Data as of Nov 14, 2026
138.207.76.0/24
No anonymizer space · no proxy exits in 30 daysIron Mountain Inc · space held by Iron Mountain Data Center
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 138.207.64.0/18 since Apr 2022 | AS12025 | Hosting | 1 | 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 |
|---|---|---|---|---|---|---|
| 138.207.64.0/18 | 16,384 | IMDC-NET-138-207-64-0-1 | Iron Mountain Data Center (IMIML) · US | Direct Allocation | Nov 13, 2015 | imdc. |
| └ 138.207.76.0/22 | 1,024 | CUST-138-207-76-0-22 | Iron Mountain Inc. -Corp US (C11556234) · US | Reassigned | Mar 29, 2026 | imdc. via IMDC-NET-138-207-64-0-1 |
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
Registry
Holder
- Organization
- Iron Mountain Data Center
- Handle
- IMIML
- Range
- 138.
207. 64. 0/ 18 - Registration type
- Direct Allocation
- Record created
- Nov 13, 2015
Origin network
AS21549
US
- Name
- Iron Mountain Inc
- Type
- Business
- Registered
- May 21, 2001
- Domain
- ironmountain.com
- Industry
- Freight, Shipment, and Postal Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2022
- Current origin since
- Jun 2022 · 4.4 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 138.207.76.0/24 | AS21549 | /24 | ARIN | RPKI valid |
| 138.207.64.0/18 | AS12025 | /18 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS21549 | ARIN | Iron Mountain Data Center | MNT-IMIML | Mar 27, 2026 |
Whois
Registration for this announcement
- Range
- 138.
207. 76. 0/ 22 - Netname
- CUST-138-207-76-0-22
- Registrant
- Iron Mountain Inc. -Corp US
- Organization
- Iron Mountain Inc. -Corp US (C11556234)
- Type
- Reassigned
- Handle
- NET-138-207-76-0-1
- Parent
- NET-138-207-64-0-1
- Created
- Mar 29, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 13, 2015
- Status
- assigned
Report abuse
Abuse contact
- imdc.
abuse@ ironmountain. com - Name
- IMDC Abuse Team
- Phone
- +1-480-513-8500
- Handle
- IAT21-ARIN