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AS51091 atom86 BV | 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

atom86 BV atom86.net

NL 2 Routes

AS Data

AS51091

AS51091 – atom86 BV

AS Number	51091
AS Name	ATOM86
Organization	atom86 BV(org-ab370-ripe)
Country	NL
Website	atom86.net
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2010-05-28

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Use ASN data for AS51091 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2001:67c:2864::/48	AS51091	atom86 BV	atom86 BV	~1×10²⁴
91.216.142.0/24	AS51091	atom86 BV	atom86 BV	256

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 'AS50893 - AS51311'

as-block:       AS50893 - AS51311
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:        2024-12-10T14:54:30Z
last-modified:  2024-12-10T14:54:30Z
source:         RIPE

% Information related to 'AS51091'

% Abuse contact for 'AS51091' is 'abuse@atom86.net'

aut-num:        AS51091
as-name:        ATOM86
org:            ORG-AB370-RIPE
import:         from AS8455 accept ANY
export:         to AS8455 announce AS51091
admin-c:        AA42702-RIPE
tech-c:         NA8616-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-nl-atom86-1-MNT
created:        2010-05-28T14:05:28Z
last-modified:  2024-03-11T11:15:15Z
source:         RIPE

organisation:   ORG-AB370-RIPE
org-name:       atom86 BV
country:        NL
org-type:       LIR
address:        Grasweg 73
address:        1031 HX
address:        Amsterdam
address:        NETHERLANDS
phone:          +31782040058
admin-c:        AA42702-RIPE
tech-c:         NA8616-RIPE
abuse-c:        AR74060-RIPE
mnt-ref:        lir-nl-atom86-1-MNT
mnt-ref:        PREFIXBROKER-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-nl-atom86-1-MNT
created:        2024-02-06T09:30:30Z
last-modified:  2025-09-25T13:04:41Z
source:         RIPE # Filtered

role:           Administration
address:        NETHERLANDS
address:        Amsterdam
address:        1031 HX
address:        Grasweg 73
phone:          +31782040058
nic-hdl:        AA42702-RIPE
mnt-by:         lir-nl-atom86-1-MNT
created:        2024-02-06T09:30:28Z
last-modified:  2024-02-06T09:30:30Z
source:         RIPE # Filtered

role:           NOC
address:        NETHERLANDS
address:        Amsterdam
address:        1031 HX
address:        Grasweg 73
phone:          +31782040058
nic-hdl:        NA8616-RIPE
mnt-by:         lir-nl-atom86-1-MNT
created:        2024-02-06T09:30:28Z
last-modified:  2024-02-06T09:30:29Z
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" : "AS50893 - AS51311",
    "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" : "2024-12-10",
    "date_updated" : "2024-12-10",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS51091",
    "as_name" : "ATOM86",
    "status" : "ASSIGNED",
    "import" : [ "from AS8455 accept ANY" ],
    "export" : [ "to AS8455 announce AS51091" ],
    "organization" : "ORG-AB370-RIPE",
    "admin_contacts" : [ "AA42702-RIPE" ],
    "tech_contacts" : [ "NA8616-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "lir-nl-atom86-1-MNT" ],
    "date_created" : "2010-05-28",
    "date_updated" : "2024-03-11",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-AB370-RIPE",
    "name" : "atom86 BV",
    "type" : "LIR",
    "address" : [ "Grasweg 73", "1031 HX", "Amsterdam", "NETHERLANDS" ],
    "street" : "Grasweg",
    "city" : "Amsterdam",
    "zip_code" : "1031 HX",
    "country" : [ "NL" ],
    "phone" : [ "+31782040058" ],
    "admin_contacts" : [ "AA42702-RIPE" ],
    "tech_contacts" : [ "NA8616-RIPE" ],
    "abuse_contacts" : [ "AR74060-RIPE" ],
    "mnt_ref" : [ "lir-nl-atom86-1-MNT", "PREFIXBROKER-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "lir-nl-atom86-1-MNT" ],
    "date_created" : "2024-02-06",
    "date_updated" : "2025-09-25",
    "source" : "RIPE",
    "addressCountry" : "NETHERLANDS"
  },
  "administrative_contacts" : [ {
    "handle" : "AA42702-RIPE",
    "name" : "Administration",
    "address" : [ "NETHERLANDS", "Amsterdam", "1031 HX", "Grasweg 73" ],
    "street" : "Hx Grasweg",
    "city" : "Amsterdam",
    "zip_code" : "1031",
    "phone" : [ "+31782040058" ],
    "mnt_by" : [ "lir-nl-atom86-1-MNT" ],
    "date_created" : "2024-02-06",
    "date_updated" : "2024-02-06",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "NA8616-RIPE",
    "name" : "NOC",
    "address" : [ "NETHERLANDS", "Amsterdam", "1031 HX", "Grasweg 73" ],
    "street" : "Hx Grasweg",
    "city" : "Amsterdam",
    "zip_code" : "1031",
    "phone" : [ "+31782040058" ],
    "mnt_by" : [ "lir-nl-atom86-1-MNT" ],
    "date_created" : "2024-02-06",
    "date_updated" : "2024-02-06",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS8455	atom86 BV	NL

Upstreams

AS Number	Description	Country
AS8455	atom86 BV	NL

Frequently Asked Questions

What is ASN AS51091?

ASN AS51091 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS51091?

AS51091 is listed under atom86 BV.

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.