Data as of Nov 6, 2026

148.51.232.0/24

No anonymizer space · no proxy exits in 30 days

Iron Mountain Data Center

Announcement

this exact prefix

RPKI valid

Announced by

AS12025

Type

Hosting

Risk

50 / 100 · Medium

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Holder	RPKI
148.51.224.0/20 since Jul 2020	AS12025	Hosting	Iron Mountain Data Center
148.51.128.0/17 since Nov 2021	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.abuse@ironmountain.com
└ 148.51.232.0/31	2	CUST-148-51-232-0-31	unknown	—	—	—
└ 148.51.232.2/31	2	CUST-148-51-232-2-31	unknown	—	—	—
└ 148.51.232.4/31	2	CUST-148-51-232-4-31	unknown	—	—	—
└ 148.51.232.6/31	2	CUST-148-51-232-6-31	unknown	—	—	—
└ 148.51.232.8/29	8	CUST-148-51-232-8-29	unknown	—	—	—
└ 148.51.232.16/29	8	CUST-148-51-232-16-29	unknown	—	—	—
└ 148.51.232.24/31	2	CUST-148-51-232-24-31	unknown	—	—	—
└ 148.51.232.26/31	2	CUST-148-51-232-26-31	unknown	—	—	—
└ 148.51.232.28/31	2	CUST-148-51-232-28-31	unknown	—	—	—
└ 148.51.232.30/31	2	CUST-148-51-232-30-31	unknown	—	—	—
└ 148.51.232.32/31	2	CUST-148-51-232-32-31	unknown	—	—	—
└ 148.51.232.34/31	2	CUST-148-51-232-34-31	unknown	—	—	—
└ 148.51.232.40/29	8	CUST-148-51-232-40-29	unknown	—	—	—
└ 148.51.232.56/29	8	CUST-148-51-232-56-29	unknown	—	—	—
└ 148.51.232.64/29	8	CUST-148-51-232-64-29	unknown	—	—	—
└ 148.51.232.72/31	2	CUST-148-51-232-72-31	unknown	—	—	—
└ 148.51.232.74/31	2	CUST-148-51-232-74-31	unknown	—	—	—
└ 148.51.232.76/31	2	CUST-148-51-232-76-31	unknown	—	—	—
└ 148.51.232.78/31	2	CUST-148-51-232-78-31	unknown	—	—	—
└ 148.51.232.80/31	2	CUST-148-51-232-80-31	unknown	—	—	—
└ 148.51.232.82/31	2	CUST-148-51-232-82-31	unknown	—	—	—
└ 148.51.232.84/31	2	CUST-148-51-232-84-31	unknown	—	—	—
└ 148.51.232.86/31	2	CUST-148-51-232-86-31	unknown	—	—	—
└ 148.51.232.88/31	2	CUST-148-51-232-88-31	unknown	—	—	—
└ 148.51.232.90/31	2	CUST-148-51-232-90-31	unknown	—	—	—
└ 148.51.232.96/29	8	CUST-148-51-232-96-29	unknown	—	—	—
└ 148.51.232.104/30	4	CUST-148-51-232-104-30	unknown	—	—	—
└ 148.51.232.108/30	4	CUST-148-51-232-108-30	unknown	—	—	—
└ 148.51.232.112/29	8	CUST-148-51-232-112-29	unknown	—	—	—
└ 148.51.232.120/29	8	CUST-148-51-232-120-29	unknown	—	—	—
└ 148.51.232.128/29	8	CUST-148-51-232-128-29	unknown	—	—	—
└ 148.51.232.136/29	8	CUST-148-51-232-136-29	unknown	—	—	—
└ 148.51.232.144/31	2	CUST-148-51-232-144-31	unknown	—	—	—
└ 148.51.232.146/31	2	CUST-148-51-232-146-31	unknown	—	—	—
└ 148.51.232.148/31	2	CUST-148-51-232-148-31	unknown	—	—	—
└ 148.51.232.150/31	2	CUST-148-51-232-150-31	unknown	—	—	—
└ 148.51.232.152/31	2	CUST-148-51-232-152-31	unknown	—	—	—
└ 148.51.232.154/31	2	CUST-148-51-232-154-31	unknown	—	—	—
└ 148.51.232.156/31	2	CUST-148-51-232-156-31	unknown	—	—	—
└ 148.51.232.158/31	2	CUST-148-51-232-158-31	unknown	—	—	—
└ 148.51.232.160/31	2	CUST-148-51-232-160-31	unknown	—	—	—
└ 148.51.232.162/31	2	CUST-148-51-232-162-31	unknown	—	—	—
└ 148.51.232.164/31	2	CUST-148-51-232-164-31	unknown	—	—	—
└ 148.51.232.166/31	2	CUST-148-51-232-166-31	unknown	—	—	—
└ 148.51.232.168/29	8	CUST-148-51-232-168-29	unknown	—	—	—
└ 148.51.232.176/29	8	CUST-148-51-232-176-29	unknown	—	—	—
└ 148.51.232.184/31	2	CUST-148-51-232-184-31	unknown	—	—	—
└ 148.51.232.186/31	2	CUST-148-51-232-186-31	unknown	—	—	—
└ 148.51.232.188/30	4	CUST-148-51-232-188-30	unknown	—	—	—
└ 148.51.232.192/30	4	CUST-148-51-232-192-30	unknown	—	—	—
└ 148.51.232.196/31	2	CUST-148-51-232-196-31	unknown	—	—	—
└ 148.51.232.198/31	2	CUST-148-51-232-198-31	unknown	—	—	—
└ 148.51.232.200/29	8	CUST-148-51-232-200-29	unknown	—	—	—
└ 148.51.232.208/29	8	CUST-148-51-232-208-29	unknown	—	—	—
└ 148.51.232.216/29	8	CUST-148-51-232-216-29	unknown	—	—	—
└ 148.51.232.224/29	8	CUST-148-51-232-224-29	unknown	—	—	—
└ 148.51.232.232/31	2	CUST-148-51-232-232-31	unknown	—	—	—
└ 148.51.232.234/31	2	CUST-148-51-232-234-31	unknown	—	—	—
└ 148.51.232.236/31	2	CUST-148-51-232-236-31	unknown	—	—	—
└ 148.51.232.238/31	2	CUST-148-51-232-238-31	unknown	—	—	—
└ 148.51.232.240/29	8	CUST-148-51-232-240-29	unknown	—	—	—
└ 148.51.232.248/29	8	CUST-148-51-232-248-29	unknown	—	—	—

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS12025

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

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
148.51.232.0/24	AS12025	/24	ARIN	RPKI valid
148.51.224.0/20	AS12025	/20	ARIN	Too specific
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

148.51.232.0/24

Announcements

Covering announcements

Registrations in this block

Network & registry

AS12025

Covering aggregate above, the prefix's own history below

Routing history

Route origin authorizations

Route objects on the exact prefix

Registration for this announcement

Abuse contact