Data as of Nov 5, 2026
81.6.4.104/29
No anonymizer space · no proxy exits in 30 daysgreen.ch AG
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 |
|---|---|---|---|---|---|---|
| 81.6.0.0/19 | 8,192 | CH-GREEN-20020613 | green.ch AG (ORG-GCA1-RIPE) · CH | ALLOCATED PA | Aug 18, 2016 | abuse@ |
| └ 81.6.4.104/29 | 8 | ITWARE-G-CH-NET | ITware GmbH, Remigen, Switzerland | ASSIGNED PA | Sep 16, 2002 | abuse@ via CH-GREEN-20020613 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 81.6.0.0/19
- Prefix
- 81.6.0.0/19
- Announced by
- AS1836 green.ch AG
- Type
- Residential
- Proxy exits
- 9
- RPKI
- RPKI valid
- Netname
- CH-GREEN-20020613
- Registrant
- green.ch AG
- RIR
- RIPE NCC
Origin network
AS1836
CH
- Name
- green.ch AG
- Type
- Internet provider
- Registered
- Sep 1, 1993
- Domain
- green.ch
- Website
- www.greendatacenter.ch/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 81.6.0.0/19
81.6.0.0/19
Routing history
- Pattern
- Stable
- First seen
- Sep 2016
- Current origin since
- Sep 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.6.0.0/19 | AS1836 | /20 | RIPE | RPKI valid |
IRR
Route objects on 81.6.0.0/19
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS1836 | RIPE | green.ch ag, Brugg, Switzerland | AS1836-MNT | Aug 12, 2016 |
Whois
Registration for this announcement
- Range
- 81.
6. 0. 0/ 19 - Netname
- CH-GREEN-20020613
- Registrant
- green.ch AG
- Registrant country
- CH
- Organization
- green.ch AG (ORG-GCA1-RIPE)
- Org country
- CH
- Type
- ALLOCATED PA
- Created
- Aug 18, 2016
- Updated
- Sep 15, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CH
- Delegated
- Jun 13, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse@
green. ch - Name
- Abuse Contact green.ch AG
- Handle
- ACGA1-RIPE