ASN AS21058 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS21058?

AS21058 is listed under NETWORK SISTEMI S.R.L..

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?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS21058 NETWORK SISTEMI S.R.L.

ASN Lookup Tool

NETWORK SISTEMI S.R.L. networksistemi.it

IT 15 Routes

AS Data

AS21058

AS21058 – NETWORK SISTEMI S.R.L.

AS Number	21058
AS Name	ASN-NETWORKSISTEMI
Organization	NETWORK SISTEMI S.R.L.(org-nss42-ripe)
Country	IT
Website	networksistemi.it
Number of IPv4 Routes	15
Number of IPv6 Routes	0
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	1970-01-01

ASN Intelligence API for production workflows

Use ASN data for AS21058 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
80.83.173.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256
80.83.160.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256
80.83.175.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256
80.83.168.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256
80.83.162.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256
80.83.164.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256
80.83.166.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256
80.83.171.0/24	AS21058	NETWORK SISTEMI S.R.L.	Network Sistemi s.r.l.s.	256
80.83.161.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256
80.83.174.0/24	AS21058	NETWORK SISTEMI S.R.L.	NETWORK SISTEMI S.R.L.	256

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS21004 - AS21151'

as-block:       AS21004 - AS21151
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:27Z
last-modified:  2018-11-22T15:27:27Z
source:         RIPE

% Information related to 'AS21058'

% Abuse contact for 'AS21058' is 'abuse@networksistemi.it'

aut-num:        AS21058
as-name:        ASN-NETWORKSISTEMI
org:            ORG-NSS42-RIPE
import:         from AS12874 accept ANY
import:         from AS39120 accept ANY
import:         from AS201462 accept ANY
import:         from AS199324 accept ANY
export:         to AS12874 announce AS21058
export:         to AS39120 announce AS21058
export:         to AS201462 announce AS21058
export:         to AS199324 announce AS21058
admin-c:        CA10873-RIPE
tech-c:         CA10873-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-it-networksistemi-1-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2024-06-25T14:33:28Z
source:         RIPE

organisation:   ORG-NSS42-RIPE
org-name:       NETWORK SISTEMI S.R.L.
country:        IT
org-type:       LIR
address:        Via Cappuccini 39/A
address:        70017
address:        Putignano
address:        ITALY
phone:          +390804055115
admin-c:        CA10873-RIPE
tech-c:         CA10873-RIPE
abuse-c:        AR69594-RIPE
mnt-ref:        lir-it-networksistemi-1-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-it-networksistemi-1-MNT
created:        2023-01-02T08:51:34Z
last-modified:  2024-10-29T14:07:28Z
source:         RIPE # Filtered

role:           CEO
address:        ITALY
address:        Putignano
address:        70017
address:        Via Cappuccini 39/A
phone:          +390804055115
nic-hdl:        CA10873-RIPE
mnt-by:         lir-it-networksistemi-1-MNT
created:        2023-01-02T08:51:33Z
last-modified:  2023-11-30T17:29:30Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.2 (ABERDEEN)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS21004 - AS21151",
    "description" : [ "RIPE NCC ASN block" ],
    "remarks" : [ "These AS Numbers are assigned to network operators in the RIPE NCC service region." ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT" ],
    "date_created" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS21058",
    "as_name" : "ASN-NETWORKSISTEMI",
    "status" : "ASSIGNED",
    "import" : [ "from AS12874 accept ANY", "from AS39120 accept ANY", "from AS201462 accept ANY", "from AS199324 accept ANY" ],
    "export" : [ "to AS12874 announce AS21058", "to AS39120 announce AS21058", "to AS201462 announce AS21058", "to AS199324 announce AS21058" ],
    "organization" : "ORG-NSS42-RIPE",
    "admin_contacts" : [ "CA10873-RIPE" ],
    "tech_contacts" : [ "CA10873-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "lir-it-networksistemi-1-MNT" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2024-06-25",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-NSS42-RIPE",
    "name" : "NETWORK SISTEMI S.R.L.",
    "type" : "LIR",
    "address" : [ "Via Cappuccini 39/A", "70017", "Putignano", "ITALY" ],
    "street" : "Via Cappuccini",
    "city" : "Putignano",
    "zip_code" : "70017",
    "country" : [ "IT" ],
    "phone" : [ "+390804055115" ],
    "admin_contacts" : [ "CA10873-RIPE" ],
    "tech_contacts" : [ "CA10873-RIPE" ],
    "abuse_contacts" : [ "AR69594-RIPE" ],
    "mnt_ref" : [ "lir-it-networksistemi-1-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "lir-it-networksistemi-1-MNT" ],
    "date_created" : "2023-01-02",
    "date_updated" : "2024-10-29",
    "source" : "RIPE",
    "addressCountry" : "ITALY"
  },
  "administrative_contacts" : [ {
    "handle" : "CA10873-RIPE",
    "name" : "CEO",
    "address" : [ "ITALY", "Putignano", "70017", "Via Cappuccini 39/A" ],
    "street" : "Via Cappuccini",
    "city" : "Putignano",
    "zip_code" : "70017",
    "phone" : [ "+390804055115" ],
    "mnt_by" : [ "lir-it-networksistemi-1-MNT" ],
    "date_created" : "2023-01-02",
    "date_updated" : "2023-11-30",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "CA10873-RIPE",
    "name" : "CEO",
    "address" : [ "ITALY", "Putignano", "70017", "Via Cappuccini 39/A" ],
    "street" : "Via Cappuccini",
    "city" : "Putignano",
    "zip_code" : "70017",
    "phone" : [ "+390804055115" ],
    "mnt_by" : [ "lir-it-networksistemi-1-MNT" ],
    "date_created" : "2023-01-02",
    "date_updated" : "2023-11-30",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS199324	DODONET S.R.L.	IT
AS12874	Fastweb SpA	IT
AS201462	NAMEX CONSORZIO	IT

Upstreams

AS Number	Description	Country
AS199324	DODONET S.R.L.	IT