Data as of Nov 3, 2026
77.90.158.0/24
6 residential-proxy exits · 30 daysSculk Ltd. · space held by K&K Kommunikationssysteme GmbH
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Residential-proxy exits
Proxy exits
6
2.3% of its addresses · 30 days
Providers
17
selling exits here
Oct 4, 2026 – Nov 2, 2026
Exits seen per day
136 observations
Proxy providers listing exits
- 2Extract
- BirdProxies
- Byteful
- GSocks
- Geonix
- GonzoProxy
- Infatica
- LemonLabs
- MangoProxy
- NodeProxy
- NovaProxy
- Proxy-Seller
- ProxyEmpire
- Proxyma
- RainProxy
- Shifter
- VitalExclusive
IPv4 market
Path
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
77.90.158.0/24
From the registry to its use
- Apr 19, 2007Registry recordK&K Kommunikationssysteme GmbHALLOCATED PA77.90.128.0/18
- Aug 5, 2018– Nov 20, 2018
- Apr 26, 2019– May 19, 2019
- May 8, 2019– Jun 12, 2019
- Jun 13, 2019– Sep 16, 2019
- Nov 28, 2019– Jun 13, 2021
- Jan 9, 2021– Feb 13, 2021
- Jun 26, 2021– Sep 12, 2022
- Sep 25, 2022– Jan 30, 2026
- Jan 31, 2026– Apr 12, 2026
- Apr 1, 2026– Apr 24, 2026
- Apr 25, 2026– Nov 2, 2026
- May 7, 2026– May 18, 2026
- May 12, 2026AssignedSculk Ltd.ASSIGNED PA77.90.158.0/24
- May 12, 2026Route objectAS213529 Sculk Ltd.RIPE route object for AS213529 Sculk Ltd., maintainer QWARTA-MNT MNT-RAPIDNET
- todayLeased fromAce Data CentersIP broker
- todayLeased fromInterLIRLessor
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 |
|---|---|---|---|---|---|---|
| 77.90.128.0/18 | 16,384 | DE-RAPIDNET-20070419 | K&K Kommunikationssysteme GmbH (ORG-KKG3-RIPE) · DE | ALLOCATED PA | Apr 19, 2007 | [email protected] |
| └ 77.90.158.0/24 | 256 | SCULK | Sculk Ltd. (ORG-SCLK1-RIPE) · GB | ASSIGNED PA | May 12, 2026 | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- K&K Kommunikationssysteme GmbH
- Handle
- ORG-KKG3-RIPE
- Range
- 77.90.128.0/18
- Registration type
- ALLOCATED PA
- Record created
- Apr 19, 2007
Origin network
AS213529
GB
- Name
- Sculk Ltd.
- Type
- Hosting
- Registered
- Jan 23, 2025
- Domain
- sculk.ltd
- Website
- sculk.ltd/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
latest 12 of 18 stints
Summary
Routing history
- Pattern
- Rotating
- First seen
- Dec 2013
- Current origin since
- Apr 2026 · 6 mo
- Origin networks
- 14
- Last change of origin
- May 2026
Recorded history
History
- Stints on record
- 18
- Handoffs
- 17
Whois
Registration for this announcement
- Range
- 77.90.158.0/24
- Netname
- SCULK
- Registrant
- Sculk Ltd.
- Registrant country
- DE
- Organization
- Sculk Ltd. (ORG-SCLK1-RIPE)
- Org country
- GB
- Type
- ASSIGNED PA
- Created
- May 12, 2026
- Updated
- May 29, 2026
- Maintainer
- QWARTA-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Apr 19, 2007
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- SCULK LTD Abuse Role
- Handle
- SLAR5-RIPE