What is the best TTL for DNS?

Generally, we recommend a TTL of 24 hours (86,400 seconds). However, if you are planning to make DNS changes, you should lower the TTL to 5 minutes (300 seconds) at least 24 hours in advance of making the changes.

What is TTL in DNS settings?

DNS TTL (time to live) is a setting that tells the DNS resolver how long to cache a query before requesting a new one. If 100 users visit the site in that period, they will all see the same thing, until the resolvers update their TTL.

How do I find my DNS TTL value?

Find Out Time-To-Live (TTL) for a DNS record

Open the terminal application on your Linux/macOS/Unix desktop.
Type dig TYPE DomainNameHere NS1-AUTHNAME-SERVER-HERE and note down TTL from the answer section.

How does Akamai use DNS?

Akamai’s Edge DNS is a cloud-based solution that delivers 24/7 DNS availability, improves DNS responsiveness, and ensures DNS security by fending off the largest DDoS attacks. An optional add-on, Akamai DNSSEC, provides additional DNS security by helping to prevent DNS forgery and manipulation.

What is the minimum TTL value?

TTL is set in seconds, and the lowest value possible is 600 seconds (10 minutes). The highest possible value is 86400 seconds (24 hours). If you leave the field empty, the default value is 3600 seconds (1 hour).

How do I change DNS TTL value?

Click on the MANAGE button associated to your domain. Under DNS & ZONE FILES, click on Edit DNS Zone File. Scroll down to the Additional Zone Actions tool, click on the Lower TTL button. This will lower the TTL value to 5 minutes.

Where do I find TTL settings?

Instructions

Sign into the Account Center.
Click the domain you want to edit.
Under DNS & ZONE FILES, click on Edit DNS Zone File.
Scroll down to the Additional Zone Actions tool, click on the Lower TTL button.
Click the Raise TTL button to return the value back to the default 12 hours interval.

What is Akamai Edge DNS?

Akamai Edge DNS is a global, highly scalable domain name system (DNS) service offering security, resilience from DDoS events, and high DNS responsiveness.

How does Akamai help with DNS zone management?

Primary: Akamai serves the DNS records of your zones without the need for master DNS servers maintained by you. Secondary: Akamai serves the DNS records of your zones obtained by performing secured zone transfers from your master name server.

Where are the SOA TTL values in DNS?

The SOA TTLs At the top of every DNS zone, in the Start of Authority (SOA), there are five TTL values that serve a higher purpose in the DNS. SOA TTL – The interval at which the SOA record itself is refreshed. Refresh TTL – The interval at which secondary servers (secondary DNS) are set to refresh the primary zone file from the primary server.

When to change TTL values in DNS records?

When it does come time to enact changes with regard to these types of records, it may behoove you to change the TTL down to a shorter interval before enacting any changes to ensure that the changes are propagated quickly. At the top of every DNS zone, in the Start of Authority (SOA), there are five TTL values that serve a higher purpose in the DNS.

How to set up client tokens for Akamai API?

Review Get Started with APIs for details on how to set up client tokens to access any Akamai API. These tokens appear as custom hostnames that look like this: https://akzz-XXXXXXXXXXXXXXXX-XXXXXXXXXXXXXXXX.luna.akamaiapis.net. To enable this API, choose the API service named DNS—Zone Record Management, and set the access level to READ-WRITE.