Are Email Addresses Case Sensitive?
Posted: Thu Dec 05, 2024 8:18 am
Webmail services are hosted and stored online. They may have associated MUAs but are often accessed with a web browser. Assorted sketches of a dog. "Understand It: Choosing an Email Address." With that in mind, it’s time to answer the question: Are email addresses case-sensitive? The short answer is “no.” Email services recognize addresses regardless of case. An email for “” will go to the same inbox as “.” Unlike passwords, email addresses — like websites — are not case-sensitive.
The Anatomy of an Email sri lanka phone number material Address Email service providers only scan for one thing: email address syntax. Despite its complex name, email address syntax is simple. It’s little more than a fancy way to say that an email address is properly formatted. Check your own email list; you’ll quickly see a pattern. All emails are made of two parts: The Local Part: The first half of an email — before the “at” symbol — is the local address that acts as a digital street number.
This portion of the email must be a unique address within the respective server. (So, you could have “” and ”,” for example.) The Domain Part: The second portion of an email address follows the “at” symbol. This portion must always end with a valid domain (e.g., com, edu, etc.). Email servers recognize this half as the general location of an email. Notably, neither of these parts requires uppercase and lowercase letters. Can You Use Uppercase Letters in Email Addresses? Email systems won’t recognize capital letters, but that doesn’t mean you can’t use them.
The Anatomy of an Email sri lanka phone number material Address Email service providers only scan for one thing: email address syntax. Despite its complex name, email address syntax is simple. It’s little more than a fancy way to say that an email address is properly formatted. Check your own email list; you’ll quickly see a pattern. All emails are made of two parts: The Local Part: The first half of an email — before the “at” symbol — is the local address that acts as a digital street number.
This portion of the email must be a unique address within the respective server. (So, you could have “” and ”,” for example.) The Domain Part: The second portion of an email address follows the “at” symbol. This portion must always end with a valid domain (e.g., com, edu, etc.). Email servers recognize this half as the general location of an email. Notably, neither of these parts requires uppercase and lowercase letters. Can You Use Uppercase Letters in Email Addresses? Email systems won’t recognize capital letters, but that doesn’t mean you can’t use them.