AS43709 SilesNet s.r.o. 🇨🇿 CZ

Announcing 14 prefixes, seen at the RIS collectors.

IPv4 prefixes
7
24,576 (96 × /24)
IPv6 prefixes
7
3 × /32
Upstreams
5
transit providers observed
Peers
6
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS43709
Name
SilesNet s.r.o.
Organisation
SilesNet
Country
🇨🇿 CZ
RIR
RIPENCC
Allocated
2007-09-18
Network type
Cable/DSL/ISP
Traffic levels
20-50Gbps
Scope
Regional
Peering policy
Open
IRR as-set
AS-SILESNET
Looking glass
https://lg.silesnet.net
PeeringDB
net/9538
Exchanges
2

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

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

Whois

Fetched from whois.ripe.net

as-block:       AS43075 - AS44168
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:        2023-12-11T15:09:58Z
last-modified:  2023-12-11T15:09:58Z
source:         RIPE

aut-num:        AS43709
as-name:        SILESNET
org:            ORG-Ss80-RIPE
remarks:        ***************************
remarks:        transit CE Colo Prague (CZ)
remarks:        ***************************
remarks:        Arelion
import:         from AS1299 accept ANY
export:         to AS1299 announce AS-SILESNET
remarks:        ***********************************
remarks:        pni / transit Vodafone Ostrava (CZ)
remarks:        ***********************************
remarks:        Vodafone / CW
import:         from AS16019 accept ANY
export:         to AS16019 announce AS-SILESNET
remarks:        ************************************************************************
remarks:        peering NIX Prague (CZ) / Frankfurt (DE) / Vienna (AT) / Bratislava (SK)
remarks:        ************************************************************************
remarks:        Akamai
import:         from AS20940 accept ANY
export:         to AS20940 announce AS-SILESNET
remarks:        Amazon
import:         from AS16509 accept ANY
export:         to AS16509 announce AS-SILESNET
remarks:        AS112 project
import:         from AS112 accept ANY
export:         to AS112 announce AS-SILESNET
remarks:        Cato Networks
import:         from AS13150 accept ANY
export:         to AS13150 announce AS-SILESNET
remarks:        CloudFlare
import:         from AS13335 accept ANY
export:         to AS13335 announce AS-SILESNET
remarks:        Core-Backbone
import:         from AS33891 accept ANY
export:         to AS33891 announce AS-SILESNET
remarks:        Fastly
import:         from AS54113 accept ANY
export:         to AS54113 announce AS-SILESNET
remarks:        Google
import:         from AS15169 accept ANY
export:         to AS15169 announce AS-SILESNET
remarks:        Hurricane Electric
import:         from AS6939 accept ANY
export:         to AS6939 announce AS-SILESNET
remarks:        i3D.net
import:         from AS49544 accept ANY
export:         to AS49544 announce AS-SILESNET
remarks:        Meta
import:         from AS32934 accept ANY
export:         to AS32934 announce AS-SILESNET
remarks:        Microsoft
import:         from AS8075 accept ANY
export:         to AS8075 announce AS-SILESNET
remarks:        NIX
import:         from AS6881 accept ANY
export:         to AS6881 announce AS-SILESNET
remarks:        NIX RS
import:         from AS47200 accept ANY
export:         to AS47200 announce AS-SILESNET
remarks:        OpenDNS
import:         from AS36692 accept ANY
export:         to AS36692 announce AS-SILESNET
remarks:        Prolexic
import:         from AS32787 accept ANY
export:         to AS32787 announce AS-SILESNET
remarks:        T-Mobile
import:         from AS6855 accept ANY
export:         to AS6855 announce AS-SILESNET
remarks:        Valve
import:         from AS32590 accept ANY
export:         to AS32590 announce AS-SILESNET
remarks:        Zayo
import:         from AS6461 accept ANY
export:         to AS6461 announce AS-SILESNET
remarks:        **************************
remarks:        peering TPIX Katowice (PL)
remarks:        **************************
remarks:        Amazon
import:         from AS16509 accept ANY
export:         to AS16509 announce AS-SILESNET
remarks:        CloudFlare
import:         from AS13335 accept ANY
export:         to AS13335 announce AS-SILESNET
remarks:        Edgio
import:         from AS15133 accept ANY
export:         to AS15133 announce AS-SILESNET
remarks:        Google
import:         from AS15169 accept ANY
export:         to AS15169 announce AS-SILESNET
remarks:        Hurricane Electric
import:         from AS6939 accept ANY
export:         to AS6939 announce AS-SILESNET
remarks:        i3D.net
import:         from AS49544 accept ANY
export:         to AS49544 announce AS-SILESNET
remarks:        Meta
import:         from AS32934 accept ANY
export:         to AS32934 announce AS-SILESNET
remarks:        Netflix
import:         from AS2906 accept ANY
export:         to AS2906 announce AS-SILESNET
remarks:        OVH
import:         from AS16276 accept ANY
export:         to AS16276 announce AS-SILESNET
remarks:        TPIX RS
import:         from AS29535 accept ANY
export:         to AS29535 announce AS-SILESNET
remarks:        Valve
import:         from AS32590 accept ANY
export:         to AS32590 announce AS-SILESNET
remarks:        *******************************
admin-c:        RH1462-RIPE
tech-c:         RH1462-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SILESNET-MNT
created:        2007-09-18T09:11:32Z
last-modified:  2026-06-25T20:27:08Z
source:         RIPE

organisation:   ORG-SS80-RIPE
org-name:       SilesNet s.r.o.
country:        CZ
reg-nr:         25392280
org-type:       LIR
address:        Ostravska 584/12
address:        737 01
address:        Cesky Tesin
address:        CZECH REPUBLIC
phone:          +420555441441
admin-c:        RH1462-RIPE
abuse-c:        SICZ-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        SILESNET-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SILESNET-MNT
created:        2007-08-20T09:47:05Z
last-modified:  2026-05-13T07:21:13Z
source:         RIPE # Filtered

person:         Roman Heczko
address:        SilesNet s. r. o.
address:        Ostravska 584/12
address:        Cesky Tesin
address:        737 01
address:        The Czech Republic
phone:          +420 558 711585
nic-hdl:        RH1462-RIPE
mnt-by:         SILESNET-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2011-05-21T18:03:18Z
source:         RIPE # Filtered