ASN AS12025 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS12025?

AS12025 is listed under Iron Mountain Data Center.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS12025 Iron Mountain Data Center

Iron Mountain Data Center ironmountain.com

US 744 Routes

AS Data

AS12025

AS12025 – Iron Mountain Data Center

AS Number	12025
AS Name	IMDC-AS12025
Organization	Iron Mountain Data Center (imiml)
Country	US
Website	ironmountain.com
Number of IPv4 Routes	141
Number of IPv6 Routes	603
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2007-05-30

ASN Intelligence API for production workflows

Use ASN data for AS12025 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
8.36.32.0/21	AS12025	Iron Mountain Data Center	Iron Mountain Data Center	2048
2605:3380:447b::/48	AS12025	Iron Mountain Data Center	PLJ Information Systems Inc.	~1×10²⁴
2605:3380:44ca::/48	AS12025	Iron Mountain Data Center	Maricopa County, AZ	~1×10²⁴
148.51.202.0/23	AS12025	Iron Mountain Data Center	Iron Mountain Data Center	512
2605:3380:4b21::/48	AS12025	Iron Mountain Data Center	Valor Global LLC	~1×10²⁴
2605:3380:4544::/48	AS12025	Iron Mountain Data Center	Packet Fusion Inc.	~1×10²⁴
2605:3380:400b::/48	AS12025	Iron Mountain Data Center	Armedia LLC	~1×10²⁴
2605:3380:44a6::/48	AS12025	Iron Mountain Data Center	Nexus Technologies LLC FKA CyberTrails LLC	~1×10²⁴
2605:3380:4200::/40	AS12025	Iron Mountain Data Center	Brigade Capital Management LLC	~309×10²⁴
2605:3380:42eb::/48	AS12025	Iron Mountain Data Center	Baron Capital Inc.	~1×10²⁴
2605:3380:4b01::/48	AS12025	Iron Mountain Data Center	Valley of the Sun United Way	~1×10²⁴
2605:3380:4152::/48	AS12025	Iron Mountain Data Center	RealGo Inc.	~1×10²⁴
2605:3380:4454::/48	AS12025	Iron Mountain Data Center	Bunker Information Technology LLC	~1×10²⁴
2605:3380:448b::/48	AS12025	Iron Mountain Data Center	COPE Community Services Inc.	~1×10²⁴
2605:3380:4132::/48	AS12025	Iron Mountain Data Center	CollegeInvest	~1×10²⁴
2605:3380:4107::/48	AS12025	Iron Mountain Data Center	Martin/Martin Consulting Engineers Inc.	~1×10²⁴
2605:3380:4102::/48	AS12025	Iron Mountain Data Center	Mesa Systems Inc.	~1×10²⁴
2605:3380:4230::/48	AS12025	Iron Mountain Data Center	YMCA of Greater New York	~1×10²⁴
2605:3380:4ae5::/48	AS12025	Iron Mountain Data Center	DeNovo Technology Partners LLC	~1×10²⁴
198.199.52.0/22	AS12025	Iron Mountain Data Center	Iron Mountain Data Center	1024
2605:3380:4b23::/48	AS12025	Iron Mountain Data Center	Lumifi Cyber Inc.	~1×10²⁴
2605:3380:4400::/40	AS12025	Iron Mountain Data Center	Hostinger International, Ltd.	~309×10²⁴
2605:3380:402a::/48	AS12025	Iron Mountain Data Center	IMDC PRIVATE CUSTOMER	~1×10²⁴
2605:3380:471c::/48	AS12025	Iron Mountain Data Center	IMDC Internal Connection	~1×10²⁴
2605:3380:4300::/40	AS12025	Iron Mountain Data Center	K2 Services LLC	~309×10²⁴
2605:3380:4013::/48	AS12025	Iron Mountain Data Center	Alex Alternative Experts LLC	~1×10²⁴
