ASN AS15451 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS15451?

AS15451 is listed under DATEV eG.

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.

AS15451 DATEV eG | IPGeolocation.io

ASN Lookup Tool

DATEV eG datev.de

DE 9 Routes

AS Data

AS15451

AS15451 – DATEV eG

AS Number	15451
AS Name	DATEV-AS
Organization	DATEV eG (org-de8-ripe)
Country	DE
Website	datev.de
Number of IPv4 Routes	8
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	1970-01-01

ASN Intelligence API for production workflows

Use ASN data for AS15451 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
79.140.48.0/21	AS15451	DATEV eG	DATEV eG	2048
91.190.200.0/21	AS15451	DATEV eG	DATEV eG / Evaluations Service / ASP	2048
46.182.144.0/21	AS15451	DATEV eG	Geiger BDT GmbH	2048
185.26.76.0/22	AS15451	DATEV eG	Elektronik & Computer Systeme M�ller	1024
193.27.48.0/21	AS15451	DATEV eG	DATEV eG	2048
2a00:e50::/29	AS15451	DATEV eG	DATEV eG	~634×10²⁷
79.140.56.0/21	AS15451	DATEV eG	DATEV eG	2048
80.94.128.0/20	AS15451	DATEV eG	DATEV eG	4096
79.140.48.0/20	AS15451	DATEV eG	DATEV eG	4096

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 'AS15400 - AS15474'

as-block:       AS15400 - AS15474
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:        2018-11-22T15:27:25Z
last-modified:  2018-11-22T15:27:25Z
source:         RIPE

% Information related to 'AS15451'

% Abuse contact for 'AS15451' is 'abuse@datev.de'

aut-num:        AS15451
as-name:        DATEV-AS
org:            ORG-DE8-RIPE
import:         from AS3209 action pref=100; accept ANY
import:         from AS3320 action pref=100; accept ANY
import:         from AS15598 action pref=100; accept ANY
import:         from AS33891 action pref=100; accept ANY
export:         to AS3209 announce AS15451
export:         to AS3320 announce AS15451
export:         to AS15598 announce AS15451
export:         to AS33891 announce AS15451
admin-c:        DE967-RIPE
tech-c:         DE967-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         DATEV-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2025-05-08T07:08:43Z
source:         RIPE

organisation:   ORG-DE8-RIPE
org-name:       DATEV eG
country:        DE
org-type:       LIR
address:        PAUMGARTNERSTR  6-14
address:        90329
address:        NUERNBERG
address:        GERMANY
phone:          +499113190
admin-c:        GSAN-RIPE
admin-c:        MS5300-RIPE
admin-c:        MVB1983-RIPE
admin-c:        STE1969-RIPE
abuse-c:        DELA1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        DATEV-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         DATEV-MNT
created:        2006-04-06T10:11:38Z
last-modified:  2023-02-06T16:38:51Z
source:         RIPE # Filtered

role:           DATEV EG
address:        Datev eG, Nuernberg
address:        Paumgartnerstrasse 6-14
address:        D-90329 Nuernberg
address:        Germany
admin-c:        GSAN-RIPE
admin-c:        MVB1983-RIPE
tech-c:         AS3723-RIPE
tech-c:         MS5300-RIPE
tech-c:         GSAN-RIPE
tech-c:         STE1969-RIPE
nic-hdl:        DE967-RIPE
created:        2008-05-06T07:56:22Z
last-modified:  2022-05-20T10:37:02Z
source:         RIPE # Filtered
mnt-by:         DATEV-MNT

% 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" : "AS15400 - AS15474",
    "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" : "AS15451",
    "as_name" : "DATEV-AS",
    "status" : "ASSIGNED",
    "import" : [ "from AS3209 action pref=100; accept ANY", "from AS3320 action pref=100; accept ANY", "from AS15598 action pref=100; accept ANY", "from AS33891 action pref=100; accept ANY" ],
    "export" : [ "to AS3209 announce AS15451", "to AS3320 announce AS15451", "to AS15598 announce AS15451", "to AS33891 announce AS15451" ],
    "organization" : "ORG-DE8-RIPE",
    "admin_contacts" : [ "DE967-RIPE" ],
    "tech_contacts" : [ "DE967-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "DATEV-MNT" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2025-05-08",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-DE8-RIPE",
    "name" : "DATEV eG",
    "type" : "LIR",
    "address" : [ "PAUMGARTNERSTR  6-14", "90329", "NUERNBERG", "GERMANY" ],
    "street" : "Paumgartnerstr",
    "city" : "Nuernberg",
    "zip_code" : "90329",
    "country" : [ "DE" ],
    "phone" : [ "+499113190" ],
    "admin_contacts" : [ "GSAN-RIPE", "MS5300-RIPE", "MVB1983-RIPE", "STE1969-RIPE" ],
    "abuse_contacts" : [ "DELA1-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "DATEV-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "DATEV-MNT" ],
    "date_created" : "2006-04-06",
    "date_updated" : "2023-02-06",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  },
  "administrative_contacts" : [ {
    "handle" : "DE967-RIPE",
    "name" : "DATEV EG",
    "address" : [ "Datev eG, Nuernberg", "Paumgartnerstrasse 6-14", "D-90329 Nuernberg", "Germany" ],
    "street" : "Paumgartnerstrasse",
    "city" : "Nuernberg",
    "zip_code" : "D-90329",
    "country" : "GERMANY",
    "admin_contacts" : [ "GSAN-RIPE", "MVB1983-RIPE" ],
    "tech_contacts" : [ "AS3723-RIPE", "MS5300-RIPE", "GSAN-RIPE", "STE1969-RIPE" ],
    "mnt_by" : [ "DATEV-MNT" ],
    "date_created" : "2008-05-06",
    "date_updated" : "2022-05-20",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ],
  "technical_contacts" : [ {
    "handle" : "DE967-RIPE",
    "name" : "DATEV EG",
    "address" : [ "Datev eG, Nuernberg", "Paumgartnerstrasse 6-14", "D-90329 Nuernberg", "Germany" ],
    "street" : "Paumgartnerstrasse",
    "city" : "Nuernberg",
    "zip_code" : "D-90329",
    "country" : "GERMANY",
    "admin_contacts" : [ "GSAN-RIPE", "MVB1983-RIPE" ],
    "tech_contacts" : [ "AS3723-RIPE", "MS5300-RIPE", "GSAN-RIPE", "STE1969-RIPE" ],
    "mnt_by" : [ "DATEV-MNT" ],
    "date_created" : "2008-05-06",
    "date_updated" : "2022-05-20",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ]
}

Peers

AS Number	Description	Country
AS15598	NorthC Deutschland GmbH	DE
AS3320	Deutsche Telekom AG	DE
AS33891	Core-Backbone GmbH	DE
AS3209	Vodafone GmbH	DE
AS33891	Core Backbone GmbH	DE

Upstreams

AS Number	Description	Country
AS3320	Deutsche Telekom AG	DE
AS3209	Vodafone GmbH	DE
AS33891	Core Backbone GmbH	DE