ASN AS12371 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS12371?

AS12371 is listed under avency 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.

AS12371 avency GmbH | IPGeolocation.io

ASN Lookup Tool

avency GmbH avency.de

DE 3 Routes

AS Data

AS12371

AS12371 – avency GmbH

AS Number	12371
AS Name	AVENCY
Organization	avency GmbH(org-usa1-ripe)
Country	DE
Website	avency.de
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2001-12-13

ASN Intelligence API for production workflows

Use ASN data for AS12371 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
195.177.128.0/18	AS12371	avency GmbH	avency GmbH	16384
195.60.96.0/19	AS12371	avency GmbH	avency GmbH	8192
2001:14d8::/32	AS12371	avency GmbH	avency GmbH	~79×10²⁷

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 'AS12288 - AS12454'

as-block:       AS12288 - AS12454
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:        2018-11-22T15:27:24Z
last-modified:  2018-11-22T15:27:24Z
source:         RIPE

% Information related to 'AS12371'

% Abuse contact for 'AS12371' is 'abuse@avency.de'

aut-num:        AS12371
as-name:        AVENCY
descr:          Kiebitzpohl 77
descr:          D-48291 Telgte
descr:          Germany
org:            ORG-uSA1-RIPE
remarks:
remarks:        ---------------------------------------------
remarks:        IPv4 Upstream
remarks:        ---------------------------------------------
import:         from AS9145 action pref=200; accept ANY
import:         from AS3320 action pref=200; accept ANY
export:         to   AS3320 announce AS12371
export:         to   AS9145 announce AS12371
remarks:
remarks:        ---------------------------------------------
remarks:        IPv6 Upstream
remarks:        ---------------------------------------------
mp-import:      afi ipv6.unicast from AS5539 accept ANY
mp-export:      afi ipv6.unicast to   AS5539 announce AS12371
remarks:
remarks:        ---------------------------------------------
admin-c:        AT319-RIPE
tech-c:         AT319-RIPE
status:         ASSIGNED
mnt-by:         UNX-MNT
mnt-by:         RIPE-NCC-END-MNT
created:        2001-12-13T14:52:38Z
last-modified:  2017-11-15T09:16:26Z
source:         RIPE

organisation:   ORG-uSA1-RIPE
org-name:       avency GmbH
country:        DE
org-type:       LIR
address:        Hauptstra�e 108
address:        48346
address:        Ostbevern
address:        GERMANY
phone:          +49253295090
fax-no:         +4925329509199
admin-c:        OD572-RIPE
admin-c:        DB158-RIPE
admin-c:        AT319-RIPE
mnt-ref:        UNX-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         UNX-MNT
abuse-c:        AT319-RIPE
created:        2004-04-17T11:13:18Z
last-modified:  2025-07-29T09:45:58Z
source:         RIPE # Filtered

role:           Abteilung Technik
address:        avency GmbH
address:        Telgter Strasse 12
address:        D-48346 Ostbevern
address:        Germany
phone:          +49 2532 95090
fax-no:         +49 2532 9509199
admin-c:        DB158-RIPE
tech-c:         OD572-RIPE
nic-hdl:        AT319-RIPE
mnt-by:         UNX-MNT
created:        2002-02-28T10:13:17Z
last-modified:  2022-04-12T11:23:17Z
source:         RIPE # Filtered
abuse-mailbox:  abuse@avency.de

% 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" : "AS12288 - AS12454",
    "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" : "AS12371",
    "as_name" : "AVENCY",
    "description" : [ "Kiebitzpohl 77", "D-48291 Telgte", "Germany" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS9145 action pref=200; accept ANY", "from AS3320 action pref=200; accept ANY" ],
    "mp_import" : [ "afi ipv6.unicast from AS5539 accept ANY" ],
    "export" : [ "to   AS3320 announce AS12371", "to   AS9145 announce AS12371" ],
    "mp_export" : [ "afi ipv6.unicast to   AS5539 announce AS12371" ],
    "organization" : "ORG-uSA1-RIPE",
    "admin_contacts" : [ "AT319-RIPE" ],
    "tech_contacts" : [ "AT319-RIPE" ],
    "remarks" : [ "---------------------------------------------", "IPv4 Upstream", "---------------------------------------------", "---------------------------------------------", "IPv6 Upstream", "---------------------------------------------", "---------------------------------------------" ],
    "mnt_by" : [ "UNX-MNT", "RIPE-NCC-END-MNT" ],
    "date_created" : "2001-12-13",
    "date_updated" : "2017-11-15",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-uSA1-RIPE",
    "name" : "avency GmbH",
    "type" : "LIR",
    "address" : [ "Hauptstra?e 108", "48346", "Ostbevern", "GERMANY" ],
    "city" : "Ostbevern",
    "zip_code" : "48346",
    "country" : [ "DE" ],
    "phone" : [ "+49253295090" ],
    "fax_no" : [ "+4925329509199" ],
    "admin_contacts" : [ "OD572-RIPE", "DB158-RIPE", "AT319-RIPE" ],
    "abuse_contacts" : [ "AT319-RIPE" ],
    "mnt_ref" : [ "UNX-MNT", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "UNX-MNT" ],
    "date_created" : "2004-04-17",
    "date_updated" : "2025-07-29",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  },
  "administrative_contacts" : [ {
    "handle" : "AT319-RIPE",
    "name" : "Abteilung Technik",
    "address" : [ "avency GmbH", "Telgter Strasse 12", "D-48346 Ostbevern", "Germany" ],
    "street" : "Telgter Strasse",
    "city" : "Ostbevern",
    "zip_code" : "D-48346",
    "country" : "GERMANY",
    "abuse_mailbox" : [ "abuse@avency.de" ],
    "phone" : [ "+49 2532 95090" ],
    "fax_no" : [ "+49 2532 9509199" ],
    "admin_contacts" : [ "DB158-RIPE" ],
    "tech_contacts" : [ "OD572-RIPE" ],
    "mnt_by" : [ "UNX-MNT" ],
    "date_created" : "2002-02-28",
    "date_updated" : "2022-04-12",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ],
  "technical_contacts" : [ {
    "handle" : "AT319-RIPE",
    "name" : "Abteilung Technik",
    "address" : [ "avency GmbH", "Telgter Strasse 12", "D-48346 Ostbevern", "Germany" ],
    "street" : "Telgter Strasse",
    "city" : "Ostbevern",
    "zip_code" : "D-48346",
    "country" : "GERMANY",
    "abuse_mailbox" : [ "abuse@avency.de" ],
    "phone" : [ "+49 2532 95090" ],
    "fax_no" : [ "+49 2532 9509199" ],
    "admin_contacts" : [ "DB158-RIPE" ],
    "tech_contacts" : [ "OD572-RIPE" ],
    "mnt_by" : [ "UNX-MNT" ],
    "date_created" : "2002-02-28",
    "date_updated" : "2022-04-12",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ]
}

Peers

AS Number	Description	Country
AS5539	SpaceNet AG	DE
AS3320	Deutsche Telekom AG	DE
AS9145	EWE TEL GmbH	DE

Upstreams

AS Number	Description	Country
AS3320	Deutsche Telekom AG	DE
AS9145	EWE TEL GmbH	DE