Data as of Nov 6, 2026
37.221.192.0/21
5 residential-proxy exits · 30 daysnetcup GmbH
Residential-proxy exits
Proxy exits
5
0.24% of its addresses · 30 days
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
24K observations
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 37.221.192.0/22 since Nov 2023 | AS197540 | Hosting | netcup GmbH | |
| 37.221.196.0/22 since Nov 2023 | AS197540 | Hosting | netcup GmbH |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 37.221.192.0/21 | 2,048 | DE-NETCUP-20120410 | netcup GmbH (ORG-NG51-RIPE) · DE | ALLOCATED PA | Apr 10, 2012 | abuse@ |
| └ 37.221.192.0/22 | 1,024 | NETCUP_ | netcup GmbH (ORG-NG51-RIPE) · DE | ASSIGNED PA | Apr 23, 2012 | abuse@ |
| └ 37.221.196.0/22 | 1,024 | NETCUP_ | netcup GmbH (ORG-NG51-RIPE) · DE | ASSIGNED PA | Nov 30, 2012 | abuse@ |
Network & registry
Origin network
AS197540
DE
- Name
- netcup GmbH
- Type
- Hosting
- Registered
- Jan 26, 2011
- Domain
- netcup.de
- Website
- www.netcup.de
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- Tor exits
- 52
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2012
- Current origin since
- Apr 2012 · 15 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 37.
221. 192. 0/ 21 - Netname
- DE-NETCUP-20120410
- Registrant
- netcup GmbH
- Registrant country
- DE
- Organization
- netcup GmbH (ORG-NG51-RIPE)
- Org country
- DE
- Type
- ALLOCATED PA
- Created
- Apr 10, 2012
- Updated
- Mar 13, 2020
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Apr 10, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
netcup. de - Name
- NETCUP ABUSE
- Handle
- NA4042-RIPE