DNS TXT record explained

Domain name system (DNS) records look like small components, but their role is really important. Those small pieces of data accomplish specific purposes. They are key for the Internet’s performance and its permanent interaction with domains.

Here you have what is important to know about the DNS TXT record.

What is the DNS TXT record?

TXT or text records are the ones that have text format data for external sources. This means sources outside domains like yours. Usually, on these records, you can find general domain information but also key data required for validation. Through TXT records, ownership of a domain can be verified, data for e-mailing can be validated, etc. 

This type of record was created for human-readable notes for administrators. But since text has become a common language for machines too, it is readable and understandable for both. This advantage makes DNS TXT records a vital tool for administrators to give instructions to machines through entering text into the DNS. 

How to create a DNS TXT record?

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What is DNS PoP?

PoP stands for point of presence, and it refers to the physical presence inside a location (usually data center) where multiple connected devices or networks share a connection and space.

Perhaps, most people relate PoP to the ISP PoPs (Internet service provider points of presence). It is the access point through the one users can connect to the Internet of their corresponding ISP. Big networks usually have many more PoPs.

PoPs usually involve different interface hardware necessary to operate (routers, switches, servers, multiplexers, etc.), and they are physically located in data centers.

Talking specifically of DNS PoP (Domain Name System Point of Presence), it is every spot where the DNS provider has a DNS server or servers, and users can set an authoritative name server for their domain name. The user can choose DNS PoPs included in the DNS provider’s network (different locations) to establish their CDN (Content Delivery Network). 

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