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AS25433 HenZ.nl B.V. | 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

HenZ.nl B.V. henz.nl

NL 3 Routes

AS Data

AS25433

AS25433 – HenZ.nl B.V.

AS Number	25433
AS Name	Henz-nl-AS
Organization	HenZ.nl B.V.(org-hb70-ripe)
Country	NL
Website	henz.nl
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2002-11-21

ASN Intelligence API for production workflows

Use ASN data for AS25433 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a0a:7840::/29	AS25433	HenZ.nl B.V.	ipv6 henz	~634×10²⁷
185.197.80.0/22	AS25433	HenZ.nl B.V.	HenZ Amsterdam Office LAN	1024
94.232.160.0/21	AS25433	HenZ.nl B.V.	HenZ.nl B.V.	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 'AS25365 - AS25542'

as-block:       AS25365 - AS25542
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:        2018-11-22T15:27:30Z
last-modified:  2018-11-22T15:27:30Z
source:         RIPE

% Information related to 'AS25433'

% Abuse contact for 'AS25433' is 'abuse@henz.nl'

aut-num:        AS25433
as-name:        Henz-nl-AS
org:            ORG-HB70-RIPE
admin-c:        JH2052-RIPE
tech-c:         JH2052-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         nl-henz-1-mnt
mnt-by:         HENZ-MNT
remarks:        --
remarks:        Currently we do not accept new peerings
remarks:        abuse issues abuse@henz.nl
remarks:        technical issues noc@henz.nl
remarks:        all other issues info@henz.nl
created:        2002-11-21T15:11:22Z
last-modified:  2022-01-12T14:15:21Z
source:         RIPE

organisation:   ORG-HB70-RIPE
org-name:       HenZ.nl B.V.
country:        NL
org-type:       LIR
address:        Kabelweg 37
address:        1014BA
address:        Amsterdam
address:        NETHERLANDS
phone:          +31208950895
admin-c:        SC19200-RIPE
tech-c:         SC19200-RIPE
abuse-c:        AR39784-RIPE
mnt-ref:        nl-henz-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         nl-henz-1-mnt
created:        2017-03-29T13:00:00Z
last-modified:  2020-12-16T13:14:09Z
source:         RIPE # Filtered

person:         Rene Hennequin
address:        Henz.nl B.V.
address:        Kabelweg 37
address:        Amsterdam, 1014 BA
address:        The Netherlands
phone:          +31 020 8950895
nic-hdl:        JH2052-RIPE
mnt-by:         HENZ-MNT
mnt-by:         nl-henz-1-mnt
created:        2002-11-15T17:17:49Z
last-modified:  2021-09-29T08:43:50Z
source:         RIPE # Filtered

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS25365 - AS25542",
    "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" : "AS25433",
    "as_name" : "Henz-nl-AS",
    "status" : "ASSIGNED",
    "organization" : "ORG-HB70-RIPE",
    "admin_contacts" : [ "JH2052-RIPE" ],
    "tech_contacts" : [ "JH2052-RIPE" ],
    "remarks" : [ "--", "Currently we do not accept new peerings", "abuse issues abuse@henz.nl", "technical issues noc@henz.nl", "all other issues info@henz.nl" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "nl-henz-1-mnt", "HENZ-MNT" ],
    "date_created" : "2002-11-21",
    "date_updated" : "2022-01-12",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-HB70-RIPE",
    "name" : "HenZ.nl B.V.",
    "type" : "LIR",
    "address" : [ "Kabelweg 37", "1014BA", "Amsterdam", "NETHERLANDS" ],
    "street" : "Kabelweg",
    "city" : "Amsterdam",
    "zip_code" : "1014BA",
    "country" : [ "NL" ],
    "phone" : [ "+31208950895" ],
    "admin_contacts" : [ "SC19200-RIPE" ],
    "tech_contacts" : [ "SC19200-RIPE" ],
    "abuse_contacts" : [ "AR39784-RIPE" ],
    "mnt_ref" : [ "nl-henz-1-mnt" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "nl-henz-1-mnt" ],
    "date_created" : "2017-03-29",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "NETHERLANDS"
  },
  "administrative_contacts" : [ {
    "handle" : "JH2052-RIPE",
    "name" : "Rene Hennequin",
    "address" : [ "Henz.nl B.V.", "Kabelweg 37", "Amsterdam, 1014 BA", "The Netherlands" ],
    "street" : "Kabelweg",
    "city" : "Ba",
    "zip_code" : "1014",
    "country" : "THE NETHERLANDS",
    "phone" : [ "+31 020 8950895" ],
    "mnt_by" : [ "HENZ-MNT", "nl-henz-1-mnt" ],
    "date_created" : "2002-11-15",
    "date_updated" : "2021-09-29",
    "source" : "RIPE",
    "addressCountry" : "THE NETHERLANDS"
  } ],
  "technical_contacts" : [ {
    "handle" : "JH2052-RIPE",
    "name" : "Rene Hennequin",
    "address" : [ "Henz.nl B.V.", "Kabelweg 37", "Amsterdam, 1014 BA", "The Netherlands" ],
    "street" : "Kabelweg",
    "city" : "Ba",
    "zip_code" : "1014",
    "country" : "THE NETHERLANDS",
    "phone" : [ "+31 020 8950895" ],
    "mnt_by" : [ "HENZ-MNT", "nl-henz-1-mnt" ],
    "date_created" : "2002-11-15",
    "date_updated" : "2021-09-29",
    "source" : "RIPE",
    "addressCountry" : "THE NETHERLANDS"
  } ]
}

Peers

AS Number	Description	Country
AS57866	Fusix Networks B.V.	NL
AS38930	LeaseWeb Network B.V.	NL

Upstreams

AS Number	Description	Country
AS57866	Fusix Networks B.V.	NL
AS38930	LeaseWeb Network B.V.	NL

Frequently Asked Questions

What is ASN AS25433?

ASN AS25433 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25433?

AS25433 is listed under HenZ.nl B.V..

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.