MOCKUP — M - Orphaned Mailboxes · Phase 2 · identity · security · Follow REPORT-DESIGN-SPEC.md in Power BI Desktop to build this
Cq Claritiq · M - Orphaned Mailboxes Refreshed today
Critical Caution Healthy · target
Scope: eni.enigron.com · c1.eni.enigron.com
Orphaned Mailboxes
38
no active owner
Disabled User + Mbx
28
incomplete offboarding
Deleted User + Mbx
6
soft-delete pending
No AD User At All
4
cloud-only leftovers
Avg Age (days)
182
6 months untouched
Storage Consumed
412 GB
reclaimable
Orphaned by state
StateCountStorage GB
Disabled on-prem28
287
Deleted on-prem, mbx retained6
78
No on-prem user4
47
Orphaned by age bucket
Age bucketCount
< 30 days (recent offboarding)
4
30–90 days
8
90–365 days
14
1–2 years
9
2+ years
3
3 mailboxes orphaned > 2 years. Retention policy should have cleaned them up — check ELC processing on those.
Quick views
Orphaned mailboxes — cleanup candidates Showing 6 of 38 · Sorted by Age ↓
Mailbox SMTPDisplay NameStateSizeLast ActivityAge (days)RetentionRecommendation
marcus.jones@contoso.comMarcus Jones (Disabled 2023-11)Disabled on-prem18 GB2024-01-14818Default 7yConvert to Shared, transfer ownership
legacy-support@contoso.com(no display name)No on-prem user9 GB2023-08-02980Default 7yInvestigate owner, then delete
ben.hart@contoso.comBen Hart (Disabled 2024-03)Disabled on-prem42 GB2024-05-02725Default 7yShared mailbox + auto-reply
temp.consultant@contoso.comTemp ConsultantDeleted on-prem2 GB2024-11-18527Litigation holdRetention block — review with legal
karen.miller@contoso.comKaren Miller (Disabled 2025-02)Disabled on-prem12 GB2025-04-18376Default 7yConvert to Shared
cloud-temp@contoso.com(cloud-only)No on-prem user600 MB2025-09-14224Default 7yInvestigate origin