| ar.wikipedia.org | 02:06, 22 January 2017 |  (?) | — | 1 | |
| az.wikipedia.org | 17:24, 19 September 2017 | (?) | — | 0 | |
| ca.wikipedia.org | 19:46, 11 September 2017 | (?) | — | 3 | |
| commons.wikimedia.org | 10:17, 7 June 2015 | (?) | — | 0 | |
| da.wikipedia.org | 19:47, 11 September 2017 | (?) | — | 0 | |
| de.wikipedia.org | 19:46, 11 September 2017 | (?) | — | 1 | |
| eml.wikipedia.org | 09:22, 26 October 2017 | (?) | — | 0 | |
| en.wikipedia.org | 22:42, 19 October 2015 | (?) | Blocked indefinitely.
Reason: Abusing multiple accounts: Please see: Wikipedia:Sockpuppet investigations/Massimo Chiacchio 1997 - editing (sitewide)
- account creation disabled
| 49 | |
| en.wikibooks.org | 14:02, 3 July 2015 | (?) | — | 0 | |
| en.wikinews.org | 14:02, 3 July 2015 | (?) | — | 0 | |
| en.wikiquote.org | 14:02, 3 July 2015 | (?) | — | 0 | |
| en.wikisource.org | 14:02, 3 July 2015 | (?) | — | 0 | |
| en.wikiversity.org | 10:17, 7 June 2015 | (?) | — | 0 | |
| en.wikivoyage.org | 10:17, 7 June 2015 | (?) | — | 0 | |
| en.wiktionary.org | 14:02, 3 July 2015 | (?) | — | 0 | |
| es.wikipedia.org | 19:47, 11 September 2017 | (?) | — | 2 | |
| et.wikipedia.org | 09:21, 26 October 2017 | (?) | — | 1 | |
| fi.wikipedia.org | 09:26, 26 October 2017 | (?) | — | 1 | |
| fr.wikipedia.org | 19:47, 11 September 2017 | (?) | — | 2 | |
| gl.wikipedia.org | 09:22, 26 October 2017 | (?) | — | 0 | |
| id.wikipedia.org | 19:46, 11 September 2017 | (?) | — | 1 | |
| incubator.wikimedia.org | 10:17, 7 June 2015 | (?) | — | 0 | |
| io.wikipedia.org | 09:24, 26 October 2017 | (?) | — | 0 | |
| it.wikipedia.org | 16:25, 6 June 2015 |  (?) | Blocked indefinitely.
Reason: Evasione del blocco: massimo chiacchio - editing (sitewide)
- account creation disabled
- cannot edit own talk page
| 52 | |
| it.wikiquote.org | 13:58, 26 September 2017 | (?) | — | 0 | |
| la.wikipedia.org | 01:09, 9 November 2017 | (?) | — | 0 | |
| login.wikimedia.org | 16:25, 6 June 2015 | (?) | — | 0 | |
| www.mediawiki.org | 14:02, 3 July 2015 | (?) | — | 0 | |
| meta.wikimedia.org | 10:17, 7 June 2015 | (?) | — | 0 | |
| nap.wikipedia.org | 09:22, 26 October 2017 | (?) | — | 0 | |
| nl.wikipedia.org | 09:22, 26 October 2017 | (?) | — | 1 | |
| no.wikipedia.org | 09:24, 26 October 2017 | (?) | — | 1 | |
| pl.wikipedia.org | 19:48, 11 September 2017 | (?) | Blocked indefinitely.
Reason: konto stworzone do wandalizmów - editing (sitewide)
- account creation disabled
- cannot edit own talk page
| 2 | |
| pt.wikipedia.org | 19:48, 11 September 2017 | (?) | — | 0 | |
| ru.wikipedia.org | 02:21, 2 December 2017 | (?) | — | 0 | |
| simple.wikipedia.org | 19:48, 11 September 2017 | (?) | — | 0 | |
| species.wikimedia.org | 10:17, 7 June 2015 | (?) | — | 0 | |
| sv.wikipedia.org | 09:25, 26 October 2017 | (?) | — | 1 | |
| tr.wikipedia.org | 19:49, 11 September 2017 | (?) | — | 0 | |
| uk.wikipedia.org | 09:24, 26 October 2017 | (?) | — | 1 | |
| www.wikidata.org | 20:30, 8 June 2015 | (?) | — | 1 | |
| zh.wikipedia.org | 09:23, 26 October 2017 | (?) | — | 1 | |
