ASN AS57329 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS57329?

AS57329 is listed under Centro di Produzione Spa.

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.

AS57329 Centro di Produzione Spa

ASN Lookup Tool

Centro di Produzione Spa cdp-spa.it

IT 4 Routes

AS Data

AS57329

AS57329 – Centro di Produzione Spa

AS Number	57329
AS Name	CDP-SPA
Organization	Centro di Produzione Spa(org-cdps1-ripe)
Country	IT
Website	cdp-spa.it
Number of IPv4 Routes	2
Number of IPv6 Routes	2
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2011-09-27

ASN Intelligence API for production workflows

Use ASN data for AS57329 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a06:d440::/29	AS57329	Centro di Produzione Spa	Centro di Produzione Spa	~634×10²⁷
2a06:d440::/32	AS57329	Centro di Produzione Spa	Centro di Produzione Spa	~79×10²⁷
185.151.92.0/22	AS57329	Centro di Produzione Spa	Centro di Produzione Spa	1024
31.31.40.0/21	AS57329	Centro di Produzione Spa	Centro di Produzione Spa	2048

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 'AS57148 - AS57368'

as-block:       AS57148 - AS57368
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:        2024-09-03T13:31:56Z
last-modified:  2024-09-03T13:31:56Z
source:         RIPE

% Information related to 'AS57329'

% Abuse contact for 'AS57329' is 'abuse@cdp-spa.it'

aut-num:        AS57329
as-name:        CDP-SPA
descr:          Centro di Produzione Spa
org:            ORG-CdPS1-RIPE
import:         from AS5394 action pref=100; accept ANY
import:         from AS12874 action pref=100; accept ANY
export:         to AS5394 announce AS57329
export:         to AS12874 announce AS57329
mp-import:      afi ipv6.unicast from AS6939 action pref=120; accept ANY
mp-import:      afi ipv6.unicast from AS5394 action pref=100; accept ANY
mp-import:      afi ipv6.unicast from AS12874 action pref=100; accept ANY
mp-export:      afi ipv6.unicast to AS6939 announce AS57329
mp-export:      afi ipv6.unicast to AS5394 announce AS57329
mp-export:      afi ipv6.unicast to AS12874 announce AS57329
admin-c:        CCR13-RIPE
tech-c:         CCR13-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CENPROD-MNT
created:        2011-09-27T09:26:00Z
last-modified:  2025-10-01T17:21:04Z
source:         RIPE # Filtered

organisation:   ORG-CdPS1-RIPE
org-name:       Centro di Produzione Spa
country:        IT
org-type:       LIR
address:        Via Principe Amedeo, 2
address:        00185
address:        ROMA
address:        ITALY
phone:          +39 06 48878 1
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        CENPROD-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CENPROD-MNT
admin-c:        LIKE-RIPE
admin-c:        MOTO1-RIPE
tech-c:         LIKE-RIPE
abuse-c:        CCR13-RIPE
created:        2011-06-29T08:18:57Z
last-modified:  2020-12-16T13:31:06Z
source:         RIPE # Filtered

