Data as of Nov 7, 2026
148.51.210.0/23
No anonymizer space · no proxy exits in 30 daysIron Mountain Data Center
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 148.51.128.0/17 since Nov 2021 | AS12025 | Hosting | Iron Mountain Data Center |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 148.51.211.0/24 since Mar 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 |
|---|---|---|---|---|---|---|
| 148.51.128.0/17 | 32,768 | IMDC-NET-148-51-128-0-1 | Iron Mountain Data Center (IMIML) · US | Direct Allocation | Jan 8, 2018 | imdc. |
| └ 148.51.210.0/28 | 16 | CUST-148-51-210-0-28 | unknown | — | — | — |
| └ 148.51.210.16/28 | 16 | CUST-148-51-210-16-28 | unknown | — | — | — |
| └ 148.51.210.40/29 | 8 | CUST-148-51-210-40-29 | unknown | — | — | — |
| └ 148.51.210.48/29 | 8 | CUST-148-51-210-48-29 | unknown | — | — | — |
| └ 148.51.210.56/29 | 8 | CUST-148-51-210-56-29 | unknown | — | — | — |
| └ 148.51.210.96/27 | 32 | CUST-148-51-210-96-27 | unknown | — | — | — |
| └ 148.51.210.128/27 | 32 | CUST-148-51-210-128-27 | unknown | — | — | — |
| └ 148.51.210.160/27 | 32 | CUST-148-51-210-160-27 | unknown | — | — | — |
| └ 148.51.210.192/27 | 32 | CUST-148-51-210-192-27 | unknown | — | — | — |
| └ 148.51.210.224/27 | 32 | CUST-148-51-210-224-27 | unknown | — | — | — |
| └ 148.51.211.0/24 | 256 | CUST-148-51-211-0-24 | iDrive Inc. (C11249292) · US | Reassigned | Jun 22, 2025 | imdc. via IMDC-NET-148-51-128-0-1 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2021
- Current origin since
- Mar 2021 · 5.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 148.51.210.0/23 | AS12025 | /23 | ARIN | RPKI valid |
| 148.51.128.0/17 | AS12025 | /17 | ARIN | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS12025 | ARIN | Iron Mountain Data Center | MNT-IMIML | Mar 27, 2026 |
Whois
Registration for this announcement
- Range
- 148.
51. 128. 0/ 17 - Netname
- IMDC-NET-148-51-128-0-1
- 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-148-51-128-0-1
- Parent
- NET-148-0-0-0-0
- Created
- Jan 8, 2018
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 8, 2018
- Status
- assigned
Report abuse
Abuse contact
- imdc.
abuse@ ironmountain. com - Name
- IMDC Abuse Team
- Phone
- +1-480-513-8500
- Handle
- IAT21-ARIN