ASN AS25058 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25058?

AS25058 is listed under CMO Internet Dienstleistungen GmbH.

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.

AS25058 CMO Internet Dienstleistungen GmbH

ASN Lookup Tool

CMO Internet Dienstleistungen GmbH cmo.de

DE 3 Routes

AS Data

AS25058

AS25058 – CMO Internet Dienstleistungen GmbH

AS Number	25058
AS Name	CMO-AS
Organization	CMO Internet Dienstleistungen GmbH (org-cidg1-ripe)
Country	DE
Website	cmo.de
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2002-07-15

ASN Intelligence API for production workflows

Use ASN data for AS25058 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2001:4ce0::/32	AS25058	CMO Internet Dienstleistungen GmbH	CMO Internet Dienstleistungen GmbH	~79×10²⁷
81.90.32.0/20	AS25058	CMO Internet Dienstleistungen GmbH	CMO Internet Dienstleistungen GmbH	4096
185.219.196.0/22	AS25058	CMO Internet Dienstleistungen GmbH	CMO Internet Dienstleistungen GmbH	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 'AS24988 - AS25162'

as-block:       AS24988 - AS25162
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 'AS25058'

% Abuse contact for 'AS25058' is 'abuse@cmo.de'

aut-num:        AS25058
org:            ORG-CIDG1-RIPE
as-name:        CMO-AS
descr:          Commercial internet service provider in Germany
remarks:        ---------
import:         from AS48918 accept ANY
export:         to AS48918 announce AS-CMO
mp-import:      afi ipv6.unicast from AS48918 accept ANY
mp-export:      afi ipv6.unicast to AS48918 announce AS-CMO
remarks:        --------
import:         from AS34309 accept ANY
export:         to AS34309 announce AS-CMO
mp-import:      afi ipv6.unicast from AS34309 accept ANY
mp-export:      afi ipv6.unicast to AS34309 announce AS-CMO
remarks:        -------
admin-c:        NS4596-RIPE
tech-c:         MS2621-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CMO-MNT
created:        2002-07-15T16:12:25Z
last-modified:  2024-08-28T15:36:18Z
source:         RIPE # Filtered

organisation:   ORG-CIDG1-RIPE
org-name:       CMO Internet Dienstleistungen GmbH
country:        DE
org-type:       LIR
address:        Kaiserstr. 57/1
address:        72764
address:        Reutlingen
address:        GERMANY
phone:          +49 7121 261970
fax-no:         +49 7121 261976112
mnt-ref:        CMO-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CMO-MNT
admin-c:        NS4596-RIPE
admin-c:        MS2621-RIPE
abuse-c:        AD10943-RIPE
created:        2004-04-17T11:06:06Z
last-modified:  2025-09-25T13:12:18Z
source:         RIPE # Filtered

person:         Marcus Sommer
address:        CMO Internet Dienstleistungen GmbH
address:        Kaiserstr. 57/1
address:        72764 Reutlingen
address:        Germany
phone:          +49 7121 261970
nic-hdl:        MS2621-RIPE
mnt-by:         CMO-MNT
created:        2002-07-03T08:56:18Z
last-modified:  2025-09-25T13:14:31Z
source:         RIPE # Filtered

person:         Norman Sommer
address:        CMO Internet Dienstleistungen GmbH
address:        Kaiserstr. 57/1
address:        72764 Reutlingen
address:        Germany
phone:          +49 7121 261970
nic-hdl:        NS4596-RIPE
mnt-by:         CMO-MNT
created:        2013-03-04T15:24:00Z
last-modified:  2025-09-25T13:14:43Z
source:         RIPE

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS24988 - AS25162",
    "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" : "AS25058",
    "as_name" : "CMO-AS",
    "description" : [ "Commercial internet service provider in Germany" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS48918 accept ANY", "from AS34309 accept ANY" ],
    "mp_import" : [ "afi ipv6.unicast from AS48918 accept ANY", "afi ipv6.unicast from AS34309 accept ANY" ],
    "export" : [ "to AS48918 announce AS-CMO", "to AS34309 announce AS-CMO" ],
    "mp_export" : [ "afi ipv6.unicast to AS48918 announce AS-CMO", "afi ipv6.unicast to AS34309 announce AS-CMO" ],
    "organization" : "ORG-CIDG1-RIPE",
    "admin_contacts" : [ "NS4596-RIPE" ],
    "tech_contacts" : [ "MS2621-RIPE" ],
    "remarks" : [ "---------", "--------", "-------" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "CMO-MNT" ],
    "date_created" : "2002-07-15",
    "date_updated" : "2024-08-28",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-CIDG1-RIPE",
    "name" : "CMO Internet Dienstleistungen GmbH",
    "type" : "LIR",
    "address" : [ "Kaiserstr. 57/1", "72764", "Reutlingen", "GERMANY" ],
    "street" : "Kaiserstr.",
    "city" : "Reutlingen",
    "zip_code" : "72764",
    "country" : [ "DE" ],
    "phone" : [ "+49 7121 261970" ],
    "fax_no" : [ "+49 7121 261976112" ],
    "admin_contacts" : [ "NS4596-RIPE", "MS2621-RIPE" ],
    "abuse_contacts" : [ "AD10943-RIPE" ],
    "mnt_ref" : [ "CMO-MNT", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "CMO-MNT" ],
    "date_created" : "2004-04-17",
    "date_updated" : "2025-09-25",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  },
  "administrative_contacts" : [ {
    "handle" : "NS4596-RIPE",
    "name" : "Norman Sommer",
    "address" : [ "CMO Internet Dienstleistungen GmbH", "Kaiserstr. 57/1", "72764 Reutlingen", "Germany" ],
    "street" : "Kaiserstr.",
    "city" : "Reutlingen",
    "zip_code" : "72764",
    "country" : "GERMANY",
    "phone" : [ "+49 7121 261970" ],
    "mnt_by" : [ "CMO-MNT" ],
    "date_created" : "2013-03-04",
    "date_updated" : "2025-09-25",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ],
  "technical_contacts" : [ {
    "handle" : "MS2621-RIPE",
    "name" : "Marcus Sommer",
    "address" : [ "CMO Internet Dienstleistungen GmbH", "Kaiserstr. 57/1", "72764 Reutlingen", "Germany" ],
    "street" : "Kaiserstr.",
    "city" : "Reutlingen",
    "zip_code" : "72764",
    "country" : "GERMANY",
    "phone" : [ "+49 7121 261970" ],
    "mnt_by" : [ "CMO-MNT" ],
    "date_created" : "2002-07-03",
    "date_updated" : "2025-09-25",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ]
}

Peers

AS Number	Description	Country
AS48918	Globalways GmbH	DE
AS34309	Link11 GmbH	DE

Upstreams

AS Number	Description	Country
AS48918	Globalways GmbH	DE
AS34309	Link11 GmbH	DE