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Although we ensure 1 hour for A/AAAA/MX/TXT/CNAME-records and 48 hours for NS-records, it might take up to 72 hours until the settings are visible.If you change your domain name's nameservers, we submit your change request to the registry within minutes, and they publish your authoritative NS (nameserver) records within their root zone. For example, Veri Sign refreshes zones for domain names every three minutes.The record for a new subdomain would be entered in the main domain’s zone file.Likewise, if you have set up a new domain name and chose to use Liquid Web nameservers at the registrar, you’ll want to ensure that a DNS zone has been created for the new domain in your Manage dashboard (under Domains on the DNS tab) and that a DNS “A” record is present and pointing the site to its assigned IP on your server.All updates made in our DNS manager are performed instantly in real-time.

That is why the new nameservers will not propagate immediately – ISPs have different cache refreshing intervals, so some of them will still have the old DNS information in the memory.

DNS records are stored in cache mainly to improve performance of DNS queries.

Every DNS record has a Time to Live (TTL) value, which is the time DNS servers should store that record in cache.

After that, the request is sent to the first receiving point in the USA – New York, NY and ultimately, to the ISP in Phoenix, AZ.

From there, the request goes to the upstream provider in Rome, Italy, then connects to the ISP in Hamburg, Germany.