Silesian University of Technology, Computer Centre
AS8508 is Silesian University of Technology, Computer Centre (silweb.pl). It announces 160,000 IPv4 addresses in 15 prefixes, and 3 IPv6 prefixes.
Poland· RIPE· allocated 1997-10-13· education
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Poland160,000 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- SILWEB-AS-EDU
- name
- Silesian University of Technology, Computer Centre
- org
- ORG-CSUo1-RIPE
- org name
- Silesian University of Technology, Computer Centre
- org address
- ul. Akademicka 16, 44-100, Gliwice, POLAND
- org country
- PL
- country
- PL
- source
- ripe
- status
- ASSIGNED
- updated
- 2019-12-04
- descr
- SILWEB Autonomous System - Academic / Silesian Regional Computer Network / Poland
- remarks
- ---------------- UPSTREAM ----------------------------------- / ---------------- PIONIER ------------------------------------ / ---------------- PEERINGS ----------------------------------- / ---------------- import ------------------------------------- / SASK / ---------------- export ------------------------------------- / SASK / ---------------- mp-import ---------------------------------- / UPSTREAM / PIONIER / PEERINGS / ---------------- mp-export ---------------------------------- / UPSTREAM / PIONIER
- maintainer
- RIPE-NCC-END-MNT|PL-CKPOLSL-MNT
- abuse name
- PL-CKPOLSL Hostmaster Team
- abuse email
- abuse@silweb.pl
- abuse phone
- +48 32 2372175
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP432forcepoint_ngfw0.27%
- geonix, proxyseller, geonode0.04%
- None here
- None here
- None here
- None here
- Hosting IP6,6564.16%
- None here
- None here
- None here
- SSH IP1410.09%
- SMTP IP220.01%
- 0.03%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 83.230.64.0/20 | Poland | valid | 19 | 2026-10-02 |
| 83.230.64.0/21 | Poland | valid | 19 | 2026-10-02 |
| 83.230.96.0/19 | Poland | valid | 19 | 2026-10-02 |
| 83.230.99.0/24 | Poland | valid | 19 | 2026-10-02 |
| 83.230.110.0/24 | Poland | valid | 19 | 2026-10-02 |
| 83.230.118.0/23 | Poland | valid | 19 | 2026-10-02 |
| 91.220.103.0/24 | Poland | valid | 19 | 2026-10-02 |
| 155.158.0.0/16 | Poland | valid | 19 | 2026-10-02 |
| 157.158.0.0/16 | Poland | valid | 19 | 2026-10-02 |
| 212.106.176.0/20 | Poland | valid | 19 | 2026-10-02 |
| 212.106.183.0/24 | Poland | valid | 19 | 2026-10-02 |
| 212.106.184.0/22 | Poland | valid | 19 | 2026-10-02 |
| 213.227.80.0/20 | Poland | valid | 19 | 2026-10-02 |
| 213.227.88.0/21 | Poland | valid | 19 | 2026-10-02 |
| 213.227.96.0/19 | Poland | valid | 19 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
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