21207 RWE Essen, Germany, DE
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS13335 CLOUDFLARENET - Cloudflare, Inc., US
AS3209 VODANET International IP-Backbone of Vodafone, DE
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 5932 AS21207 ORIGIN Originate: 26368 /17.31 Transit: 0 /0.00 RWE Essen, Germany, 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 % 4953 AS21207 RWE Essen, Germany, DE 17 14 4 7 10 58.82% Prefix AS Path Aggregation Suggestion 153.100.0.0/23 4777 2516 1273 3209 21207 153.100.0.0/24 4777 2516 1273 3209 21207 - Withdrawn - matching aggregate 153.100.0.0/23 4777 2516 1273 3209 21207 153.100.1.0/24 4777 2516 1273 3209 21207 - Withdrawn - matching aggregate 153.100.0.0/23 4777 2516 1273 3209 21207 153.100.4.0/24 4777 13335 21207 153.100.192.0/18 4777 2516 1273 3209 21207 153.100.198.0/24 4777 2516 1273 3209 21207 - Withdrawn - matching aggregate 153.100.192.0/18 4777 2516 1273 3209 21207 153.100.199.0/24 4777 2516 1273 3209 21207 - Withdrawn - matching aggregate 153.100.192.0/18 4777 2516 1273 3209 21207 153.100.200.0/24 4777 2516 1273 3209 21207 - Withdrawn - matching aggregate 153.100.192.0/18 4777 2516 1273 3209 21207 153.100.205.0/24 4777 2516 1273 3209 21207 - Withdrawn - matching aggregate 153.100.192.0/18 4777 2516 1273 3209 21207 193.25.64.0/20 4777 13335 21207 + Announce - aggregate of 193.25.64.0/21 (4777 13335 21207) and 193.25.72.0/21 (4777 13335 21207) 193.25.64.0/21 4777 13335 21207 - Withdrawn - aggregated with 193.25.72.0/21 (4777 13335 21207) 193.25.72.0/21 4777 13335 21207 - Withdrawn - aggregated with 193.25.64.0/21 (4777 13335 21207) 193.25.82.0/23 4777 13335 21207 + Announce - aggregate of 193.25.82.0/24 (4777 13335 21207) and 193.25.83.0/24 (4777 13335 21207) 193.25.82.0/24 4777 13335 21207 - Withdrawn - aggregated with 193.25.83.0/24 (4777 13335 21207) 193.25.83.0/24 4777 13335 21207 - Withdrawn - aggregated with 193.25.82.0/24 (4777 13335 21207) 193.25.84.0/22 4777 13335 21207 + Announce - aggregate of 193.25.84.0/23 (4777 13335 21207) and 193.25.86.0/23 (4777 13335 21207) 193.25.84.0/23 4777 13335 21207 - Withdrawn - aggregated with 193.25.86.0/23 (4777 13335 21207) 193.25.86.0/23 4777 13335 21207 - Withdrawn - aggregated with 193.25.84.0/23 (4777 13335 21207) 193.25.88.0/21 4777 13335 21207 + Announce - aggregate of 193.25.88.0/22 (4777 13335 21207) and 193.25.92.0/22 (4777 13335 21207) 193.25.88.0/22 4777 13335 21207 - Withdrawn - aggregated with 193.25.92.0/22 (4777 13335 21207) 193.25.92.0/22 4777 13335 21207 - Withdrawn - aggregated with 193.25.88.0/22 (4777 13335 21207)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS21207 17 More Specifics 17 Total Advertisements RWE Essen, Germany, DE
153.100.0.0/23 153.100.0.0/16
153.100.0.0/24 153.100.0.0/16
153.100.1.0/24 153.100.0.0/16
153.100.4.0/24 153.100.0.0/16
153.100.192.0/18 153.100.0.0/16
153.100.198.0/24 153.100.0.0/16
153.100.199.0/24 153.100.0.0/16
153.100.200.0/24 153.100.0.0/16
153.100.205.0/24 153.100.0.0/16
193.25.64.0/21 193.25.64.0/19
193.25.72.0/21 193.25.64.0/19
193.25.82.0/24 193.25.64.0/19
193.25.83.0/24 193.25.64.0/19
193.25.84.0/23 193.25.64.0/19
193.25.86.0/23 193.25.64.0/19
193.25.88.0/22 193.25.64.0/19
193.25.92.0/22 193.25.64.0/19
whois: 402332
IANA has recorded AS21207 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21207\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 'AS21153 - AS21241'
as-block: AS21153 - AS21241
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: 2018-11-22T15:27:27Z
last-modified: 2018-11-22T15:27:27Z
source: RIPE
% Information related to 'AS21207'
% Abuse contact for 'AS21207' is 'hostmaster@eon.com'
aut-num: AS21207
as-name: RWE
org: ORG-RIG6-RIPE
descr: Essen, Germany
import: from AS13237 action pref=100; accept any
import: from AS3320 action pref=100; accept any
import: from AS702 action pref=100; accept any
export: to AS13237 announce AS21207
export: to AS3320 announce AS21207
export: to AS702 announce AS21207
mp-import: afi ipv6.unicast from AS3320 accept ANY
mp-import: afi ipv6.unicast from AS13237 accept ANY
mp-import: afi ipv6.unicast from AS702 accept ANY
mp-export: afi ipv6.unicast to AS3320 announce AS21207
mp-export: afi ipv6.unicast to AS13237 announce AS21207
mp-export: afi ipv6.unicast to AS702 announce AS21207
admin-c: RWE5-RIPE
tech-c: RWE5-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: RWE-MNT
mnt-by: INNOGY-MNT
created: 2002-07-30T09:41:44Z
last-modified: 2019-04-03T06:13:40Z
source: RIPE
organisation: ORG-RIG6-RIPE
org-name: E.ON Verwaltungs GmbH
country: DE
org-type: LIR
address: Brusseler Platz 1
address: 45131
address: Essen
address: GERMANY
phone: +492011226524
fax-no: +49201121226524
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: INNOGY-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: INNOGY-MNT
admin-c: MS6399-RIPE
tech-c: RWE5-RIPE
abuse-c: RWE5-RIPE
created: 2012-04-03T15:26:03Z
last-modified: 2023-11-22T08:39:30Z
source: RIPE # Filtered
role: Hostmaster innogy SE
address: innogy SE
address: Karolinger Straße 94
address: D-45141 Essen
address: Germany
phone: +49 201 12 26523
admin-c: MS6399-RIPE
tech-c: MS6399-RIPE
nic-hdl: RWE5-RIPE
remarks: role account for Hostmaster at RWE IT GmbH
abuse-mailbox: hostmaster@eon.com
mnt-by: RWE-MNT
mnt-by: INNOGY-MNT
created: 2012-08-09T11:40:45Z
last-modified: 2025-11-17T10:05:31Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.121.2 (BUSA)