ASN AS59521 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS59521?

AS59521 is listed under SKP B.V..

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.

AS59521 SKP B.V. | IPGeolocation.io

ASN Lookup Tool

SKP B.V. skpnet.nl

NL 8 Routes

AS Data

AS59521

AS59521 – SKP B.V.

AS Number	59521
AS Name	SKP
Organization	SKP B.V.(org-sb775-ripe)
Country	NL
Website	skpnet.nl
Number of IPv4 Routes	8
Number of IPv6 Routes	0
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2021-05-26

ASN Intelligence API for production workflows

Use ASN data for AS59521 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
82.163.44.0/22	AS59521	SKP B.V.	Stichting Kabeltelevisie Pijnacker	1024
45.80.38.0/23	AS59521	SKP B.V.	Stichting Kabeltelevisie Pijnacker	512
45.149.52.0/24	AS59521	SKP B.V.	Stichting Kabeltelevisie Pijnacker	256
185.171.128.0/22	AS59521	SKP B.V.	Stichting Kabeltelevisie Pijnacker	1024
45.115.108.0/22	AS59521	SKP B.V.	Stichting Kabeltelevisie Pijnacker	1024
195.72.124.0/22	AS59521	SKP B.V.	Stichting Kabeltelevisie Pijnacker	1024
103.55.100.0/22	AS59521	SKP B.V.	Stichting Kabeltelevisie Pijnacker	1024
103.57.40.0/22	AS59521	SKP B.V.	Stichting Kabeltelevisie Pijnacker	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 'AS59392 - AS60437'

as-block:       AS59392 - AS60437
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:        2024-09-03T13:31:09Z
last-modified:  2024-09-03T13:31:09Z
source:         RIPE

% Information related to 'AS59521'

% Abuse contact for 'AS59521' is 'abuse@skpnet.nl'

aut-num:        AS59521
as-name:        SKP
org:            ORG-SB775-RIPE
import:         from AS29396 accept ANY
export:         to AS29396 announce AS59521
import:         from AS62105 accept ANY
export:         to AS62105 announce AS59521
admin-c:        AA46068-RIPE
tech-c:         TA9646-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-nl-skpbv-1-MNT
created:        2021-05-26T15:06:35Z
last-modified:  2026-03-11T16:17:01Z
source:         RIPE

organisation:   ORG-SB775-RIPE
org-name:       SKP B.V.
country:        NL
org-type:       LIR
address:        Korteweg 5 a
address:        2641 GZ
address:        Pijnacker
address:        NETHERLANDS
phone:          +31654353180
admin-c:        AA46068-RIPE
tech-c:         TA9646-RIPE
abuse-c:        AR79381-RIPE
mnt-ref:        lir-nl-skpbv-1-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-nl-skpbv-1-MNT
created:        2025-12-30T09:20:26Z
last-modified:  2025-12-30T09:20:26Z
source:         RIPE # Filtered

role:           admin
address:        NETHERLANDS
address:        Pijnacker
address:        2641 GZ
address:        Korteweg 5 a
phone:          +31654353180
nic-hdl:        AA46068-RIPE
mnt-by:         lir-nl-skpbv-1-MNT
created:        2025-12-30T09:20:26Z
last-modified:  2025-12-30T09:20:26Z
source:         RIPE # Filtered

role:           tech
address:        NETHERLANDS
address:        Pijnacker
address:        2641 GZ
address:        Korteweg 5 a
phone:          +31654353180
nic-hdl:        TA9646-RIPE
mnt-by:         lir-nl-skpbv-1-MNT
created:        2025-12-30T09:20:26Z
last-modified:  2025-12-30T09:20:26Z
source:         RIPE # Filtered

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS59392 - AS60437",
    "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" : "AS59521",
    "as_name" : "SKP",
    "status" : "ASSIGNED",
    "import" : [ "from AS29396 accept ANY", "from AS62105 accept ANY" ],
    "export" : [ "to AS29396 announce AS59521", "to AS62105 announce AS59521" ],
    "organization" : "ORG-SB775-RIPE",
    "admin_contacts" : [ "AA46068-RIPE" ],
    "tech_contacts" : [ "TA9646-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "lir-nl-skpbv-1-MNT" ],
    "date_created" : "2021-05-26",
    "date_updated" : "2026-03-11",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-SB775-RIPE",
    "name" : "SKP B.V.",
    "type" : "LIR",
    "address" : [ "Korteweg 5 a", "2641 GZ", "Pijnacker", "NETHERLANDS" ],
    "street" : "Gz",
    "city" : "Pijnacker",
    "country" : [ "NL" ],
    "phone" : [ "+31654353180" ],
    "admin_contacts" : [ "AA46068-RIPE" ],
    "tech_contacts" : [ "TA9646-RIPE" ],
    "abuse_contacts" : [ "AR79381-RIPE" ],
    "mnt_ref" : [ "lir-nl-skpbv-1-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "lir-nl-skpbv-1-MNT" ],
    "date_created" : "2025-12-30",
    "date_updated" : "2025-12-30",
    "source" : "RIPE",
    "addressCountry" : "NETHERLANDS"
  },
  "administrative_contacts" : [ {
    "handle" : "AA46068-RIPE",
    "name" : "admin",
    "address" : [ "NETHERLANDS", "Pijnacker", "2641 GZ", "Korteweg 5 a" ],
    "street" : "Gz Korteweg",
    "city" : "Pijnacker",
    "zip_code" : "2641",
    "phone" : [ "+31654353180" ],
    "mnt_by" : [ "lir-nl-skpbv-1-MNT" ],
    "date_created" : "2025-12-30",
    "date_updated" : "2025-12-30",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "TA9646-RIPE",
    "name" : "tech",
    "address" : [ "NETHERLANDS", "Pijnacker", "2641 GZ", "Korteweg 5 a" ],
    "street" : "Gz Korteweg",
    "city" : "Pijnacker",
    "zip_code" : "2641",
    "phone" : [ "+31654353180" ],
    "mnt_by" : [ "lir-nl-skpbv-1-MNT" ],
    "date_created" : "2025-12-30",
    "date_updated" : "2025-12-30",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS62105	Jonaz B.V.	NL
AS29396	Eurofiber Nederland BV	NL

Upstreams

AS Number	Description	Country
AS62105	Jonaz B.V.	NL