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AS1146 OS3 | 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.

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OS3 os3.nl

NL 0 Routes

AS Data

AS1146

AS1146 – OS3

AS Number	1146
AS Name	OS3-AS
Organization	OS3 (org-sb3-ripe)
Country	NL
Website	os3.nl
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Allocation Status	LEGACY
Registry	RIPE
Date Allocated	2002-08-21

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Use ASN data for AS1146 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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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 'AS1101 - AS1200'

as-block:       AS1101 - AS1200
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:        2018-11-22T15:27:09Z
last-modified:  2018-11-22T15:27:09Z
source:         RIPE

% Information related to 'AS1146'

% Abuse contact for 'AS1146' is 'cert@surfcert.nl'

aut-num:        AS1146
as-name:        OS3-AS
descr:          OS3
admin-c:        CPJK
tech-c:         OS3
status:         LEGACY
mnt-by:         SN-LIR-MNT
created:        2002-08-21T16:06:44Z
last-modified:  2017-06-12T14:47:03Z
source:         RIPE
mnt-by:         RIPE-NCC-LEGACY-MNT
org:            ORG-Sb3-RIPE

organisation:   ORG-Sb3-RIPE
org-name:       SURF B.V.
country:        NL
reg-nr:         50277375
org-type:       LIR
address:        P.O. Box 19035
address:        3501 DA
address:        Utrecht
address:        NETHERLANDS
phone:          +31887873000
admin-c:        HT3384-RIPE
admin-c:        MK512-RIPE
admin-c:        SNS1-RIPE
admin-c:        WB311-RIPE
admin-c:        NO17-RIPE
admin-c:        RS957-RIPE
admin-c:        JO5863-RIPE
admin-c:        MM57501-RIPE
abuse-c:        SNS1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        SN-LIR-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SN-LIR-MNT
created:        2004-04-17T11:43:29Z
last-modified:  2026-05-13T07:28:31Z
source:         RIPE # Filtered

role:           OS3 Master Education SNE
address:        PO Box 94323, 1090 GH, Amsterdam, The Netherlands
abuse-mailbox:  abuse@os3.nl
nic-hdl:        OS3
mnt-by:         CPJK_MNT
mnt-by:         OS3_MNT
created:        2016-07-21T13:27:26Z
last-modified:  2016-07-21T14:18:51Z
source:         RIPE # Filtered
org:            ORG-SNE4-RIPE

person:         Karst Koymans
org:            ORG-SNE4-RIPE
address:        Science Park 904, 1098 XH, Amsterdam, The Netherlands
phone:          +31205258434
nic-hdl:        CPJK
mnt-by:         CPJK_MNT
created:        2014-04-27T19:23:03Z
last-modified:  2016-07-21T13:46:23Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (BUSA)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS1101 - AS1200",
    "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" : "AS1146",
    "as_name" : "OS3-AS",
    "description" : [ "OS3" ],
    "status" : "LEGACY",
    "organization" : "ORG-Sb3-RIPE",
    "admin_contacts" : [ "CPJK" ],
    "tech_contacts" : [ "OS3" ],
    "mnt_by" : [ "SN-LIR-MNT", "RIPE-NCC-LEGACY-MNT" ],
    "date_created" : "2002-08-21",
    "date_updated" : "2017-06-12",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-Sb3-RIPE",
    "name" : "SURF B.V.",
    "type" : "LIR",
    "address" : [ "P.O. Box 19035", "3501 DA", "Utrecht", "NETHERLANDS" ],
    "street" : "Da",
    "city" : "Utrecht",
    "country" : [ "NL" ],
    "phone" : [ "+31887873000" ],
    "admin_contacts" : [ "HT3384-RIPE", "MK512-RIPE", "SNS1-RIPE", "WB311-RIPE", "NO17-RIPE", "RS957-RIPE", "JO5863-RIPE", "MM57501-RIPE" ],
    "abuse_contacts" : [ "SNS1-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "SN-LIR-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "SN-LIR-MNT" ],
    "date_created" : "2004-04-17",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "NETHERLANDS"
  },
  "administrative_contacts" : [ {
    "handle" : "CPJK",
    "name" : "Karst Koymans",
    "address" : [ "Science Park 904, 1098 XH, Amsterdam, The Netherlands" ],
    "street" : "Science Park",
    "city" : "Amsterdam",
    "zip_code" : "1098 XH",
    "country" : "THE NETHERLANDS",
    "phone" : [ "+31205258434" ],
    "organizations" : [ "ORG-SNE4-RIPE" ],
    "mnt_by" : [ "CPJK_MNT" ],
    "date_created" : "2014-04-27",
    "date_updated" : "2016-07-21",
    "source" : "RIPE",
    "addressCountry" : "THE NETHERLANDS"
  } ],
  "technical_contacts" : [ {
    "handle" : "OS3",
    "name" : "OS3 Master Education SNE",
    "address" : [ "PO Box 94323, 1090 GH, Amsterdam, The Netherlands" ],
    "street" : "Gh",
    "city" : "Amsterdam",
    "zip_code" : "1090",
    "country" : "THE NETHERLANDS",
    "abuse_mailbox" : [ "abuse@os3.nl" ],
    "organizations" : [ "ORG-SNE4-RIPE" ],
    "mnt_by" : [ "CPJK_MNT", "OS3_MNT" ],
    "date_created" : "2016-07-21",
    "date_updated" : "2016-07-21",
    "source" : "RIPE",
    "addressCountry" : "THE NETHERLANDS"
  } ]
}

Frequently Asked Questions

What is ASN AS1146?

ASN AS1146 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS1146?

AS1146 is listed under OS3.

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.