Reasons
The official channel has not offered concrete answers regarding the causes of the service outage. However, various experts worldwide have offered the following hypothesis:
The latest information collections and what all unofficial media outlets indicate warn of a cause in the DNS (domain name servers), which correspond to the protocols used to resolve domains and reference servers. That is, when you search for Facebook.com in your web browser, the browser (Chrome, Mozilla, among others) must determine where this name points to, that is, to which IP: where it is located and what ports it has open, establishing a connection with the destination server to display the content you are requesting (all this in milliseconds).
Implications
Regarding the downtime of these services, it is important to consider the fragility of online services, whether they be social networks or websites of various types, including game servers.
The stability of web and multimedia services has been improving for years. With the growing market supported by networks, Internet and hosting providers have also improved the quality of their service, generally offering uptime of 99.9%. However, this does not ignore the fragility of the economic system that depends on networks, not referring exclusively to social networks as entertainment, but to the informal and formal market support that occurs through them.
Some more peripheral consequences are becoming evident: It would be normal for the social media giant's shares to fall; the dependence on digital interactions that we have acquired since the pandemic and its socio-affective implications; Zuckerberg's "monopoly" on social media; and the large market shares this generates ( more information)