These centers won't deny your experience.
Men's universal helpline - link
For male victims of domestic abuse - link
For "unpopular" victims of abuse (eg. men, LGBTQIA+, woman against women and so on) - link
For male victims of sexual violence - link
Russian language men's helpline - link
List of English helps centers - link
Russian center "Boys+" for LGBTQIA+ - link
Russian center for trans- and nonbinary-people - link
At least one in six men has experienced some form of sexual violence. This site leads the campaign "1in6".
Don't know about the movement myself (not a father), but seems legit.
Here you go. :)
Overall great archive with a huge amount of research & articles that proves the oppression of a man or the privileges of a woman, but the site should be used with caution (!) as it may sometimes contain inaccurate researches and even misogynistic/misandrist and probably transphobic materials.
Collection of books, articles and writings on men's rights, male discrimination, gay male oppression, male rape, and many other topics.
TheTinMenBlog - the very best!
Masculism+ - far-left group dedicated to the men's rights advocacy in Russian language. Sometimes controversial.
/MensRights/ and /LeftWingMaleAdvocates/ — subreddits. I don't know how pure they are, perhaps you can unfortunately find some incelism or etc.
The key problem of men's rights is the so-called "male disposability". This pro-feminist article explains what it is and shows why it is the foundation for all male vulnerabilities. (Article will be opened in archive to get around the paywall.)
You're hot as hell!