DNS Load balancing uses domain settings to distribute client requests around server computers. Any website, email service, or another Internet-based service can be connected to the domain.
You might anticipate receiving a lot of requests if you run a significant and well-known website. It must also respond to queries accurately and quickly, provide up-to-date information, and be quick. Here, the idea of traffic balancing is put into use.
The DDoS attacks are devastating businesses all around the globe. They are coming each time more potent and last longer, without any sign of going away. Even the big companies are not safe from them. Cybercriminals have diverse tactics and use different protocol vulnerabilities, extensive networks of bots, and amplification methods.
Having a large network of DNS servers and advanced DDoS protection was not enough in these 4 DDoS attacks in recent history. Here you can see how bad could it be to receive a DDoS attack.