Data as of Nov 7, 2026
104.153.188.0/22
No anonymizer space · no proxy exits in 30 daysIron Mountain Data Center
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 104.153.188.0/23 since Jan 2024 | AS12025 | Hosting | Iron Mountain Data Center | |
| 104.153.189.0/24 since Oct 2016 | AS33504 | Business | Iron Mountain Data Center | |
| 104.153.190.0/24 since Apr 2022 | AS12025 | Hosting | Iron Mountain Data Center |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 104.153.188.0/22 | 1,024 | IMDC-NET-104-153-188-0-1 | Iron Mountain Data Center (IMIML) · US | Direct Allocation | Aug 8, 2014 | imdc. |
| └ 104.153.189.0/24 | 256 | CUST-104-153-189-0-24 | F.N.B. Corp. (C11249105) · US | Reassigned | Jun 22, 2025 | imdc. via IMDC-NET-104-153-188-0-1 |
| └ 104.153.190.64/27 | 32 | CUST-104-153-190-64-27 | unknown | — | — | — |
| └ 104.153.190.136/29 | 8 | CUST-104-153-190-136-29 | unknown | — | — | — |
| └ 104.153.190.144/29 | 8 | CUST-104-153-190-144-29 | unknown | — | — | — |
| └ 104.153.190.160/27 | 32 | CUST-104-153-190-160-27 | unknown | — | — | — |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Hosting | 768 | 75% | 3 | |
| Business | 256 | 25% | 1 |
Network & registry
Origin network
AS12025
US
- Name
- Iron Mountain Data Center
- Type
- Hosting
- Registered
- May 30, 2007
- Domain
- ironmountain.com
- Website
- www.ironmountain.com/digital-transformation/data-centers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2022
- Current origin since
- Apr 2022 · 4.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 104.153.188.0/22 | AS12025 | /22 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 104.153.191.0/24 | AS12025 | RADB | Iron Mountain Data Centers, LLC | MAINT-AS12025 | Apr 29, 2026 |
| 104.153.191.0/24 | AS12025 | ARIN | Iron Mountain Data Centers, LLC | MNT-IMIML | Mar 26, 2026 |
Whois
Registration for this announcement
- Range
- 104.
153. 188. 0/ 22 - Netname
- IMDC-NET-104-153-188-0-1
- Registrant
- Iron Mountain Data Center
- Organization
- Iron Mountain Data Center (IMIML)
- Org address
- One Federal Street, Boston, MA, 02111
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-104-153-188-0-1
- Parent
- NET-104-0-0-0-0
- Created
- Aug 8, 2014
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 8, 2014
- Status
- assigned
Report abuse
Abuse contact
- imdc.
abuse@ ironmountain. com - Name
- IMDC Abuse Team
- Phone
- +1-480-513-8500
- Handle
- IAT21-ARIN