CheckUser
E473157
CheckUser is a MediaWiki extension that allows authorized users to investigate and track user activity and IP information to combat vandalism and abuse on wiki sites.
All labels observed (1)
| Label | Occurrences |
|---|---|
| CheckUser canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4832085 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CheckUser Context triple: [MediaWiki, supportsExtensions, CheckUser]
-
A.
Mic Check
"Mic Check" is a politically charged track by Rage Against the Machine from their acclaimed album *The Battle of Los Angeles*.
-
B.
Userkare
Userkare was a short-reigning pharaoh of Egypt’s Sixth Dynasty, known primarily from sparse archaeological and textual evidence that leaves many details of his rule uncertain.
-
C.
User Account Control
User Account Control is a Windows security mechanism that limits application privileges and prompts for consent or administrator approval before allowing potentially system-altering actions.
-
D.
Userkaf
Userkaf was a pharaoh of Egypt’s Fifth Dynasty, best known for initiating the construction of sun temples and helping establish the prominence of the solar cult of Ra.
-
E.
PreCheck
PreCheck is a U.S. airport security screening program that allows eligible travelers expedited passage through TSA checkpoints with reduced screening requirements.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CheckUser Target entity description: CheckUser is a MediaWiki extension that allows authorized users to investigate and track user activity and IP information to combat vandalism and abuse on wiki sites.
-
A.
Mic Check
"Mic Check" is a politically charged track by Rage Against the Machine from their acclaimed album *The Battle of Los Angeles*.
-
B.
Userkare
Userkare was a short-reigning pharaoh of Egypt’s Sixth Dynasty, known primarily from sparse archaeological and textual evidence that leaves many details of his rule uncertain.
-
C.
User Account Control
User Account Control is a Windows security mechanism that limits application privileges and prompts for consent or administrator approval before allowing potentially system-altering actions.
-
D.
Userkaf
Userkaf was a pharaoh of Egypt’s Fifth Dynasty, best known for initiating the construction of sun temples and helping establish the prominence of the solar cult of Ra.
-
E.
PreCheck
PreCheck is a U.S. airport security screening program that allows eligible travelers expedited passage through TSA checkpoints with reduced screening requirements.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
MediaWiki extension
ⓘ
software tool ⓘ |
| accessRestrictedTo |
CheckUser group
ⓘ
stewards (on Wikimedia projects) ⓘ users with checkuser-rights ⓘ |
| designedTo |
limit retention of technical data
ⓘ
protect user privacy while enabling investigations ⓘ |
| developedFor | MediaWiki NERFINISHED ⓘ |
| documentation | https://www.mediawiki.org/wiki/Extension:CheckUser ⓘ |
| implements |
Special:CheckUser page
ⓘ
Special:CheckUserLog page ⓘ |
| license | GNU General Public License ⓘ |
| logs |
what parameters were checked
ⓘ
when a check was performed ⓘ who performed a check ⓘ |
| maintainedBy | MediaWiki developers ⓘ |
| partOf | MediaWiki anti-abuse tools NERFINISHED ⓘ |
| provides |
ability to check IPs used by a user account
ⓘ
ability to check user contributions by IP ⓘ ability to find accounts using a given IP ⓘ ability to find accounts using an IP range ⓘ access to IP address information ⓘ access to technical logs ⓘ access to user agent information ⓘ |
| purpose |
combat abuse
ⓘ
combat vandalism ⓘ identify abusive accounts ⓘ investigate sockpuppetry ⓘ investigate user activity ⓘ support anti-spam efforts ⓘ |
| relatedTo |
AbuseFilter
NERFINISHED
ⓘ
IP Info extension NERFINISHED ⓘ Oversight (RevisionDelete) NERFINISHED ⓘ |
| repository | https://gerrit.wikimedia.org/r/mediawiki/extensions/CheckUser ⓘ |
| requires |
database access for logging
ⓘ
special user rights ⓘ |
| stores | limited log of CheckUser queries ⓘ |
| subjectTo |
Wikimedia Foundation CheckUser policy (on WMF wikis)
ⓘ
access control policies ⓘ local community policies ⓘ privacy policy ⓘ |
| supports |
search by IP address
ⓘ
search by IP range ⓘ search by XFF headers ⓘ search by username ⓘ |
| usedOn |
Wikimedia wikis
ⓘ
Wikipedia NERFINISHED ⓘ other MediaWiki-based sites ⓘ |
| writtenIn | PHP NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: CheckUser Description of subject: CheckUser is a MediaWiki extension that allows authorized users to investigate and track user activity and IP information to combat vandalism and abuse on wiki sites.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.