role:           Centro di Produzione Spa - Contact Role
org:            ORG-CdPS1-RIPE
address:        Centro di Produzione Spa
address:        Via Principe Amedeo, 2
address:        I-00185 Roma
address:        Italy
admin-c:        MOTO1-RIPE
admin-c:        LIKE-RIPE
tech-c:         MOTO1-RIPE
tech-c:         LIKE-RIPE
nic-hdl:        CCR13-RIPE
abuse-mailbox:  abuse@cdp-spa.it
mnt-by:         CENPROD-MNT
created:        2011-07-13T10:27:28Z
last-modified:  2019-02-09T11:32:53Z
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" : "AS57148 - AS57368",
    "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" : "2024-09-03",
    "date_updated" : "2024-09-03",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS57329",
    "as_name" : "CDP-SPA",
    "description" : [ "Centro di Produzione Spa" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS5394 action pref=100; accept ANY", "from AS12874 action pref=100; accept ANY" ],
    "mp_import" : [ "afi ipv6.unicast from AS6939 action pref=120; accept ANY", "afi ipv6.unicast from AS5394 action pref=100; accept ANY", "afi ipv6.unicast from AS12874 action pref=100; accept ANY" ],
    "export" : [ "to AS5394 announce AS57329", "to AS12874 announce AS57329" ],
    "mp_export" : [ "afi ipv6.unicast to AS6939 announce AS57329", "afi ipv6.unicast to AS5394 announce AS57329", "afi ipv6.unicast to AS12874 announce AS57329" ],
    "organization" : "ORG-CdPS1-RIPE",
    "admin_contacts" : [ "CCR13-RIPE" ],
    "tech_contacts" : [ "CCR13-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "CENPROD-MNT" ],
    "date_created" : "2011-09-27",
    "date_updated" : "2025-10-01",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-CdPS1-RIPE",
    "name" : "Centro di Produzione Spa",
    "type" : "LIR",
    "address" : [ "Via Principe Amedeo, 2", "00185", "ROMA", "ITALY" ],
    "street" : "Via Principe Amedeo",
    "city" : "Roma",
    "zip_code" : "00185",
    "country" : [ "IT" ],
    "phone" : [ "+39 06 48878 1" ],
    "admin_contacts" : [ "LIKE-RIPE", "MOTO1-RIPE" ],
    "tech_contacts" : [ "LIKE-RIPE" ],
    "abuse_contacts" : [ "CCR13-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "CENPROD-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "CENPROD-MNT" ],
    "date_created" : "2011-06-29",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "ITALY"
  },
  "administrative_contacts" : [ {
    "handle" : "CCR13-RIPE",
    "name" : "Centro di Produzione Spa - Contact Role",
    "address" : [ "Centro di Produzione Spa", "Via Principe Amedeo, 2", "I-00185 Roma", "Italy" ],
    "street" : "Via Principe Amedeo",
    "city" : "Roma",
    "zip_code" : "I-00185",
    "country" : "ITALY",
    "abuse_mailbox" : [ "abuse@cdp-spa.it" ],
    "organizations" : [ "ORG-CdPS1-RIPE" ],
    "admin_contacts" : [ "MOTO1-RIPE", "LIKE-RIPE" ],
    "tech_contacts" : [ "MOTO1-RIPE", "LIKE-RIPE" ],
    "mnt_by" : [ "CENPROD-MNT" ],
    "date_created" : "2011-07-13",
    "date_updated" : "2019-02-09",
    "source" : "RIPE",
    "addressCountry" : "ITALY"
  } ],
  "technical_contacts" : [ {
    "handle" : "CCR13-RIPE",
    "name" : "Centro di Produzione Spa - Contact Role",
    "address" : [ "Centro di Produzione Spa", "Via Principe Amedeo, 2", "I-00185 Roma", "Italy" ],
    "street" : "Via Principe Amedeo",
    "city" : "Roma",
    "zip_code" : "I-00185",
    "country" : "ITALY",
    "abuse_mailbox" : [ "abuse@cdp-spa.it" ],
    "organizations" : [ "ORG-CdPS1-RIPE" ],
    "admin_contacts" : [ "MOTO1-RIPE", "LIKE-RIPE" ],
    "tech_contacts" : [ "MOTO1-RIPE", "LIKE-RIPE" ],
    "mnt_by" : [ "CENPROD-MNT" ],
    "date_created" : "2011-07-13",
    "date_updated" : "2019-02-09",
    "source" : "RIPE",
    "addressCountry" : "ITALY"
  } ]
}

Peers

AS Number	Description	Country
AS6939	Hurricane Electric LLC	US
AS5394	UNIDATA S.p.A.	IT
AS12874	Fastweb SpA	IT

Upstreams

AS Number	Description	Country
AS6939	Hurricane Electric LLC	US
AS5394	UNIDATA S.p.A.	IT
AS12874	Fastweb SpA	IT