| AS Number | 21756 |
|---|---|
| AS Name | |
| Organization | SIDERCA S.A.I.C.(AR-ASTE1-LACNIC) |
| Country | AR |
| Website | tenaris.com |
| Number of IPv4 Routes | 5 |
| Number of IPv6 Routes | 0 |
| ASN type | BUSINESS |
| Allocation Status | |
| Registry | lacnic |
| Date Allocated | N/A |
| Route | # IPs |
|---|---|
| 201.234.38.0/24 | 256 |
| 200.1.117.0/24 | 256 |
| 200.80.222.0/24 | 256 |
| 200.69.130.0/24 | 256 |
| 200.9.229.0/24 | 256 |
% Joint Whois - whois.lacnic.net
% This server accepts single ASN, IPv4 or IPv6 queries
% LACNIC resource: whois.lacnic.net
% Copyright LACNIC lacnic.net
% The data below is provided for information purposes
% and to assist persons in obtaining information about or
% related to AS and IP numbers registrations
% By submitting a whois query, you agree to use this data
% only for lawful purposes.
% 2025-12-06 09:29:18 (-03 -03:00)
aut-num: AS21756
owner: SIDERCA S.A.I.C.
ownerid: AR-ASTE1-LACNIC
responsible: Mariano Musante
address: Della Paolera, 299, Piso 12
address: 1001 - Buenos Aires - CF
country: AR
phone: +54 111159849018 [0000]
owner-c: MAC294
routing-c: MAC294
abuse-c: MAC294
created: 20010615
changed: 20211215
nic-hdl: MAC294
person: Mariano Musante
e-mail: mmusante@tenaris.com
address: Della Paolera, 299, -
address: C1001ADA - CABA - BA
country: AR
phone: +54 1159849345 [49345]
created: 20140421
changed: 20220323
% whois.lacnic.net accepts only direct match queries.
% Types of queries are: POCs, ownerid, CIDR blocks, IP
% and AS numbers.
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 21756
ASName: LACNIC-21756
ASHandle: AS21756
RegDate: 2002-07-27
Updated: 2007-12-17
Comment: This AS is under LACNIC responsibility for further allocations to
Comment: users in LACNIC region.
Comment: Please see http://www.lacnic.net/ for further details, or check the
Comment: WHOIS server located at http://whois.lacnic.net
Ref: https://rdap.arin.net/registry/autnum/21756
ResourceLink: http://lacnic.net/cgi-bin/lacnic/whois
ResourceLink: whois.lacnic.net
OrgName: Latin American and Caribbean IP address Regional Registry
OrgId: LACNIC
Address: Rambla Republica de Mexico 6125
City: Montevideo
StateProv:
PostalCode: 11400
Country: UY
RegDate: 2002-07-27
Updated: 2018-03-15
Ref: https://rdap.arin.net/registry/entity/LACNIC
ReferralServer: whois://whois.lacnic.net
ResourceLink: http://lacnic.net/cgi-bin/lacnic/whois
OrgAbuseHandle: LWI100-ARIN
OrgAbuseName: LACNIC Whois Info
OrgAbusePhone: +598-2604-2222
OrgAbuseEmail: abuse@lacnic.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/LWI100-ARIN
OrgTechHandle: LACNIC-ARIN
OrgTechName: LACNIC Whois Info
OrgTechPhone: +598-2604-2222
OrgTechEmail: whois-contact@lacnic.net
OrgTechRef: https://rdap.arin.net/registry/entity/LACNIC-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
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