How can I check if email addresses are live?

Question

Email

We transfer the base of contacts for mailing from one service to another. We want to remove dead addresses. There are many addresses, several thousand. What service can you use and check several thousand addresses: are they alive or not?

Answer 1

Federal Law "On Advertising" dated March 13, 2006 N 38-FZ
Art. 18.1
Distribution of advertising over telecommunication networks, including through the use of telephone, facsimile, mobile radiotelephone communications, is allowed only with the prior consent of the subscriber or addressee to receive advertising. At the same time, advertising is recognized as distributed without the prior consent of the subscriber or addressee, unless the advertising distributor proves that such consent was obtained ...

Answer 2

MailList Validator - the program is simple and effective, the only negative is only loading mail, if additional variables like company name are used - then you will have to compare the databases into a single
one. I don’t know about the quality .. but I use it from time to time