Data as of Nov 3, 2026

155.158.56.0/24

3 residential-proxy exits · 30 days

Silesian University of Technology, Computer Centre · space held by Uniwersytet Slaski W Katowicach

Announcement

155.158.0.0/16

RPKI valid

Announced by

AS8508

Type

Business

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

1.2% of its addresses · 30 days

Always-on exits

33% of its exits

Providers

selling exits here

Oct 4, 2026 – Nov 2, 2026

Exits seen per day

1.4K observations

Proxy providers listing exits

2Extract
9Proxy
Ake.net
BartProxies
BottingTools
ByteProxies
Byteful
FlashProxy
FloppyData
GSocks
Geonode
GonzoProxy
Infatica
InfiniteProxies
MangoProxy
NodeProxy
NovaProxy
Oxylabs
Proxy-Seller
Proxyma
Shifter
VitalExclusive

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Announced by

Covering announcement 155.158.0.0/16

Prefix: 155.158.0.0/16
Announced by: AS8508 Silesian University of Technology, Computer Centre
Type: Business
Proxy exits: 140
Always-on exits: 2
RPKI: RPKI valid
Netname: USNET
Registrant: Uniwersytet Slaski W Katowicach
RIR: RIPE NCC

Origin network

AS8508

Name: Silesian University of Technology, Computer Centre
Type: Education
Registered: Oct 13, 1997
Domain: polsl.pl
Website: www.polsl.pl/rju1-ck/sask/
Industry: Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
155.158.0.0/16	AS8508	/16	RIPE	RPKI valid

IRR

Route objects on 155.158.0.0/16

Origin	Registry	Description	Maintainer	Modified
AS8508	RIPE	USNET	PL-CKPOLSL-MNT	May 25, 2004

155.158.56.0/24

Residential-proxy exits

Exits seen per day

Proxy providers listing exits

Network & registry

Covering announcement 155.158.0.0/16

AS8508

Who has announced 155.158.0.0/16

Routing history

Route origin authorizations

Route objects on 155.158.0.0/16

Registration for this announcement

Abuse contact