Data as of Nov 8, 2026
37.49.155.0/24
No anonymizer space · no proxy exits in 30 daysSysEleven GmbH
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 |
|---|---|---|---|---|---|---|
| 37.49.152.0/21 | 2,048 | DE-SYSELEVEN-20120126 | SysEleven GmbH (ORG-SG57-RIPE) · DE | ALLOCATED PA | Aug 27, 2019 | ripe-abuse@ |
| └ 37.49.155.0/28 | 16 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Mar 2, 2020 | ripe-abuse@ |
| └ 37.49.155.16/29 | 8 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.24/31 | 2 | INFRA-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jun 3, 2021 | ripe-abuse@ |
| └ 37.49.155.26/31 | 2 | INFRA-MGMT-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jun 30, 2021 | ripe-abuse@ |
| └ 37.49.155.28/30 | 4 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Aug 26, 2019 | ripe-abuse@ |
| └ 37.49.155.32/30 | 4 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.36/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Aug 16, 2022 | ripe-abuse@ |
| └ 37.49.155.38/31 | 2 | INFRA-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.40/30 | 4 | INFRA-SERVICE-APP-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.44/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Sep 23, 2022 | ripe-abuse@ |
| └ 37.49.155.46/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.56/29 | 8 | INFRA-SERVICE-APP-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.64/28 | 16 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.96/29 | 8 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Aug 26, 2019 | ripe-abuse@ |
| └ 37.49.155.104/29 | 8 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.112/31 | 2 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jun 24, 2022 | ripe-abuse@ |
| └ 37.49.155.116/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.118/31 | 2 | CUST-ACCESS-NET-FREIFUNK-BERLIN | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | abuse@ |
| └ 37.49.155.120/31 | 2 | INFRA-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Dec 8, 2021 | ripe-abuse@ |
| └ 37.49.155.122/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | May 5, 2022 | ripe-abuse@ |
| └ 37.49.155.124/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | May 5, 2022 | ripe-abuse@ |
| └ 37.49.155.126/31 | 2 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jun 9, 2022 | ripe-abuse@ |
| └ 37.49.155.128/28 | 16 | INFRA-MGMT-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.144/29 | 8 | INFRA-SERVICE-APP-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.160/29 | 8 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.168/29 | 8 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.176/31 | 2 | INFRA-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.178/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.184/29 | 8 | INFRA-SERVICE-APP-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.192/28 | 16 | INFRA-SERVICE-APP-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.216/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Oct 7, 2022 | ripe-abuse@ |
| └ 37.49.155.218/31 | 2 | CUST-ACCESS-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | May 13, 2022 | ripe-abuse@ |
| └ 37.49.155.220/30 | 4 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.224/28 | 16 | INFRA-ROUTING-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.240/31 | 2 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.242/31 | 2 | INFRA-SERVICE-APP-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
| └ 37.49.155.244/30 | 4 | CUST-TRANSFER-NET | SysEleven GmbH (ORG-SG57-RIPE) · DE | ASSIGNED PA | Jul 25, 2019 | ripe-abuse@ |
Network & registry
Announced by
Covering announcement 37.49.152.0/21
- Prefix
- 37.49.152.0/21
- Announced by
- AS25291 SysEleven GmbH
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- DE-SYSELEVEN-20120126
- Registrant
- SysEleven GmbH
- RIR
- RIPE NCC
Origin network
AS25291
DE
- Name
- SysEleven GmbH
- Type
- Hosting
- Registered
- Dec 7, 2009
- Domain
- secunet.cloud
- Website
- www.secunet.cloud
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 37.49.152.0/21
37.49.152.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2012
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.49.152.0/21 | AS25291 | /24 | RIPE | RPKI valid |
IRR
Route objects on 37.49.152.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS25291 | RIPE | SysEleven Global Network - Aggregate route object | SYS11-MNT | Jul 30, 2019 |
Whois
Registration for this announcement
- Range
- 37.
49. 152. 0/ 21 - Netname
- DE-SYSELEVEN-20120126
- Registrant
- SysEleven GmbH
- Registrant country
- DE
- Organization
- SysEleven GmbH (ORG-SG57-RIPE)
- Org country
- DE
- Type
- ALLOCATED PA
- Created
- Aug 27, 2019
- Updated
- Aug 27, 2019
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Jan 26, 2012
- Status
- assigned
Report abuse
Abuse contact
- ripe-abuse@
syseleven. de - Name
- SysEleven Network Operation Center
- Handle
- SNO9-RIPE