Prefixes Originated
5 IPv4, 0 IPv6
Addresses Originated
5 /24's of IPv4
0 /48's of IPv6
% IP Client: 2a0c:2f07:9459:2c13:0:0:0:247
% 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.
% 2026-04-17 07:35:38 (-03 -03:00)
aut-num: AS21756
owner: SIDERCA S.A.I.C.
ownerid: AR-ASTE1-LACNIC
responsible: Matias Marzullo
address: Della Paolera, 299, Piso 12
address: 1001 - Buenos Aires - CF
country: AR
phone: +54 1159849432 [0000]
owner-c: MAM715
routing-c: MAM715
abuse-c: MAM715
created: 20010615
changed: 20260318
nic-hdl: MAM715
person: Matias Marzullo
# Email removed, Log into bgp.tools to see whois emails/phone numbers
address: dr simini, 250,
address: - Campana - buenos aires
country: AR
phone: +54 1159849432
created: 20250918
changed: 20250918
% whois.lacnic.net accepts only direct match queries.
% Types of queries are: POCs, ownerid, CIDR blocks, IP
% and AS numbers.
Last Update: 2026-04-17T10:35:38Z UTC
Member of the following AS-SETs