Data as of Nov 10, 2026
4.21.203.0/24
4 residential-proxy exits · 30 daysLevel 3 Parent, LLC
Residential-proxy exits
Proxy exits
4
1.6% of its addresses · 30 days
Always-on exits
1
25% of its exits
Providers
20
selling exits here
Oct 11, 2026 – Nov 9, 2026
Exits seen per day
2.9K observations
Proxy providers listing exits
- CliProxy
- Decodo
- EnigmaProxy
- FLEETPROXY
- FastProxy
- FloppyData
- GloryCloud
- IPFly
- IPMUSK
- LudaxProxy
- NovaProxy
- Oxylabs
- PROXYSCRAPE
- Proxiware
- ProxyEmpire
- PuraRoute
- RainProxy
- SPYDERPROXY_PREMIUM
- VantageProxies
- ZENPROXY_LITE
Network & registry
Announced by
Covering announcement 4.0.0.0/9
Origin network
AS3356
US
- Name
- Level 3 Parent, LLC
- Type
- Internet provider
- Registered
- Mar 10, 2000
- Domain
- lumen.com
- Website
- www.lumen.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 4.0.0.0/9
4.0.0.0/9
Routing history
- Pattern
- Stable
- First seen
- Feb 2006
- Current origin since
- Feb 2006 · 21 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 4.
0. 0. 0/ 9 - Netname
- LVLT-ORG-4-8
- Registrant
- Level 3 Parent, LLC
- Organization
- Level 3 Parent, LLC (LPL-141)
- Org address
- 100 CenturyLink Drive, Monroe, LA, 71203
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-4-0-0-0-1
- Parent
- NET-4-0-0-0-0
- Created
- Dec 1, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 1, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
level3. com - Name
- L3 Abuse Contact
- Phone
- +1-877-453-8353
- Handle
- LAC56-ARIN