Data as of Nov 15, 2026
85.11.80.240/28
No anonymizer space · no proxy exits in 30 daysSileman Sp. z o.o.
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin May 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 85.11.64.0/18 since May 2005 | AS30851 | Internet provider | 71 1 always on | Sileman Sp. z o.o. |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 85.11.64.0/18 | 16,384 | PL-SGMI-20050228 | Sileman Sp. z o.o. (ORG-SGMI1-RIPE) · PL | ALLOCATED PA | Feb 28, 2005 | abuse@ |
| └ 85.11.80.240/28 | 16 | ALPEX-BYTOM-PL | "ALPEX", Przedsiebiorstwo Budownictwa Gorniczego Sp. z o.o. (ORG-AL286-RIPE) | ASSIGNED PA | May 21, 2013 | alpex@ |
Network & registry
Announced by
Covering announcement 85.11.80.0/20
- Prefix
- 85.11.80.0/20
- Announced by
- AS30851 Sileman Sp. z o.o.
- Type
- Internet provider
- Proxy exits
- 24
- RPKI
- No RPKI
- Netname
- PL-SGMI-20050228
- Registrant
- Sileman Sp. z o.o.
- RIR
- RIPE NCC
Origin network
AS30851
PL
- Name
- Sileman Sp. z o.o.
- Type
- Internet provider
- Registered
- Dec 19, 2003
- Domain
- sileman.pl
- Website
- sileman.pl/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
85.11.80.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2026
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 1
IRR
Route objects on 85.11.80.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS30851 | RIPE | Sileman Sp. z o.o. routing policy | SGMI-MNT | Apr 16, 2026 |
Whois
Registration for this announcement
- Range
- 85.
11. 64. 0/ 18 - Netname
- PL-SGMI-20050228
- Registrant
- Sileman Sp. z o.o.
- Registrant country
- PL
- Organization
- Sileman Sp. z o.o. (ORG-SGMI1-RIPE)
- Org country
- PL
- Type
- ALLOCATED PA
- Created
- Feb 28, 2005
- Updated
- Jun 27, 2018
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- PL
- Delegated
- Feb 28, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
sileman. pl - Name
- Sileman Sp. z o.o. Network Operations
- Handle
- SILM3-RIPE