Data as of Nov 8, 2026
206.57.19.0/24
No anonymizer space · no proxy exits in 30 daysCrown Castle Fiber LLC · space held by Level 3 Parent, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 206.57.0.0/17 since May 2005 | AS3549 | Internet provider | Level 3 Parent, LLC |
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 |
|---|---|---|---|---|---|---|
| 206.57.0.0/17 | 32,768 | LVLT-ORG-206-57 | Level 3 Parent, LLC (LPL-141) · US | Direct Allocation | Jun 26, 1995 | abuse@ |
| └ 206.57.19.0/24 | 256 | GX-FRO2003673791DIR | Lightower Fiber Networks (LIGHT-141) · US | Reallocated | Apr 27, 2009 | — |
Network & registry
IPv4 market
Holder
- Organization
- Level 3 Parent, LLC
- Handle
- LPL-141
- Range
- 206.
57. 0. 0/ 17 - Registration type
- Direct Allocation
- Record created
- Jun 26, 1995
- Legacy
- yes
- Reallocated to
- Lightower Fiber Networks (LIGHT-141)
- Reallocated range
- 206.
57. 19. 0/ 24 - Reallocated
- Apr 27, 2009
Origin network
AS46887
US
- Name
- Crown Castle Fiber LLC
- Type
- Internet provider
- Registered
- Apr 13, 2009
- Domain
- zayo.com
- Website
- www.crowncastle.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2010
- Current origin since
- Dec 2010 · 16 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS46887 | ARIN | Lightower_206_57_19_0_24 | MNT-LIGHT-141 | Jun 13, 2011 |
Whois
Registration for this announcement
- Range
- 206.
57. 19. 0/ 24 - Netname
- GX-FRO2003673791DIR
- Registrant
- Lightower Fiber Networks
- Organization
- Lightower Fiber Networks (LIGHT-141)
- Org address
- 1805 29th Street, Suite 2050, Boulder, CO, 80301
- Org country
- US
- Type
- Reallocated
- Handle
- NET-206-57-19-0-1
- Parent
- NET-206-57-0-0-1
- Created
- Apr 27, 2009
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 26, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
zayo. com - Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN