ASN Lookup Tool

Deutsches Elektronen Synchrotron DESY desy.de DE DE 4 Routes

AS Data

AS1754

AS1754 – Deutsches Elektronen Synchrotron DESY

AS Number 1754
AS Name DESY-HAMBURG
Organization Deutsches Elektronen Synchrotron DESY(org-ded2-ripe)
Country DE
Website desy.de
Number of IPv4 Routes 4
Number of IPv6 Routes 0
ASN type GOVERNMENT
Allocation Status LEGACY
Registry RIPE
Date Allocated 2001-10-18

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Use ASN data for AS1754 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
141.34.0.0/16 65536
192.76.172.0/24 256
192.109.31.0/24 256
131.169.0.0/16 65536

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 'AS1754 - AS1756'

as-block:       AS1754 - AS1756
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:        2018-11-22T15:27:12Z
last-modified:  2018-11-22T15:27:12Z
source:         RIPE

% Information related to 'AS1754'

% Abuse contact for 'AS1754' is 'noc@desy.de'

aut-num:        AS1754
as-name:        DESY-HAMBURG
import:         from AS513
                action pref=100;
                accept AS513 AS559 AS789 AS777 AS2038 AS2060 AS2875 AS2598 AS3208 AS137
import:         from AS1275
                action pref=100;
                accept ANY
import:         from AS1275
                action pref=90;
                accept AS559
import:         from AS2683
                action pref=90;
                accept AS2683 AS2148 AS2643 AS3058
import:         from AS1895
                action pref=100;
                accept AS1895
import:         from AS513
                action pref=100;
                accept AS-EBONE
import:         from AS513
                action pref=110;
                accept AS-EMPB
export:         to AS513
                announce AS1754
export:         to AS1275
                announce AS1754
export:         to AS2683
                announce AS1754
export:         to AS2148
                announce AS1754
export:         to AS1895
                announce AS1754 AS513 AS789 AS777 AS2038 AS2060 AS2875 AS2598 AS3208 AS137
default:        to AS513
                action pref=20;
                networks ANY
default:        to AS1275
                action pref=10;
                networks ANY
admin-c:        ZD55-ARIN
tech-c:         ZD55-ARIN
status:         LEGACY
mnt-by:         RIPE-NCC-LEGACY-MNT
mnt-by:         DFN-HM-MNT
created:        2001-10-18T11:36:26Z
last-modified:  2016-04-14T08:40:16Z
source:         RIPE
org:            ORG-DED2-RIPE
sponsoring-org: ORG-DV1-RIPE

organisation:   ORG-DED2-RIPE
org-name:       Deutsches Elektronen-Synchrotron DESY
country:        DE
org-type:       OTHER
address:        Notkestr. 85
address:        22607 Hamburg
address:        Germany
admin-c:        KO1389-RIPE
tech-c:         ZD55-ARIN
abuse-c:        ZD55-ARIN
mnt-ref:        DFN-LIR-MNT
mnt-by:         DFN-LIR-MNT
created:        2015-04-07T09:13:02Z
last-modified:  2022-12-01T16:22:05Z
source:         RIPE # Filtered

role:           Network Operating Center DESY
address:        DESY
address:        Notkestr. 85
address:        22607 Hamburg
address:        Germany
phone:          +49 40 8998 4568
phone:          +49 40 8998 3313
fax-no:         +49 40 8994 3313
admin-c:        KO1389-RIPE
tech-c:         TW36-RIPE
abuse-mailbox:  noc@desy.de
nic-hdl:        ZD55-ARIN
mnt-by:         DFN-NTFY
created:        2001-10-12T13:05:48Z
last-modified:  2015-04-15T10:49:20Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.1 (ABERDEEN)



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       1754 - 1756
ASName:         RIPE-ASNBLOCK-1754
ASHandle:       AS1754
RegDate:        2002-10-15
Updated:        2003-04-25
Comment:        These addresses have been further assigned to users in
Comment:        the RIPE NCC region. Contact information can be found in
Comment:        the RIPE database at http://www.ripe.net/whois    
Ref:            https://rdap.arin.net/registry/autnum/1754

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois.ripe.net


OrgName:        RIPE Network Coordination Centre
OrgId:          RIPE
Address:        P.O. Box 10096
City:           Amsterdam
StateProv:      
PostalCode:     1001EB
Country:        NL
RegDate:        
Updated:        2013-07-29
Ref:            https://rdap.arin.net/registry/entity/RIPE

ReferralServer:  whois.ripe.net
ResourceLink:  https://apps.db.ripe.net/db-web-ui/query

OrgAbuseHandle: ABUSE3850-ARIN
OrgAbuseName:   Abuse Contact
OrgAbusePhone:  +31205354444 
OrgAbuseEmail:  abuse@ripe.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3850-ARIN

OrgTechHandle: RNO29-ARIN
OrgTechName:   RIPE NCC Operations
OrgTechPhone:  +31 20 535 4444 
OrgTechEmail:  hostmaster@ripe.net
OrgTechRef:    https://rdap.arin.net/registry/entity/RNO29-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS2148 National Research Center Kurchatov Institute RU
AS513 CERN European Organization for Nuclear Research CH
AS1895 Friedrich Alexander Universitaet Erlangen Nuernberg DE
AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. DE
AS1275 DFN IP service and DFN customer networks DE
AS2683 MSU RU

Upstreams

AS Number Description Country
AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. DE

Contacts

Email Contacts

noc@desy.de

Abuse Contacts

noc@desy.de

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Frequently Asked Questions

ASN AS1754 is an Autonomous System Number used to identify a network for BGP internet routing.
AS1754 is listed under Deutsches Elektronen Synchrotron DESY.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.