Data as of Nov 10, 2026
208.49.45.136/29
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 |
|---|---|---|---|---|
| 208.49.44.0/23 since Nov 2021 | AS46887 | Unknown | Level 3 Parent, LLC via Fibertech Networks, LLC | |
| 208.49.40.0/21 since Nov 2025 | AS46887 | Unknown | Level 3 Parent, LLC via Fibertech Networks, LLC | |
| 208.49.0.0/16 since May 2005 | AS3549 | Internet provider | Level 3 Parent, LLC |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 208. | 106,496 | LVLT-ORG-208-48-224 | Level 3 Parent, LLC (LPL-141) · US | Direct Allocation | Jul 29, 1999 | abuse@ |
| └ 208.49.40.0/21 | 2,048 | FNL0811630401 | Fibertech Networks, LLC (FNL-4) · US | Reallocated | Apr 27, 2007 | abuse@ |
| └ 208.49.45.136/29 | 8 | HEALTH-PLAN-ONE | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 208.49.45.0/24
- Prefix
- 208.49.45.0/24
- Announced by
- AS46887 Crown Castle Fiber LLC
- Type
- Unknown
- RPKI
- No RPKI
- Netname
- FNL0811630401
- Registrant
- Fibertech Networks, LLC
- RIR
- ARIN
IPv4 market
Holder
- Organization
- Level 3 Parent, LLC
- Handle
- LPL-141
- Range
- 208.
48. 224. 0 - 208. 50. 127. 255 - Registration type
- Direct Allocation
- Record created
- Jul 29, 1999
- Reallocated to
- Fibertech Networks, LLC (FNL-4)
- Reallocated range
- 208.
49. 40. 0/ 21 - Reallocated
- Apr 27, 2007
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
208.49.45.0/24
Routing history
- Pattern
- Stable
- First seen
- Jul 2007
- Current origin since
- May 2019 · 7.5 yr
- Origin networks
- 2
- Last change of origin
- May 2019
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 208.49.45.0/24
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS46887 | RADB | Fibertech Networks, LLC | MAINT-AS27506 | May 23, 2025 |
Whois
Registration for this announcement
- Range
- 208.
49. 40. 0/ 21 - Netname
- FNL0811630401
- Registrant
- Fibertech Networks, LLC
- Organization
- Fibertech Networks, LLC (FNL-4)
- Org address
- 1805 29th Street, Suite 2050, Boulder, CO, 80301
- Org country
- US
- Type
- Reallocated
- Handle
- NET-208-49-40-0-1
- Parent
- NET-208-48-224-0-1
- Created
- Apr 27, 2007
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 29, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
zayo. com - Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN