Investigated a collection of suspicious accounts and found last 30 days transactions between them as follows:
Confirmed Multi Accounts
| Group Number | Account Names | Suspicious Type |
|---|
| Suspicious #1 |  Hive account@robert31,  Hive account@steem-ripon | Transactions (Confirmed) |
| Suspicious #2 |  Hive account@nomita,  Hive account@sizuka | Transactions (Confirmed) |
| Suspicious #3 |  Hive account@perry1,  Hive account@max1994,  Hive account@rik432,  Hive account@ratul8940,  Hive account@rahul72 | Transactions (Confirmed) |
| Suspicious #4 |  Hive account@smileplease,  Hive account@saqqu,  Hive account@letssmile | Transactions (Confirmed) |
| Suspicious #5 |  Hive account@ritue,  Hive account@pariza,  Hive account@suchi,  Hive account@maicle,  Hive account@quinnpeterson | Transactions (Confirmed) |
| Suspicious #6 |  Hive account@depu,  Hive account@trickbd,  Hive account@steemoffice,  Hive account@rasal,  Hive account@opubd,  Hive account@khaleck,  Hive account@depubd,  Hive account@bkash,  Hive account@abulbd,  Hive account@janvir | Transactions (Confirmed) |
| Suspicious #7 |  Hive account@amsakhan,  Hive account@nomishiekh,  Hive account@fatimakhan,  Hive account@amnaali | Transactions (Confirmed) |
| Suspicious #8 |  Hive account@anikhassan007,  Hive account@anik-hassan,  Hive account@fazlehassan,  Hive account@kinggo,  Hive account@shuvrokhan,  Hive account@rahuljoy,  Hive account@sohelkhan007,  Hive account@rockykhan,  Hive account@alex-linda,  Hive account@anik1998 | Transactions (Confirmed) |
| Suspicious #9 |  Hive account@mithuj,  Hive account@asif4745,  Hive account@blueorgy79,  Hive account@rahulislam,  Hive account@jose92,  Hive account@aowal202 | Transactions (Confirmed) |
Suspicious doesn't mean these accounts are multi accounts of a same owner. But these accounts had transactions between them in last 30 days & commented on the same posts.
Suspicious Accounts (Under Investigation)
| Group Number | Account Names | Suspicious Type |
|---|
| Suspicious #1 |  Hive account@humaidi,  Hive account@putry01 | Transactions (Under Investigation) |
| Suspicious #2 |  Hive account@beforandafter,  Hive account@askmee,  Hive account@scoopian | Transactions (Under Investigation) |
| Suspicious #3 |  Hive account@sthitaprajna,  Hive account@crypto-wisdom,  Hive account@shivohum2015,  Hive account@pardeepkumar | Transactions (Under Investigation) |
| Suspicious #4 |  Hive account@mintu13,  Hive account@applo,  Hive account@david786,  Hive account@coubra12,  Hive account@tahsinhasan | Transactions (Under Investigation) |
Previously listed as Suspicious, but Trustworthy different owners accounts are listed below:
Regards Mr. Magoo
Delegations, Upvotes & Donations Accept to Power Up 
Hive account@magoo
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