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AS197151 Alessandro Topazzi | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Alessandro Topazzi

IT 1 Routes

AS Data

AS197151

AS197151 – Alessandro Topazzi

AS Number	197151
AS Name	asalextop
Organization	Alessandro Topazzi (org-put3-ripe)
Country	IT
Number of IPv4 Routes	0
Number of IPv6 Routes	1
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2026-05-29

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a05:4140:2000::/40	AS197151	Alessandro Topazzi	C1V	~309×10²⁴

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 'AS196608 - AS197840'

as-block:       AS196608 - AS197840
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:        2024-09-04T14:04:38Z
last-modified:  2024-09-04T14:04:38Z
source:         RIPE

% Information related to 'AS197151'

% Abuse contact for 'AS197151' is 'privud2abuse@gmail.com'

aut-num:        AS197151
as-name:        asalextop
org:            ORG-PUT3-RIPE
sponsoring-org: ORG-LS575-RIPE
import:         from AS212271 accept ANY
export:         to AS212271 announce AS197151
import:         from AS174 accept ANY
export:         to AS174 announce AS197151
admin-c:        PUD1-RIPE
tech-c:         PUD1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         PrivUd2-MNT
created:        2026-05-29T13:02:15Z
last-modified:  2026-05-29T20:45:44Z
source:         RIPE

organisation:   ORG-PUT3-RIPE
org-name:       Alessandro Topazzi
org-type:       OTHER
address:        Via Maestrale 179,Civitavecchia, 00053
country:        IT
reg-nr:         Not Applicable
admin-c:        PUD1-RIPE
abuse-c:        ACRO64661-RIPE
mnt-ref:        PrivUd2-MNT
created:        2026-05-20T23:08:38Z
last-modified:  2026-05-29T13:15:24Z
source:         RIPE # Filtered
mnt-by:         PrivUd2-MNT
mnt-by:         c1vhosting

role:           Private Ud2 DBM
nic-hdl:        PUD1-RIPE
mnt-by:         PrivUd2-MNT
created:        2026-05-20T22:40:09Z
last-modified:  2026-05-20T22:40:09Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS196608 - AS197840",
    "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" : "2024-09-04",
    "date_updated" : "2024-09-04",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS197151",
    "as_name" : "asalextop",
    "status" : "ASSIGNED",
    "import" : [ "from AS212271 accept ANY", "from AS174 accept ANY" ],
    "export" : [ "to AS212271 announce AS197151", "to AS174 announce AS197151" ],
    "organization" : "ORG-PUT3-RIPE",
    "sponsoring_organization" : "ORG-LS575-RIPE",
    "admin_contacts" : [ "PUD1-RIPE" ],
    "tech_contacts" : [ "PUD1-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "PrivUd2-MNT" ],
    "date_created" : "2026-05-29",
    "date_updated" : "2026-05-29",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-PUT3-RIPE",
    "name" : "Alessandro Topazzi",
    "type" : "OTHER",
    "address" : [ "Via Maestrale 179,Civitavecchia, 00053" ],
    "street" : "Via Maestrale",
    "city" : "Civitavecchia",
    "zip_code" : "00053",
    "country" : [ "IT" ],
    "admin_contacts" : [ "PUD1-RIPE" ],
    "abuse_contacts" : [ "ACRO64661-RIPE" ],
    "mnt_ref" : [ "PrivUd2-MNT" ],
    "mnt_by" : [ "PrivUd2-MNT", "c1vhosting" ],
    "date_created" : "2026-05-20",
    "date_updated" : "2026-05-29",
    "source" : "RIPE"
  },
  "administrative_contacts" : [ {
    "handle" : "PUD1-RIPE",
    "name" : "Private Ud2 DBM",
    "mnt_by" : [ "PrivUd2-MNT" ],
    "date_created" : "2026-05-20",
    "date_updated" : "2026-05-20",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "PUD1-RIPE",
    "name" : "Private Ud2 DBM",
    "mnt_by" : [ "PrivUd2-MNT" ],
    "date_created" : "2026-05-20",
    "date_updated" : "2026-05-20",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS174	Cogent Communications, LLC	US
AS212271	Cinzia Tocci trading as Lumanex Srl	IT

Upstreams

AS Number	Description	Country
AS212271	Cinzia Tocci trading as Lumanex Srl	IT

Frequently Asked Questions

What is ASN AS197151?

ASN AS197151 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS197151?

AS197151 is listed under Alessandro Topazzi.

What do peers, upstreams, and downstreams mean?

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 included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.