP to 127.0.0.1.
Since the IP list for blocking is automatically unloaded, the localhost has entered the registry along with the correct IP addresses. And after the discovery by the staff of the RKN was excluded from there.
After that, the IP on the block went to the providers, who also did not bother to check the list for adequacy. So everything, apparently, happened: the RKN and the provider did not overlook, and the cunning domain owner simply mocked everyone.
Since the lock is given for three days, and the IP is 127.0.0.1. It was deleted from the registry after an error was detected, there was no real damage to the RKN site.
And now the most interesting thing: did karaoke-besplatno.ru just want to make fun of Roskomnadzor and providers? The first of the "sensation" reported
Roskomsvoboda . After that, many reprinted the message, and Roskomnadzor promptly removed this incident without incurring much damage. For karaoke-besplatno.ru it also did not bring any benefits, because even in the case of increasing flow of visits, the site is unavailable. It turns out that only Roscomsvoboda received increased traffic and its benefits. Considering how they popiaril themselves, we can assume that they prompted the owners of karaoke-besplatno.ru to change the IP address to localhost.