# How to flag account registrations from the same ip?
**URL:** https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656
**Category:** Support
**Created:** [24 באוקטובר, 2017, 12:44am UTC](https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656 "2017-10-24T00:44:12Z")
**Posts on this page:** 7
**Page:** 1
### Author:  [@JagWaugh](https://meta.discourse.org/u/JagWaugh)
#### Post date: [24 באוקטובר, 2017, 12:44am UTC](https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656/1 "2017-10-24T00:44:12Z")
Is there a way to automatically flag a moderator when a user creates an account from the same ip as an existing account?
I don’t necessarily want to block the new account if the “Registration IP Address” or “Last IP Address” is a match for an existing account, but I would like a notification if that is the case.
At the moment I just look through the new accounts every week and check the ips, but that’s a bit… manual.
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### Author:  [@zogstrip](https://meta.discourse.org/u/zogstrip)
#### Post date: [24 באוקטובר, 2017, 8:03am UTC](https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656/2 "2017-10-24T08:03:06Z")
Shouldn’t be too hard to do in a plugin 😉
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### Author:  [@system](https://meta.discourse.org/u/system)
#### Post date: [3 בדצמבר, 2019, 3:30pm UTC](https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656/3 "2019-12-03T15:30:29Z")
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### Author:  [@lucasbasquerotto](https://meta.discourse.org/u/lucasbasquerotto)
#### Post date: [3 בדצמבר, 2019, 6:12pm UTC](https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656/4 "2019-12-03T18:12:06Z")
BTW, this plugin can help in (possibly) identifying a user with multiple accounts:
> [@Discourse Fingerprint - Browser Fingerprinting Plugin](https://meta.discourse.org/t/discourse-fingerprint-browser-fingerprinting-plugin/114890):
>
> [Discourse Fingerprint](https://github.com/udan11/discourse-fingerprint) paw_printsDiscourse Fingerprint comes as a tool to community managers in their combat with internet trolls. troll It works by computing a unique identifier (a fingerprint) of each registered user, by taking into consideration over 20 browser characteristics such as user agent, screen resolution, timezone, device memory, etc. When each of these browser characteristics are considered separately, they are not enough to assess whether two users are the same. There is a re…
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### Author:  [@DiscourseMetrics](https://meta.discourse.org/u/DiscourseMetrics)
#### Post date: [3 בדצמבר, 2019, 9:00pm UTC](https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656/5 "2019-12-03T21:00:03Z")
> [@JagWaugh](#):
>
> Is there a way to automatically flag a moderator when a user creates an account from the same ip as an existing account?
This would be very useful 🙂 I keep discovering repeat trolls a bit too late.
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### Author:  [@system](https://meta.discourse.org/u/system)
#### Post date: [9 בספטמבר, 2023, 7:17am UTC](https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656/6 "2023-09-09T07:17:42Z")
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### Author:  [@JammyDodger](https://meta.discourse.org/u/JammyDodger)
#### Post date: [3 בנובמבר, 2023, 2:31pm UTC](https://meta.discourse.org/t/how-to-flag-account-registrations-from-the-same-ip/72656/7 "2023-11-03T14:31:52Z")