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AS15744 Silesian University of Technology, Computer Centre

Poland SILWEB-AS-COM RIPE 6 IPv4 prefixes 1 IPv6 prefix
IPv4 addresses
45,056
IPv6 /48 networks
65,536
RPKI
7 valid0 no ROA
Peers and downstreams
10

Holder

AS name
SILWEB-AS-COM
Description
SILWEB Autonomous System - Commercial Silesian Regional Computer Network Poland
Organisation
Silesian University of Technology, Computer Centre
Registered in
Gliwice, Poland
Abuse contact
abuse@silweb.pl
Assigned
2000-10-02
Registered
1970-01-01
Record last changed
2019-12-04 11:17 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS174 AS174 AS174 AS174 AS1299 Arelion Sweden AB AS1299 · SE Arelion Sweden AB AS3257 GTT Communications Inc. AS3257 · US GTT Communications In… AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS6461 Zayo Bandwidth AS6461 · US Zayo Bandwidth AS34019 Hivane Association AS34019 · FR Hivane Association AS8758 Iway AG AS8758 · CH Iway AG AS29222 Infomaniak Network SA AS29222 · CH Infomaniak Network SA AS51395 Datasource AG AS51395 · CH Datasource AG AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS6204 TMRC GROUP SRL AS6204 · RO TMRC GROUP SRL AS33891 Core-Backbone GmbH AS33891 · DE Core-Backbone GmbH AS3303 Swisscom (Schweiz) AG AS3303 · CH Swisscom (Schweiz) AG AS201054 Stowarzyszenie e-Poludnie AS201054 · PL Stowarzyszenie e-Polu… AS196844 Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center AS196844 · PL Institute of Bioorgan… AS13293 Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center AS13293 · PL Institute of Bioorgan… AS15744 Silesian University of Technology, Computer Centre AS15744 · PL Silesian University o…

Network health

Grade B · 85/100
pass Prefixes covered by valid ROAs
7 of 7 announced prefixes are RPKI valid.		 25/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
pass Announces IPv6
1 IPv6 prefix.		 15/15
pass More than one upstream
7 upstreams seen in BGP.		 10/10
pass Working abuse contact
abuse@silweb.pl is published.		 15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
fail Registry record maintained
Last changed 2019-12-04.		 0/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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AS15744 health AS15744 RPKI
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS15744
as-name:        SILWEB-AS-COM
descr:          SILWEB Autonomous System - Commercial
descr:          Silesian Regional Computer Network
descr:          Poland
remarks:        ---------------- import ------------------------------------
remarks:        ---------------- export -------------------------------------
remarks:        ---------------- mp-import -----------------------------------
remarks:        ---------------- mp-export -----------------------------------
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
% 48 routing policy lines (import/export) not shown