1. 2017. How and why the leap second affected Cloudflare DNS. https://blog.cloudflare.com/how-and-why-the-leap-second-affected-cloudflare-dns/. 2017. How and why the leap second affected Cloudflare DNS. https://blog.cloudflare.com/how-and-why-the-leap-second-affected-cloudflare-dns/.
2. 2018. Analyzing the Impact of a Public DNS Resolver Outage. https://www.catchpoint.com/blog/google-dns-outage. 2018. Analyzing the Impact of a Public DNS Resolver Outage. https://www.catchpoint.com/blog/google-dns-outage.
3. 2021. A DNS outage just took down a large chunk of the internet. https://techcrunch.com/2021/07/22/a-dns-outage-just-took-down-a-good-chunk-of-the-internet/. 2021. A DNS outage just took down a large chunk of the internet. https://techcrunch.com/2021/07/22/a-dns-outage-just-took-down-a-good-chunk-of-the-internet/.
4. 2021. Observations on resolver behavior during DNS outages. https://blog.verisign.com/security/facebook-dns-outage/. 2021. Observations on resolver behavior during DNS outages. https://blog.verisign.com/security/facebook-dns-outage/.
5. 2021. Understanding how Facebook disappeared from the Internet. https://blog.cloudflare.com/october-2021-facebook-outage/. 2021. Understanding how Facebook disappeared from the Internet. https://blog.cloudflare.com/october-2021-facebook-outage/.