New document : 5 minutes to understand the DNS resolution of domain names

Human beings have a very bad memory for number sequences. However, computers and servers communicate with each other by identifying themselves through an IP address, which is a sequence of numbers or a mix of numbers that is very complex to memorize and differentiate.To help people communicate over networks, the Domain Names System (DNS) was invented. This service is a giant Internet directory, hierarchical and distributed worldwide, which associates domain names with IP addresses.When a we... Read More

The importance of reverse DNS

Image source : Jonbonsilver via Pixabay Reverse DNS is often unknown to domain name managers, especially when the names are hosted by major hosting companies. Reverse DNS allows you to resolve from an IP address to an FQDN. This is the exact opposite of the classic use of DNS, which associates domain names to IP addresses. The reverse DNS allows to answer the question: I have an IP address, what is the FQDN related to it? Reverse DNS operates by creating a reverse DNS zone in which DNS PT... Read More

Choosing the right TLD based on DNS performance

Comparative analysis of the famous Top Level Domains (.com, .fr…) The crux of the war for high-visibility websites is the download time. As a natural referencing factor admitted by Google, this download time can be significantly impacted during DNS resolution. If it is necessary to rely on a first-class DNS infrastructure, the choice of the extension associated with a domain name is important. Indeed, not all registries perform equally well in terms of DNS, not to say that some have di... Read More

DNS on Blockchain: the next evolution of domain names?

Image source: TheDigitalArtist via Pixabay Summary The DNS, the Domain Name System, is a service at the heart of how the Internet operates. It is fundamental to the functioning of many services such as websites, mail servers, VoIP telephony and many others. For more than 30 years, many extensions and functionalities have been added to the DNS, which technically translates into an increase in the complexity of the infrastructure. The Blockchain technology could be a considerable evol... Read More

FIC 2020 – Nameshield’s DNS Premium labelled France Cybersecurity once again

During the 12th edition of the International Cybersecurity Forum (FIC), the major event in terms of cybersecurity and digital confidence, which currently takes place from January 28 to 30 in Lille, Nameshield was given once again the France Cybersecurity Label for its DNS Premium solution. 8th Edition of the France Cybersecurity Labels ceremony, January 29, 2020 Nameshield’s DNS Premium labelled France Cybersecurity The DNS is at the heart of companies’ critical services: Internet, em... Read More

The financial industry, the target of more and more costly attacks on the DNS

Image source: JimBear via Pixabay Financial services companies are particularly affected by cyberattacks. They possess a wealth of information on the customers, protect their money and provide essential services which must be available day and night. They are a lucrative target. Among the favored lines of attacks: the DNS. The Efficient IP’s Global DNS threat annual report shows a constant growth of the DNS attacks’ number and the financial impacts, with an average financial loss of 1.2 m... Read More

50 years after Arpanet, the Internet’s ancestor

Image source: geralt via Pixabay On October 29, 1969 UCLA sends the very first e-message to Stanford Research Institute through Arpanet network (Advanced Research Projects Agency Network) laying the foundation for today’s networked world. Arpanet, the Internet’s precursor  Arpanet is the first data transfer network developed by the Advanced Research Projects Agency (ARPA) which belonged to the U.S. Defense Department. The first Arpanet node was set up at UCLA on August 30, 19... Read More

Attack on the domain name system: the priority is to protect your access

Image source : Geralt via Pixabay Last weekend, the media has widely communicated on the consequences of an unprecedented attack that targeted the domain names. Indeed, during the night of 22-23 February ICANN reported the large-scale attacks on the domain names: it is DNS hijacking. These attacks consist in “replacing the authorized servers addresses” with “addresses of machines controlled by the attackers”, as explained by the organization, allowing the attackers to examine the data in ... Read More

Can the DNS have an impact on the SEO?

Image source : geralt via Pixabay This is a recurrent question from our customers: does the use of the DNS, whether it is good or bad, have an impact on the websites’ SEO? We have already discussed about the impact of a HTTPS website on the SEO, this is now the occasion to focus on the side of the DNS. The DNS is an invisible process, implemented in the background, it’s difficult to comprehend why it can help or affect a website’s performance and the ranking in search engines, more partic... Read More

DNS Flag Day: Are you ready?

Lately, the DNS keeps being talked about! After the first KSK rollover of October 2018, then the deactivation of the former KSK key on last January 11, here comes the time of the DNS Flag Day! DNS Flag Day: What is it all about? The Flag day is an expression used in IT to indicate the deadline and/or radical change. Let us remember that when it was created, the weight of cybercrime threats affecting the DNS infrastructure didn’t exist. If the security was relegated to the backgroun... Read More