201237 ON-LINE-SYSTEM-, HU
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS29278 RACKHOST-HU-AS RACKHOST Zrt., HU
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 23997 AS201237 ORIGIN Originate: 2304 /20.83 Transit: 0 /0.00 ON-LINE-SYSTEM-, HU
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 % 14149 AS201237 ON-LINE-SYSTEM-, HU 9 4 1 6 3 33.33% Prefix AS Path Aggregation Suggestion 79.172.227.0/24 3303 29278 201237 82.150.63.0/24 3303 29278 201237 87.229.67.0/24 3303 29278 201237 178.238.215.0/24 3303 29278 201237 178.238.220.0/24 3303 29278 201237 185.81.20.0/22 3303 29278 201237 + Announce - aggregate of 185.81.20.0/23 (3303 29278 201237) and 185.81.22.0/23 (3303 29278 201237) 185.81.20.0/24 3303 29278 201237 - Withdrawn - aggregated with 185.81.21.0/24 (3303 29278 201237) 185.81.21.0/24 3303 29278 201237 - Withdrawn - aggregated with 185.81.20.0/24 (3303 29278 201237) 185.81.22.0/24 3303 29278 201237 - Withdrawn - aggregated with 185.81.23.0/24 (3303 29278 201237) 185.81.23.0/24 3303 29278 201237 - Withdrawn - aggregated with 185.81.22.0/24 (3303 29278 201237)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS201237 8 More Specifics 9 Total Advertisements ON-LINE-SYSTEM-, HU
79.172.227.0/24 79.172.192.0/18
87.229.67.0/24 87.229.0.0/17
178.238.215.0/24 178.238.208.0/20
178.238.220.0/24 178.238.208.0/20
185.81.20.0/24 185.81.20.0/22
185.81.21.0/24 185.81.20.0/22
185.81.22.0/24 185.81.20.0/22
185.81.23.0/24 185.81.20.0/22
82.150.63.0/24 82.150.32.0/19
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 89.147.100.0/22 Announced
- 82.150.63.0/24 Withdrawn
whois: 402590
IANA has recorded AS201237 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS201237\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 'AS200537 - AS203022'
as-block: AS200537 - AS203022
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: 2026-04-08T13:28:00Z
last-modified: 2026-04-08T13:28:00Z
source: RIPE
% Information related to 'AS201237'
% Abuse contact for 'AS201237' is 'abuse@datatrans.hu'
aut-num: AS201237
as-name: ON-LINE-SYSTEM-HU
org: ORG-DIL1-RIPE
import: from AS29278 accept ANY
export: to AS29278 announce AS201237
import: from AS34226 accept ANY
export: to AS34226 announce AS201237
admin-c: DA8187-RIPE
tech-c: DA8187-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: DATATRANS-MNT
created: 2014-12-15T12:06:04Z
last-modified: 2025-11-06T13:33:43Z
source: RIPE
organisation: ORG-DIL1-RIPE
org-name: Datatrans Internet Ltd
country: HU
reg-nr: 07-09-006932
org-type: LIR
address: Budai ut 9-11
address: HU-8000
address: Szekesfehervar
address: HUNGARY
phone: +36 22 505 750
fax-no: +36 22 505 753
admin-c: DA8187-RIPE
mnt-ref: DATATRANS-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: DATATRANS-MNT
abuse-c: DA5209-RIPE
tech-c: DA8187-RIPE
created: 2004-04-17T11:25:51Z
last-modified: 2026-05-13T07:22:01Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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