2605:3380:4420::/48	AS12025	Iron Mountain Data Center	Herzog Technologies Inc.	~1×10²⁴
148.51.137.0/24	AS12025	Iron Mountain Data Center	IMDC PRIVATE CUSTOMER	256
148.51.138.0/24	AS12025	Iron Mountain Data Center	iDrive Inc.	256
72.22.108.0/24	AS12025	Iron Mountain Data Center	Electronic Commerce, Inc	256
2605:3380:45e6::/48	AS12025	Iron Mountain Data Center	ADRY Partners LLC DBA Adrytech	~1×10²⁴
2605:3380:4030::/48	AS12025	Iron Mountain Data Center	IMDC Internal Connection	~1×10²⁴
2605:3380:445e::/48	AS12025	Iron Mountain Data Center	Platinum Technology LLC	~1×10²⁴
2605:3380:4a03::/48	AS12025	Iron Mountain Data Center	IMDC Internal Connection	~1×10²⁴
74.206.122.0/23	AS12025	Iron Mountain Data Center	K2 Services LLC	512
162.252.176.0/22	AS12025	Iron Mountain Data Center	Iron Mountain Data Center	1024
2605:3380:421c::/48	AS12025	Iron Mountain Data Center	TnC Domain Management LLC	~1×10²⁴
148.51.192.0/23	AS12025	Iron Mountain Data Center	Casper Medical Imaging and Outpatient Radiology	512
2605:3380:4b2b::/48	AS12025	Iron Mountain Data Center	BriComp Computers LLC	~1×10²⁴
2605:3380:4201::/48	AS12025	Iron Mountain Data Center	NYFON Corp	~1×10²⁴
2605:3380:4009::/48	AS12025	Iron Mountain Data Center	The L and L Company	~1×10²⁴
148.51.227.0/24	AS12025	Iron Mountain Data Center	Littler Mendelson, P.C.	256
2605:3380:4a00::/48	AS12025	Iron Mountain Data Center	Iron Mountain Inc. Corp US	~1×10²⁴
174.128.0.0/20	AS12025	Iron Mountain Data Center	Sopra Banking Software US Inc.	4096
2605:3380:411f::/48	AS12025	Iron Mountain Data Center	OutboundAni Dialer Solutions LLC	~1×10²⁴
2605:3380:44c5::/48	AS12025	Iron Mountain Data Center	Share One Inc.	~1×10²⁴
2605:3380:ff0c::/48	AS12025	Iron Mountain Data Center	Iron Mountain Data Center	~1×10²⁴
2605:3380:4433::/48	AS12025	Iron Mountain Data Center	Mobile Tech Support Inc.	~1×10²⁴
2605:3380:4441::/48	AS12025	Iron Mountain Data Center	Advanced Network Services LLC	~1×10²⁴
2605:3380:412a::/48	AS12025	Iron Mountain Data Center	BYHM Capital LLC	~1×10²⁴
2605:3380:420c::/48	AS12025	Iron Mountain Data Center	Specialists Marketing Services Inc.	~1×10²⁴
2605:3380:4a02::/48	AS12025	Iron Mountain Data Center	IMDC Internal Connection	~1×10²⁴
148.51.214.0/23	AS12025	Iron Mountain Data Center	Byte Bunkers Corporation	512
2605:3380:e006::/48	AS12025	Iron Mountain Data Center	Wamtek Information Systems GmbH	~1×10²⁴
205.235.88.0/24	AS12025	Iron Mountain Data Center	Iron Mountain Data Center	256
2605:3380:4497::/48	AS12025	Iron Mountain Data Center	Lamlinks Corp.	~1×10²⁴
2605:3380:4211::/48	AS12025	Iron Mountain Data Center	Navicore Solutions, Inc.	~1×10²⁴
2605:3380:4ad8::/48	AS12025	Iron Mountain Data Center	Malvern Panalytical Inc.	~1×10²⁴
2605:3380:4262::/48	AS12025	Iron Mountain Data Center	Iron Medical Systems Inc.	~1×10²⁴
2605:3380:4502::/48	AS12025	Iron Mountain Data Center	MedHealth Partners LLC	~1×10²⁴

