Data as of Nov 14, 2026
159.100.0.0/19
14 residential-proxy exits · 30 daysfirstcolo GmbH
Residential-proxy exits
Proxy exits
14
0.17% of its addresses · 30 days
Always-on exits
4
29% of its exits
Spread
6 of 32
/24s with at least one exit
Providers
51
selling exits here
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
7.8K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 159.100.19.0/24 | 4 | 4 | |
| 159.100.17.0/24 | 0 | 3 | |
| 159.100.30.0/24 | 0 | 2 | |
| 159.100.6.0/24 | 0 | 1 | |
| 159.100.22.0/24 | 0 | 1 | |
| 159.100.29.0/24 | 0 | 1 |
Proxy providers listing exits
- 711Proxy
- Ake.net
- AnyIP
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- Decodo
- Evomi
- FROXY
- FlashProxy
- FloppyData
- GSocks
- Geonix
- Geonode
- GonzoProxy
- IPFly
- IPRoyal
- Infatica
- InfiniteProxies
- Kookey
- LemonLabs
- LemonPrime
- LudaxProxy
- MangoProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PROXYSCRAPE
- PrivateProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyHat
- ProxyRack
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- SPYDERPROXY_BASIC
- Shifter
- Thordata
- ThunderProxy
- VantageProxies
- VibeProxies
- VitalExclusive
- VitalProxy
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 159.100.4.0/24 since Jan 2024 | AS44066 | Hosting | firstcolo GmbH | ||
| 159.100.6.0/24 since Aug 2025 | AS214036 | Hosting | 1 | firstcolo GmbH | |
| 159.100.8.0/24 since Nov 12, 2026 | AS44066 | Hosting | firstcolo GmbH | ||
| 159.100.9.0/24 since Aug 2025 | AS214036 | Hosting | firstcolo GmbH | ||
| 159.100.10.0/23 since Sep 2021 | AS44066 | Hosting | firstcolo GmbH | ||
| 159.100.13.0/24 since Aug 2025 | AS214036 | Hosting | firstcolo GmbH | ||
| 159.100.14.0/24 since Aug 2025 | AS214036 | Hosting | firstcolo GmbH | ||
| 159.100.17.0/24 since Aug 2025 | AS214036 | Hosting | 3 | firstcolo GmbH | |
| 159.100.18.0/24 since Aug 2025 | AS214036 | Hosting | firstcolo GmbH | ||
| 159.100.19.0/24 since Aug 2025 | AS214036 | Hosting | 4 4 always on | firstcolo GmbH | |
| 159.100.20.0/24 since Aug 2025 | AS214036 | Hosting | firstcolo GmbH | ||
| 159.100.22.0/24 since Aug 2025 | AS214036 | Hosting | 1 | firstcolo GmbH | |
| 159.100.24.0/22 since Jan 2017 | AS203833 | Hosting | firstcolo GmbH | ||
| 159.100.29.0/24 since Aug 2025 | AS214036 | Hosting | 1 | firstcolo GmbH | |
| 159.100.30.0/24 since Aug 2025 | AS214036 | Hosting | 2 | firstcolo 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 |
|---|---|---|---|---|---|---|
| 159.100.0.0/19 | 8,192 | DE-FIRSTCOLO | firstcolo GmbH (ORG-AISG3-RIPE) · DE | LEGACY | Oct 21, 2016 | abuse@ |
| └ 159.100.6.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | Oct 27, 2023 | u-abuse@ |
| └ 159.100.9.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | Sep 8, 2023 | u-abuse@ |
| └ 159.100.13.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | Sep 8, 2023 | u-abuse@ |
| └ 159.100.14.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | May 17, 2024 | u-abuse@ |
| └ 159.100.17.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | May 17, 2024 | u-abuse@ |
| └ 159.100.18.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | Sep 3, 2025 | u-abuse@ |
| └ 159.100.19.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | Sep 3, 2025 | u-abuse@ |
| └ 159.100.20.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | May 17, 2024 | u-abuse@ |
| └ 159.100.22.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | Aug 7, 2023 | u-abuse@ |
| └ 159.100.29.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | Sep 8, 2023 | u-abuse@ |
| └ 159.100.30.0/24 | 256 | ULTAHOST | UltaHost Inc (ORG-UI47-RIPE) · US | LEGACY | Sep 8, 2023 | u-abuse@ |
Network & registry
Origin network
AS44066
DE
- Name
- firstcolo GmbH
- Type
- Hosting
- Registered
- Nov 13, 2007
- Domain
- firstcolo.net
- Website
- firstcolo.net
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2016
- Current origin since
- Oct 2016 · 10 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 159.
100. 0. 0/ 19 - Netname
- DE-FIRSTCOLO
- Registrant
- firstcolo GmbH
- Registrant country
- DE
- Organization
- firstcolo GmbH (ORG-AISG3-RIPE)
- Org country
- DE
- Type
- LEGACY
- Created
- Oct 21, 2016
- Updated
- Sep 8, 2023
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Mar 31, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
first-colo. net - Name
- firstcolo NOC
- Handle
- ACC-RIPE