What is ASN AS204751?

ASN AS204751 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS204751?

AS204751 is listed under MobielWerkt 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.

AS204751 MobielWerkt B.V. | IPGeolocation.io

ASN Lookup Tool

MobielWerkt B.V. mobielwerkt.nl

NL 3 Routes

AS Data

AS204751

AS204751 – MobielWerkt B.V.

AS Number	204751
AS Name	MOBIELWERKT
Organization	MobielWerkt B.V.(org-mb165-ripe)
Country	NL
Website	mobielwerkt.nl
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2018-01-16

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Use ASN data for AS204751 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
91.209.168.0/24	AS204751	MobielWerkt B.V.	Gomibo B.V.	256
185.241.188.0/22	AS204751	MobielWerkt B.V.	MobielWerkt B.V.	1024
2a0c:b080::/29	AS204751	MobielWerkt B.V.	NL MOBIELWERKT PREFIX	~634×10²⁷

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 'AS203940 - AS205662'

as-block:       AS203940 - AS205662
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:        2026-03-05T15:29:31Z
last-modified:  2026-03-05T15:29:31Z
source:         RIPE

% Information related to 'AS204751'

% Abuse contact for 'AS204751' is 'NIC@mobielwerkt.nl'

aut-num:        AS204751
as-name:        MOBIELWERKT
org:            ORG-MB165-RIPE
import:         from AS31477 accept ANY
export:         to AS31477 announce AS-MOBIELWERKT
import:         from AS43366 accept ANY
export:         to AS43366 announce AS-MOBIELWERKT
import:         from AS39704 accept ANY
export:         to AS39704 announce AS-MOBIELWERKT
import:         from AS208209 accept AS208209
export:         to AS208209 announce ANY
mp-export:      afi ipv6.unicast to AS31477 announce AS204751
mp-import:      afi ipv6.unicast from AS31477 action pref=100; accept ANY
mp-export:      afi ipv6.unicast to AS43366 announce AS204751
mp-import:      afi ipv6.unicast from AS43366 action pref=100; accept ANY
mp-export:      afi ipv6.unicast to AS39704 announce AS204751
mp-import:      afi ipv6.unicast from AS39704 action pref=100; accept ANY
admin-c:        IS6946-RIPE
tech-c:         IS6946-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         nl-mobielw-1-mnt
created:        2018-01-16T11:03:45Z
last-modified:  2020-01-23T08:20:06Z
source:         RIPE

organisation:   ORG-MB165-RIPE
org-name:       MobielWerkt B.V.
country:        NL
org-type:       LIR
address:        Postbus 3023
address:        9701 DA
address:        Groningen
address:        NETHERLANDS
phone:          +31502103403
admin-c:        IS6946-RIPE
tech-c:         IS6946-RIPE
abuse-c:        AR44617-RIPE
mnt-ref:        nl-mobielw-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         nl-mobielw-1-mnt
created:        2018-01-11T07:05:07Z
last-modified:  2020-12-16T12:58:16Z
source:         RIPE # Filtered

person:         MobielWerkt B.V. NIC
address:        Postbus 3023
address:        9701 DA
address:        Groningen
address:        NETHERLANDS
phone:          +31502103403
nic-hdl:        IS6946-RIPE
mnt-by:         nl-mobielw-1-mnt
created:        2018-01-11T07:05:06Z
last-modified:  2018-07-20T14:06:53Z
source:         RIPE

% 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" : "AS203940 - AS205662",
    "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" : "2026-03-05",
    "date_updated" : "2026-03-05",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS204751",
    "as_name" : "MOBIELWERKT",
    "status" : "ASSIGNED",
    "import" : [ "from AS31477 accept ANY", "from AS43366 accept ANY", "from AS39704 accept ANY", "from AS208209 accept AS208209" ],
    "mp_import" : [ "afi ipv6.unicast from AS31477 action pref=100; accept ANY", "afi ipv6.unicast from AS43366 action pref=100; accept ANY", "afi ipv6.unicast from AS39704 action pref=100; accept ANY" ],
    "export" : [ "to AS31477 announce AS-MOBIELWERKT", "to AS43366 announce AS-MOBIELWERKT", "to AS39704 announce AS-MOBIELWERKT", "to AS208209 announce ANY" ],
    "mp_export" : [ "afi ipv6.unicast to AS31477 announce AS204751", "afi ipv6.unicast to AS43366 announce AS204751", "afi ipv6.unicast to AS39704 announce AS204751" ],
    "organization" : "ORG-MB165-RIPE",
    "admin_contacts" : [ "IS6946-RIPE" ],
    "tech_contacts" : [ "IS6946-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "nl-mobielw-1-mnt" ],
    "date_created" : "2018-01-16",
    "date_updated" : "2020-01-23",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-MB165-RIPE",
    "name" : "MobielWerkt B.V.",
    "type" : "LIR",
    "address" : [ "Postbus 3023", "9701 DA", "Groningen", "NETHERLANDS" ],
    "street" : "Da",
    "city" : "Groningen",
    "country" : [ "NL" ],
    "phone" : [ "+31502103403" ],
    "admin_contacts" : [ "IS6946-RIPE" ],
    "tech_contacts" : [ "IS6946-RIPE" ],
    "abuse_contacts" : [ "AR44617-RIPE" ],
    "mnt_ref" : [ "nl-mobielw-1-mnt" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "nl-mobielw-1-mnt" ],
    "date_created" : "2018-01-11",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "NETHERLANDS"
  },
  "administrative_contacts" : [ {
    "handle" : "IS6946-RIPE",
    "name" : "MobielWerkt B.V. NIC",
    "address" : [ "Postbus 3023", "9701 DA", "Groningen", "NETHERLANDS" ],
    "street" : "Da",
    "city" : "Groningen",
    "country" : "NETHERLANDS",
    "phone" : [ "+31502103403" ],
    "mnt_by" : [ "nl-mobielw-1-mnt" ],
    "date_created" : "2018-01-11",
    "date_updated" : "2018-07-20",
    "source" : "RIPE",
    "addressCountry" : "NETHERLANDS"
  } ],
  "technical_contacts" : [ {
    "handle" : "IS6946-RIPE",
    "name" : "MobielWerkt B.V. NIC",
    "address" : [ "Postbus 3023", "9701 DA", "Groningen", "NETHERLANDS" ],
    "street" : "Da",
    "city" : "Groningen",
    "country" : "NETHERLANDS",
    "phone" : [ "+31502103403" ],
    "mnt_by" : [ "nl-mobielw-1-mnt" ],
    "date_created" : "2018-01-11",
    "date_updated" : "2018-07-20",
    "source" : "RIPE",
    "addressCountry" : "NETHERLANDS"
  } ]
}

Peers

AS Number	Description	Country
AS208209	MobielWerkt B.V.	NL
AS39704	CJ2 Hosting B.V.	NL
AS31477	Duocast B.V.	NL
AS43366	OSSO B.V.	NL

Upstreams

AS Number	Description	Country
AS39704	CJ2 Hosting B.V.	NL
AS31477	Duocast B.V.	NL
AS43366	OSSO B.V.	NL

Downstreams

AS Number	Description	Country
AS208209	MobielWerkt B.V.	NL