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       12025
ASName:         IMDC-AS12025
ASHandle:       AS12025
RegDate:        2007-05-30
Updated:        2020-02-25
Ref:            https://rdap.arin.net/registry/autnum/12025


OrgName:        Iron Mountain Data Center
OrgId:          IMIML
Address:        One Federal Street
City:           Boston
StateProv:      MA
PostalCode:     02111
Country:        US
RegDate:        2013-08-06
Updated:        2025-05-08
Ref:            https://rdap.arin.net/registry/entity/IMIML


OrgDNSHandle: NETWO1766-ARIN
OrgDNSName:   Network Admin
OrgDNSPhone:  +1-480-513-8500 
OrgDNSEmail:  naimdcnetworkengineers@ironmountain.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/NETWO1766-ARIN

OrgRoutingHandle: NETWO1766-ARIN
OrgRoutingName:   Network Admin
OrgRoutingPhone:  +1-480-513-8500 
OrgRoutingEmail:  naimdcnetworkengineers@ironmountain.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO1766-ARIN

OrgNOCHandle: NETWO1766-ARIN
OrgNOCName:   Network Admin
OrgNOCPhone:  +1-480-513-8500 
OrgNOCEmail:  naimdcnetworkengineers@ironmountain.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO1766-ARIN

OrgTechHandle: NETWO1766-ARIN
OrgTechName:   Network Admin
OrgTechPhone:  +1-480-513-8500 
OrgTechEmail:  naimdcnetworkengineers@ironmountain.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO1766-ARIN

OrgAbuseHandle: IAT21-ARIN
OrgAbuseName:   IMDC Abuse Team 
OrgAbusePhone:  +1-480-513-8500 
OrgAbuseEmail:  imdc.abuse@ironmountain.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/IAT21-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "12025",
    "as_handle" : "AS12025",
    "as_name" : "IMDC-AS12025",
    "admin_contacts" : [ "NETWO1766-ARIN" ],
    "tech_contacts" : [ "NETWO1766-ARIN", "NETWO1766-ARIN" ],
    "abuse_contacts" : [ "IAT21-ARIN" ],
    "date_created" : "2007-05-30",
    "date_updated" : "2020-02-25",
    "source" : "https://rdap.arin.net/registry/autnum/12025"
  } ],
  "organization" : {
    "handle" : "IMIML",
    "name" : "Iron Mountain Data Center",
    "address" : [ "One Federal Street", "Boston", "MA", "02111", "US" ],
    "street" : "One Federal Street",
    "city" : "Boston",
    "state" : "MA",
    "zip_code" : "02111",
    "country" : [ "US" ],
    "date_created" : "2013-08-06",
    "date_updated" : "2025-05-08",
    "source" : "https://rdap.arin.net/registry/entity/IMIML",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "NETWO1766-ARIN",
    "name" : "Network Admin",
    "email" : [ "naimdcnetworkengineers@ironmountain.com" ],
    "phone" : [ "+1-480-513-8500" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO1766-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "NETWO1766-ARIN",
    "name" : "Network Admin",
    "email" : [ "naimdcnetworkengineers@ironmountain.com" ],
    "phone" : [ "+1-480-513-8500" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO1766-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "IAT21-ARIN",
    "name" : "IMDC Abuse Team",
    "email" : [ "imdc.abuse@ironmountain.com" ],
    "phone" : [ "+1-480-513-8500" ],
    "source" : "https://rdap.arin.net/registry/entity/IAT21-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS26250	IANA - Autonomous System Number	US
AS14740	Magna5 MS LLC	US
AS19888	Bausch Health US, LLC	US
AS21549	Iron Mountain Inc	US
AS3705	U.S. Government Publishing Office	US
AS395130	Day Pitney LLP	US
AS400783	Dole Food Company, Inc.	US
AS16898	LOG-NET, INC.	US
AS40289	CGI TECHNOLOGIES AND SOLUTIONS INC.	US
AS11323	Getty Images Seattle , Inc.	US
AS6461	Zayo Bandwidth	US
AS7859	pair Networks	US
AS33459	Open Text Corporation	CA
AS396368	TetherView LLC	US
AS11746	Waggener Edstrom Worldwide, Inc.	US
AS394149	VI Concepts, Inc.	US
AS32590	Valve Corporation	US
AS55226	Wellpartner, Inc	US
AS211537	Pifagorus Ltd	LT
AS18561	EPAM Systems, Inc	US
AS22377	American Traffic Solutions, Inc	US
AS395135	BTI Communications	US
AS1299	Arelion Sweden AB	SE
AS54996	Scripps Health	US
AS30495	MTS	US
AS63050	MiTek Inc.	US
AS19685	CSI Telecom Group, Inc	US
AS213001	LA5 Digital LTD	GB
AS393871	Havas Health, Inc.	US
AS31785	Heartland Business Systems	US
AS11765	Netsurion LLC	US
AS399034	enfoTech & Consulting Inc.	US
AS33307	Hospitality Integrated Services Inc	US
AS52025	ParadoxNetworks Limited	GB
AS395159	Boulder Community Hospital	US
AS4455	IX Reach Ltd	GB
AS17237	Walsh Patel Group Consulting, LLC	US
AS14147	Bank-Fund Staff Federal Credit Union	US
AS30704	WellSky Corporation	US
AS396930	Opus Interactive	US
AS14532	CBOSS INC	US
AS14211	Gotham Web Services, Inc.	US
AS63474	Sirius Computer Solutions, Inc.	US
AS400306	PHEAA, AES, FedLoan Servicing	US
AS14160	Premium Hosting, Inc.	US
AS11323	Getty Images (Seattle), Inc.	US
AS12488	Krystal Hosting Ltd	GB
AS31003	Iron Mountain Europe Group Limited	GB
AS26355	TIDI Products LLc	US
AS209622	uPress Inc	US
AS53957	Millers Capital Insurance Company	US
AS32312	Telecommunication Systems, Inc.	US
AS16898	LOG NET, INC.	US
AS3356	Level 3 Parent, LLC	US
AS49544	i3D.net B.V	NL
AS54545	Winco Foods LLC	US
AS54003	Urban Lending Solutions	US
AS31003	Iron Mountain Europe (Group) Limited	GB
AS62791	DENOVO VENTURES LLC	US
AS398298	Netstratum	US

