As businesses increasingly rely on email marketing and communication, the importance of email verification cannot be overstated. However, verifying emails from certain domains can be a daunting task, especially when dealing with catchall emails. In this article, we will explore the challenges of verifying emails from ys.cz, a domain belonging to your system, spol. s r.o., a company operating in the information technology and services industry.

About ys.cz

ys.cz is a domain used by your system, spol. s r.o., a company based in Chodov, Karlovarsky Kraj, Czechia. The domain is set to catchall, which means that all emails sent to non-existent addresses will be caught by a single mailbox, making email verification more complex.

Challenges of Verifying Emails at ys.cz

Verifying emails at ys.cz can be challenging due to several reasons:

• Catchall emails: ys.cz is set to catchall, which means that traditional email verification services may not be able to accurately verify emails.
• Email security gateways: There is no information on whether ys.cz uses email security gateways (ESG) like Cisco Secure Email (ESA), Barracuda, Proofpoint, Abnormal Security, Mimecast, SpamTitan, Checkpoint, Forrester, Sophos, etc. If it does, it will be a significant challenge for email verification.
• No bounce message: ys.cz may not always return a bounce message even if you send test messages to an invalid email address, making services like Scrubby not work.

Risks of Not Verifying Emails at ys.cz

Not verifying emails at ys.cz can have serious consequences, including:

• High bounce rates: If you don't verify emails, your list will be outdated, resulting in a high bounce rate, which can damage your sending reputation and lower your delivery rate, open rate, and click rate.
• Risky emails: Other services may leave most emails at ys.cz as risky, leaving you unsure of how to deal with them. If you keep them, you risk seeing a high bounce rate; if you delete them, you risk missing potentially valuable valid emails.

How to Verify Emails from ys.cz with BounceBan

Fortunately, BounceBan is capable of reliably verifying catchall emails and emails behind Email Security Gateways. Here's how to use BounceBan to verify emails from ys.cz:

1. Create a free account: Go to https://bounceban.com/ and create a free account.
2. Verify individual emails: Go to the BounceBan dashboard https://bounceban.com/app/verify and enter the email for verification, e.g., xxx@ys.cz. Click the "Verify for free" button. BounceBan provides unlimited free single verifications.
3. Verify emails in bulk: To verify emails from ys.cz and other domains in bulk, upload a CSV at https://bounceban.com/app/bulk/list.
4. Integrate via API: If you're a developer, you can easily integrate BounceBan via API. Refer to the API reference: https://bounceban.com/public/doc/api.html.

Why Choose BounceBan?

BounceBan is the only service capable of reliably verifying catchall emails and emails behind Email Security Gateways. Services like Emailable, NeverBounce, ZeroBounce, DeBounce, SendGrid, Snov, RocketReach, and Hunter are unable to verify catchall emails.

Benefits of Using BounceBan

• Accurate verification: BounceBan can accurately verify over 80% of catchall emails with a 97%+ accuracy rate.
• Fast verification: BounceBan verification is fast, taking only a few seconds for most emails.
• Compliance with GDPR: BounceBan never has to actually send an email to verify the email, making it compliant with GDPR.
• Scalability: You can verify thousands of emails concurrently.

FAQs

General FAQs about Verifying Catchall Risky Emails from ys.cz

1. What is a catchall email? A catchall email is an email address that catches all emails sent to non-existent addresses.
2. Why are catchall emails challenging to verify? Catchall emails are challenging to verify because they can be set up to catch all emails, making it difficult to determine whether an email is valid or not.
3. How do I verify catchall emails from ys.cz? You can use BounceBan to verify catchall emails from ys.cz.
4. What is the risk of not verifying catchall emails? Not verifying catchall emails can result in high bounce rates, damaging your sending reputation and lowering your delivery rate, open rate, and click rate.
5. Can I use traditional email verification services to verify catchall emails? No, traditional email verification services are unable to accurately verify catchall emails.

FAQs about BounceBan and Verifying Emails at ys.cz

1. How does BounceBan verify catchall emails from ys.cz? BounceBan uses advanced AI to accurately verify catchall emails from ys.cz.
2. Is BounceBan capable of verifying emails behind Email Security Gateways? Yes, BounceBan is capable of verifying emails behind Email Security Gateways.
3. How fast is BounceBan's verification process? BounceBan's verification process is fast, taking only a few seconds for most emails.
4. Can I integrate BounceBan via API? Yes, you can integrate BounceBan via API.
5. Is BounceBan compliant with GDPR? Yes, BounceBan is compliant with GDPR.

FAQs about ys.cz

1. What is the domain of your system, spol. s r.o.? The domain is ys.cz.
2. Is ys.cz set to catchall? Yes, ys.cz is set to catchall.
3. What is the most common email pattern at ys.cz? The most common email pattern at ys.cz is john@ys.cz (27%).
4. What industry does your system, spol. s r.o. operate in? Your system, spol. s r.o. operates in the information technology and services industry.
5. Where is your system, spol. s r.o. based? Your system, spol. s r.o. is based in Chodov, Karlovarsky Kraj, Czechia.
6. What are the MX records for ys.cz? The MX records for ys.cz are ys-cz.mail.protection.outlook.com.
7. What is the email pattern distribution at ys.cz? The email pattern distribution at ys.cz is john@ys.cz (27%), johnsmith@ys.cz (22%), john.s@ys.cz (17%), john.smith@ys.cz (14%).
8. Can I use BounceBan to verify emails from ys.cz? Yes, you can use BounceBan to verify emails from ys.cz.
9. Is BounceBan the only service capable of verifying catchall emails from ys.cz? Yes, BounceBan is the only service capable of reliably verifying catchall emails from ys.cz.
10. How accurate is BounceBan's verification process? BounceBan's verification process is highly accurate, with a 97%+ accuracy rate.

By using BounceBan to verify emails from ys.cz, you can ensure that your email list is accurate and up-to-date, reducing the risk of high bounce rates and improving your email marketing campaigns.