15894 LEITWERK-AS - LEITWERK AG, DE
Adjacency: 5 Upstream: 3 Downstream: 2
Upstream Adjacent AS list
AS33891 CORE-BACKBONE - Core-Backbone GmbH, DE
AS200924 sis2 - Stiegeler Internet Service GmbH, DE
AS3320 DTAG - Deutsche Telekom AG, DE
Downstream Adjacent AS list
AS215137 UNIKRAFT - Unikraft GmbH, DE
AS208235 Link2Air - Link2Air GmbH, DE
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 15407 AS15894 ORG+TRN Originate: 4864 /19.75 Transit: 2304 /20.83 LEITWERK-AS - LEITWERK AG, DE
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 15924 AS15894 LEITWERK-AS - LEITWERK AG, DE 5 3 1 3 2 40.00% Prefix AS Path Aggregation Suggestion 185.39.14.0/23 4777 2516 3320 15894 194.41.0.0/24 4777 2516 3320 15894 217.28.96.0/20 4777 2516 3320 15894 + Announce - aggregate of 217.28.96.0/21 (4777 2516 3320 15894) and 217.28.104.0/21 (4777 2516 3320 15894) 217.28.96.0/21 4777 2516 3320 15894 - Withdrawn - aggregated with 217.28.104.0/21 (4777 2516 3320 15894) 217.28.104.0/22 4777 2516 3320 15894 - Withdrawn - aggregated with 217.28.108.0/22 (4777 2516 3320 15894) 217.28.108.0/22 4777 2516 3320 15894 - Withdrawn - aggregated with 217.28.104.0/22 (4777 2516 3320 15894)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS15894 4 More Specifics 5 Total Advertisements LEITWERK-AS - LEITWERK AG, DE
185.39.14.0/23 185.39.12.0/22
217.28.96.0/21 217.28.96.0/20
217.28.104.0/22 217.28.96.0/20
217.28.108.0/22 217.28.96.0/20
whois: 402603
IANA has recorded AS15894 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS15894\n % 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.
% Information related to 'AS15835 - AS15963'
as-block: AS15835 - AS15963
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 'AS15894'
% Abuse contact for 'AS15894' is 'abuse@leitwerk.net'
aut-num: AS15894
org: ORG-LA1646-RIPE
as-name: LEITWERK-AS
import: from AS208235 action pref=10; accept ANY
import: from AS215137 action pref=10; accept ANY
import: from AS3320 action pref=10; accept ANY
import: from AS33891 action pref=10; accept ANY
import: from AS200924 action pref=10; accept ANY
mp-import: afi ipv6.unicast from AS208235 accept ANY
mp-import: afi ipv6.unicast from AS215137 accept ANY
mp-import: afi ipv6.unicast from AS3320 accept ANY
mp-import: afi ipv6.unicast from AS33891 accept ANY
mp-import: afi ipv6.unicast from AS200924 accept ANY
export: to AS3320 announce ANY
export: to AS33891 announce ANY
export: to AS200924 announce ANY
mp-export: afi ipv6.unicast to AS3320 announce ANY
mp-export: afi ipv6.unicast to AS33891 announce ANY
mp-export: afi ipv6.unicast to AS200924 announce ANY
admin-c: LAH29-RIPE
tech-c: LAH29-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: LEITWERK-MNT
created: 2002-03-18T13:12:53Z
last-modified: 2026-03-20T09:56:12Z
source: RIPE
organisation: ORG-LA1646-RIPE
org-name: LEITWERK AG
country: DE
reg-nr: District court Freiburg HRB 720460
org-type: LIR
address: Im Ettenbach 13a
address: 77767
address: Appenweier
address: GERMANY
phone: +4978059180
admin-c: LAH29-RIPE
tech-c: LAH29-RIPE
abuse-c: AR63365-RIPE
mnt-ref: LEITWERK-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: LEITWERK-MNT
created: 2021-06-16T10:36:01Z
last-modified: 2026-05-13T07:28:43Z
source: RIPE # Filtered
role: LEITWERK AG Hostmaster
address: GERMANY
address: Appenweier
address: 77767
address: Im Ettenbach 13a
phone: +4978059180
nic-hdl: LAH29-RIPE
mnt-by: LEITWERK-MNT
created: 2021-06-16T10:36:01Z
last-modified: 2022-07-12T12:20:41Z
source: RIPE # Filtered
abuse-mailbox: abuse@leitwerk.net
% This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)