42923 PLK-AS - PKP Polskie Linie Kolejowe S.A., PL
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS20804 ASN-TELENERGO - Exatel S.A., PL
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 32798 AS42923 ORIGIN Originate: 1280 /21.68 Transit: 0 /0.00 PLK-AS - PKP Polskie Linie Kolejowe S.A., PL
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 % 22593 AS42923 PLK-AS - PKP Polskie Linie Kolejowe S.A., PL 3 2 1 2 1 33.33% Prefix AS Path Aggregation Suggestion 88.199.162.0/24 4608 7575 2914 20804 42923 217.79.144.0/22 4608 7575 2914 20804 42923 + Announce - aggregate of 217.79.144.0/23 (4608 7575 2914 20804 42923) and 217.79.146.0/23 (4608 7575 2914 20804 42923) 217.79.144.0/23 4608 7575 2914 20804 42923 - Withdrawn - aggregated with 217.79.146.0/23 (4608 7575 2914 20804 42923) 217.79.146.0/23 4608 7575 2914 20804 42923 - Withdrawn - aggregated with 217.79.144.0/23 (4608 7575 2914 20804 42923)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS42923 3 More Specifics 3 Total Advertisements PLK-AS - PKP Polskie Linie Kolejowe S.A., PL
88.199.162.0/24 88.199.0.0/16
217.79.144.0/23 217.79.144.0/22
217.79.146.0/23 217.79.144.0/22
whois: 402591
IANA has recorded AS42923 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS42923\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 'AS42383 - AS42959'
as-block: AS42383 - AS42959
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: 2021-08-19T06:50:17Z
last-modified: 2021-08-19T06:50:17Z
source: RIPE
% Information related to 'AS42923'
% Abuse contact for 'AS42923' is 'abuse@tktelekom.pl'
aut-num: AS42923
as-name: PLK-AS
descr: PLK AS Number
org: ORG-PPLK1-RIPE
import: from AS12968 action pref=100; accept ANY
export: to AS12968 announce as42923
import: from AS20960 action pref=100; accept ANY
export: to AS20960 announce as42923
admin-c: AK5141-RIPE
tech-c: AK5141-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: AS8798-MNT
mnt-by: NETIA-MNT
mnt-by: AS42923-MNT
created: 2007-05-10T11:06:56Z
last-modified: 2019-05-22T13:45:21Z
source: RIPE
sponsoring-org: ORG-PGIA1-RIPE
organisation: ORG-PPLK1-RIPE
org-name: PKP Polskie Linie Kolejowe S.A.
country: PL
reg-nr: 017319027
org-type: OTHER
address: ul. Targowa 74
address: 03-734, Warszawa
address: POLAND
phone: +48224732050
abuse-c: AR29432-RIPE
admin-c: AK5141-RIPE
tech-c: AK5141-RIPE
mnt-by: AS8798-MNT
mnt-ref: NETIA-MNT
mnt-by: NETIA-MNT
mnt-by: NETIA-MNT
created: 2007-05-09T21:20:03Z
last-modified: 2026-05-13T05:40:54Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
%
% Queries from your IP address have passed the daily limit of controlled objects.
% Access from your host has been temporarily denied.
% For more information, see
% https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
% This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)