This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS211315 3 More Specifics 3 Total Advertisements SILEMAN-HA, PL
217.173.168.0/24 217.173.160.0/20
217.173.169.0/24 217.173.160.0/20
217.173.171.0/24 217.173.160.0/20
217.173.168.0/22 217.173.160.0/20
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 217.173.168.0/22 Withdrawn
whois: 402590
IANA has recorded AS211315 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS211315\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 'AS208189 - AS214345'
as-block: AS208189 - AS214345
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: 2026-02-12T14:40:05Z
last-modified: 2026-02-12T14:40:05Z
source: RIPE
% Information related to 'AS211315'
% Abuse contact for 'AS211315' is 'abuse@sileman.pl'
aut-num: AS211315
as-name: SILEMAN-HA
org: ORG-SGMI1-RIPE
import: from AS30851 accept ANY
export: to AS30851 announce AS211315
import: from AS20804 accept ANY
export: to AS20804 announce AS211315
import: from AS5617 accept ANY
export: to AS5617 announce AS211315
admin-c: MG452-RIPE
tech-c: bl3213-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: SGMI-MNT
created: 2021-05-14T15:40:46Z
last-modified: 2023-06-28T05:57:14Z
source: RIPE
organisation: ORG-SGMI1-RIPE
org-name: Sileman Sp. z o.o.
country: PL
reg-nr: 278244726
org-type: LIR
address: Dabrowskiego 35
address: 41-710
address: RUDA SLASKA
address: POLAND
phone: +48327890854
fax-no: +48327890852
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: SGMI-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: SGMI-MNT
admin-c: BL3213-RIPE
admin-c: TZ500-RIPE
admin-c: ERJT1-RIPE
admin-c: MG452-RIPE
admin-c: MD15059-RIPE
admin-c: MP22260-RIPE
abuse-c: SILM3-RIPE
created: 2005-01-28T11:45:49Z
last-modified: 2026-05-13T07:30:09Z
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 (DEXTER)