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Server rules

Below is a summary of rules you need to follow if you want to have an account on this server of Mastodon:

  1. Our servers and data are located in Germany. Anything illegal in Germany and European Union are prohibited.
  2. Threatening, abusive, intolerant or illegal behavior may lead to moderation and/or further measures. We have a zero tolerance approach to racism, sexism, homophobia and transphobia. Moderation decisions are final.
  3. The Content Warning flag should be used for NSFW content, and NSFW media should be marked as sensitive.
  4. Account registrations are monitored and accounts considered spam (including commercial advertising, political campaigning/propaganda, duplicate accounts or impersonating legal entities) will be moderated or removed.
  5. To use our service, you are at least 18 years old.

What is Mastodon?

General Information

C.IM is a general, mainly English-speaking Mastodon community

We fully subscribe to and comply with the Mastodon Server Covenant. A number of instance blocks are implemented to comply with the principles of the covenant.

Detailed rules

The following guidelines are not a legal document, and final interpretation is up to the administration of c.im; they are here to provide you with an insight into our content moderation policies:

  1. The following types of content will be removed from the public timeline:
    1. Excessive advertising
    2. Uncurated news bots posting from third-party news sources
    3. Untagged nudity, pornography and sexually explicit content, including artistic depictions
    4. Untagged gore and extremely graphic violence, including artistic depictions
  2. The following types of content will be removed from the public timeline, and may result in account suspension and revocation of access to the service:
    1. Racism or advocation of racism
    2. Sexism or advocation of sexism
    3. Casteism or advocation of casteism
    4. Discrimination against gender and sexual minorities, or advocation thereof
    5. Xenophobic and/or violent nationalism
    6. Spreading disinformation or conspiracy theories that undermine public health
  3. The following types of content are explicitly disallowed and will result in revocation of access to the service:
    1. Sexual depictions of children
    2. Content illegal in Germany (where c.im is hosted) or the Isle of Man (where c.im domain is registered), including holocaust denial or Nazi symbolism
    3. Conduct promoting the ideology of National Socialism
  4. Any conduct intended to stalk or harass other users, or to impede other users from utilizing the service, or to degrade the performance of the service, or to harass other users, or to incite other users to perform any of the aforementioned actions, is also disallowed, and subject to punishment up to and including revocation of access to the service. This includes, but is not limited to, the following behaviors:
    1. Continuing to engage in conversation with a user that has specifically has requested for said engagement with that user to cease and desist may be considered harassment, regardless of platform-specific privacy tools employed.
    2. Aggregating, posting, and/or disseminating a person's demographic, personal, or private data without express permission (informally called doxing or dropping dox) may be considered harassment.
    3. Inciting users to engage another user in continued interaction or discussion after a user has requested for said engagement with that user to cease and desist (informally called brigading or dogpiling) may be considered harassment.

These provisions notwithstanding, the administration of the service reserves the right to revoke any user's access permissions, at any time, for any reason, except as limited by law.

Most of our rules are forked from mas.to

Custom emojis are forked from EmojiALL

Media Retention

We currently keep local media files forever unless the user delete it.

We currently cache remote media files for up to 90 days.


We have enough funds to run this instance, no donations needed.

Bot Accounts

Bot accounts are allowed, but you need to set the toot visibility to unlisted and mark your accounts to Bot.

The following bots are maintained by C.IM team:

Blocked Countries

The following countries are banned due to mass spams:

  1. Bangladesh
  2. China
  3. Vietnam

Relay Service

We maintain our relay service at https://relay.c.im/. For Mastodon webmasters, you can add https://relay.c.im/inbox if you want to use our relay services.

Moderated servers

Mastodon generally allows you to view content from and interact with users from any other server in the fediverse. These are the exceptions that have been made on this particular server.

Filtered media

Media files from these servers will not be processed or stored, and no thumbnails will be displayed, requiring manual click-through to the original file:

Server Reason
baraag.net 18+
gameliberty.club CP
hentai.baby CP
pawoo.net CP
poa.st 18+
twitter.1d4.us it does not enforce any rules

Limited servers

Posts from these servers will be hidden in public timelines and conversations, and no notifications will be generated from their users interactions, unless you are following them:

Server Reason
baraag.net 18+
gameliberty.club CP
hentai.baby CP
pawoo.net CP
poa.st 18+
twitter.1d4.us it does not enforce any rules

Suspended servers

No data from these servers will be processed, stored or exchanged, making any interaction or communication with users from these servers impossible:

Server Reason