
21549 IRON-MOUNTAIN - Iron Mountain Inc, US
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS12025 IMDC-AS12025 - Iron Mountain Data Center, US
AS3356 LEVEL3 - Level 3 Parent, LLC, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 15418 AS21549 ORIGIN Originate: 4864 /19.75 Transit: 0 /0.00 IRON-MOUNTAIN - Iron Mountain Inc, US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 21546 AS21549 IRON-MOUNTAIN - Iron Mountain Inc, US 14 2 1 13 1 7.14% Prefix AS Path Aggregation Suggestion 138.207.75.0/24 4777 2516 3356 21549 138.207.76.0/24 4777 2497 3356 21549 138.207.77.0/24 4777 2516 3356 21549 170.62.38.0/24 4777 2497 3356 12025 21549 170.62.126.0/24 4777 2516 1299 12025 21549 208.66.139.0/24 4777 2516 1299 12025 21549 208.66.142.0/23 4777 2516 1299 12025 21549 216.229.144.0/24 4777 2516 1299 12025 21549 216.229.145.0/24 4777 2497 3356 12025 21549 216.229.146.0/23 4777 2516 1299 12025 21549 + Announce - aggregate of 216.229.146.0/24 (4777 2516 1299 12025 21549) and 216.229.147.0/24 (4777 2516 1299 12025 21549) 216.229.146.0/24 4777 2516 1299 12025 21549 - Withdrawn - aggregated with 216.229.147.0/24 (4777 2516 1299 12025 21549) 216.229.147.0/24 4777 2516 1299 12025 21549 - Withdrawn - aggregated with 216.229.146.0/24 (4777 2516 1299 12025 21549) 216.229.152.0/23 4777 2516 1299 12025 21549 216.229.154.0/24 4777 2516 1299 12025 21549 216.229.156.0/22 4777 2497 3356 12025 21549
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS21549 14 More Specifics 14 Total Advertisements IRON-MOUNTAIN - Iron Mountain Inc, US
138.207.75.0/24 138.207.64.0/18
138.207.76.0/24 138.207.64.0/18
138.207.77.0/24 138.207.64.0/18
170.62.38.0/24 170.62.38.0/23
170.62.126.0/24 170.62.126.0/23
208.66.139.0/24 208.66.136.0/21
208.66.142.0/23 208.66.136.0/21
216.229.144.0/24 216.229.144.0/20
216.229.145.0/24 216.229.144.0/20
216.229.146.0/24 216.229.144.0/20
216.229.147.0/24 216.229.144.0/20
216.229.152.0/23 216.229.144.0/20
216.229.154.0/24 216.229.144.0/20
216.229.156.0/22 216.229.144.0/20
whois: 402603
IANA has recorded AS21549 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21549\n
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
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# If you see inaccuracies in the results, please report at
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 21549
ASName: IRON-MOUNTAIN
ASHandle: AS21549
RegDate: 2001-05-21
Updated: 2012-02-24
Ref: https://rdap.arin.net/registry/autnum/21549
OrgName: Iron Mountain Inc
OrgId: IRONMO-2
Address: 1 Federal Street Fl 6
City: Boston
StateProv: MA
PostalCode: 02111
Country: US
RegDate: 2001-05-21
Updated: 2018-02-15
Ref: https://rdap.arin.net/registry/entity/IRONMO-2
OrgAbuseHandle: NETWO6599-ARIN
OrgAbuseName: Network Services
OrgAbusePhone: +1-724-794-7500
OrgAbuseEmail: arin-contact@ironmountain.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NETWO6599-ARIN
OrgTechHandle: NETWO6599-ARIN
OrgTechName: Network Services
OrgTechPhone: +1-724-794-7500
OrgTechEmail: arin-contact@ironmountain.com
OrgTechRef: https://rdap.arin.net/registry/entity/NETWO6599-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.
#