AS15744 Silesian University of Technology, Computer Centre 🇵🇱 PL

Announcing 7 prefixes, seen at the RIS collectors.

IPv4 prefixes

45,056 (176 × /24)

IPv6 prefixes

1 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS15744
Name: Silesian University of Technology, Computer Centre
Organisation: SASK-COM
Country: 🇵🇱 PL
RIR: RIPENCC
Allocated: 2000-10-03
Network type: Network Services
Scope: Not Disclosed
Peering policy: Selective
IRR as-set: AS15744:AS-SASK-COM
Website: https://www.polsl.pl/rju1-ck/sask/
PeeringDB: net/37372
Exchanges: 2
Facilities: 3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

7 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS15719 - AS15803
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:        2024-02-13T15:18:50Z
last-modified:  2024-02-13T15:18:50Z
source:         RIPE

aut-num:        AS15744
as-name:        SILWEB-AS-COM
descr:          SILWEB Autonomous System - Commercial
descr:          Silesian Regional Computer Network
descr:          Poland
remarks:        ---------------- import ------------------------------------
import:         from AS8501 action pref=80; accept ANY
import:         from AS8508 action pref=150; accept AS8508
import:         from AS13000 action pref=100; accept AS-LEON
import:         from AS13293 action pref=70; accept ANY
import:         from AS20491 action pref=100; accept AS20491
import:         from AS24578 action pref=100; accept AS24578
import:         from AS24748 action pref=75; accept AS5617
import:         from AS30838 action pref=100; accept AS30838
import:         from AS31242 action pref=100; accept AS-TKPSA-UP
import:         from AS34509 action pref=100; accept AS34509
import:         from AS34969 action pref=100; accept AS34969
import:         from AS35434 action pref=100; accept AS-PIRXNET
import:         from AS39869 action pref=100; accept AS-SITEL-UPSTREAM
import:         from AS42261 action pref=100; accept AS42261
import:         from AS42935 action pref=100; accept AS42935
import:         from AS43371 action pref=100; accept AS43371
import:         from AS44124 action pref=100; accept AS-RYBNET
import:         from AS50607 action pref=100; accept AS-EPIX
import:         from AS196858 action pref=100; accept AS196858
import:         from AS25084 action pref=1000; accept AS25084:AS-Czestochowa-COM-PCWS
import:         from AS201977 action pref=100; accept AS-MZDII
import:         from AS50231 action pref=100; accept AS-SYRION
remarks:        ---------------- export -------------------------------------
export:         to AS8501 announce AS15744:AS-SASK-COM
export:         to AS8508 announce AS15744:AS-SASK-COM
export:         to AS13000 announce ANY
export:         to AS13293 announce AS15744:AS-Slask-COM-PCWS
export:         to AS20491 announce NOT (AS20965 AS1299)
export:         to AS24578 announce ANY
export:         to AS24748 announce AS15744:AS-SASK-TP
export:         to AS30838 announce ANY
export:         to AS31242 announce NOT (AS20965 AS1299)
export:         to AS34509 announce NOT (AS20965 AS1299)
export:         to AS34969 announce ANY
export:         to AS35434 announce ANY
export:         to AS39869 announce NOT (AS20965 AS1299)
export:         to AS42261 announce ANY
export:         to AS42935 announce ANY
export:         to AS43371 announce NOT (AS20965 AS1299)
export:         to AS44124 announce ANY
export:         to AS50607 announce AS-SASK-PEERINGS
export:         to AS196858 announce ANY
export:         to AS25084 announce ANY
export:         to AS201977 announce ANY
export:         to AS50231 announce ANY
remarks:        ---------------- mp-import -----------------------------------
mp-import:      afi ipv6.unicast from AS8508 action pref=70; accept ANY
mp-import:      afi ipv6.unicast from AS13293 action pref=70; accept ANY
remarks:        ---------------- mp-export -----------------------------------
mp-export:      afi ipv6.unicast to AS8508 announce AS15744
mp-export:      afi ipv6.unicast to AS13293 announce AS15744
remarks:        --------------------------------------------------------------
org:            ORG-CSUo1-RIPE
admin-c:        SASK1-RIPE
tech-c:         SASK1-RIPE
status:         ASSIGNED
mnt-by:         PL-CKPOLSL-MNT
mnt-by:         RIPE-NCC-END-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2019-12-04T11:17:17Z
source:         RIPE

organisation:   ORG-CSUo1-RIPE
org-name:       Silesian University of Technology, Computer Centre
country:        PL
reg-nr:         000001637
org-type:       LIR
address:        ul. Akademicka 16
address:        44-100
address:        Gliwice
address:        POLAND
phone:          +48 32 2307686
fax-no:         +48 32 2372175
admin-c:        SASK1-RIPE
tech-c:         SASK1-RIPE
abuse-c:        SASK1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        PL-CKPOLSL-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         PL-CKPOLSL-MNT
created:        2004-04-17T11:46:47Z
last-modified:  2026-05-13T07:29:43Z
source:         RIPE # Filtered

role:           PL-CKPOLSL Hostmaster Team
address:        Silesian University of Technology
address:        Computer Centre
address:        ul. Akademicka 16
address:        44-100 Gliwice
address:        Poland
phone:          +48 32 2307686
fax-no:         +48 32 2372175
admin-c:        PS1155-RIPE
admin-c:        AO3196-RIPE
admin-c:        BO297-RIPE
admin-c:        MB36293-RIPE
admin-c:        LK3747-RIPE
admin-c:        LR6578-RIPE
admin-c:        PM21451-RIPE
tech-c:         AO3196-RIPE
tech-c:         BO297-RIPE
tech-c:         MB36293-RIPE
tech-c:         LK3747-RIPE
tech-c:         LR6578-RIPE
tech-c:         PM21451-RIPE
nic-hdl:        SASK1-RIPE
abuse-mailbox:  abuse@silweb.pl
mnt-by:         PL-CKPOLSL-MNT
created:        2002-01-24T08:21:46Z
last-modified:  2019-10-31T22:08:46Z
source:         RIPE # Filtered