Upstreams

AS Number	Description	Country
AS24482	SG.GS	SG
AS8220	COLT Technology Services Group Limited	GB
AS1299	Arelion Sweden AB	SE
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Downstreams

AS Number	Description	Country
AS26250	IANA - Autonomous System Number	US
AS19888	Bausch Health US, LLC	US
AS14740	Magna5 MS LLC	US
AS54545	Winco Foods LLC	US
AS54003	Urban Lending Solutions	US
AS3705	U.S. Government Publishing Office	US
AS395130	Day Pitney LLP	US
AS62791	DENOVO VENTURES LLC	US
AS21549	Iron Mountain Inc	US
AS398298	Netstratum	US
AS32854	Achieva Credit Union	US
AS29821	Elevations Credit Union	US
AS402132	Mixhits Radio, LLC	US
AS400783	Dole Food Company, Inc.	US
AS53733	Jerich USA Inc.	US
AS40289	CGI TECHNOLOGIES AND SOLUTIONS INC.	US
AS11323	Getty Images Seattle , Inc.	US
AS7859	pair Networks	US
AS33459	Open Text Corporation	CA
AS396368	TetherView LLC	US
AS8161	Insight Direct USA, Inc.	US
AS46616	Westinghouse Electric Company LLC	US
AS394149	VI Concepts, Inc.	US
AS17073	Allegis Group	US
AS14162	FEDERAL HOME LOAN BANK of PITTSBURGH	US
AS22716	Logicalis	US
AS55226	Wellpartner, Inc	US
AS18561	EPAM Systems, Inc	US
AS11783	Brooklyn Law School	US
AS1999	U.S. House of Representatives	US
AS22377	American Traffic Solutions, Inc	US
AS219542	LPS GATE LTD	CY
AS395135	BTI Communications	US
AS399894	Taylored Services, LLC	US
AS54996	Scripps Health	US
AS7352	WECOM LLC	US
AS399875	SimonMed Imaging	US
AS30495	MTS	US
AS63050	MiTek Inc.	US
AS54431	Lunavi, Inc.	US
AS19685	CSI Telecom Group, Inc	US
AS211537	Walletto UAB	LT
AS213001	LA5 Digital LTD	GB
AS393871	Havas Health, Inc.	US
AS31785	Heartland Business Systems	US
AS47583	Hostinger International Limited	CY
AS11765	Netsurion LLC	US
AS399034	enfoTech & Consulting Inc.	US
AS32812	Sunwest Federal Credit Union	US
AS402106	ACDev LLC	US
AS14410	Hye Tech Network & Security Solutions, LLC	US
AS14147	Bank Fund Staff Federal Credit Union	US
AS393836	Grant Street Group, INC.	US
AS31966	CSAA Insurance Exchange	US
AS33307	Hospitality Integrated Services Inc	US
AS35841	CHATSWORTH PRODUCTS, INC.	US
AS399221	CONFIE ADMINISTRATIVE SERVICES, INC.	US
AS22764	Fluor Enterprises, Inc.	US
AS62669	SANS INSTITUTE	US
AS395159	Boulder Community Hospital	US