Data as of Nov 5, 2026
208.49.44.0/23
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 |
|---|---|---|---|---|
| 208.49.40.0/21 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 |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 208.49.44.0/24 since May 2019 | AS46887 | Unknown | Level 3 Parent, LLC via Fibertech Networks, LLC | |
| 208.49.45.0/24 since May 2019 | AS46887 | Unknown | Level 3 Parent, LLC via Fibertech Networks, 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 |
|---|---|---|---|---|---|---|
| 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@ |
| └ 208.49.44.0/29 | 8 | CHRISTIANA-CARE-HEALTH-SERVICES | unknown | — | — | — |
| └ 208.49.44.8/29 | 8 | IDEAL-INTEGRATIONS | unknown | — | — | — |
| └ 208.49.44.16/28 | 16 | SEEGRID-CORPORATION | unknown | — | — | — |
| └ 208.49.44.32/28 | 16 | NETWORK-ACCESS | unknown | — | — | — |
| └ 208.49.44.48/30 | 4 | KIDS-PLUS-PEDIATRICS-PC | unknown | — | — | — |
| └ 208.49.44.56/29 | 8 | ELG-HANIEL-METALS | unknown | — | — | — |
| └ 208.49.44.72/30 | 4 | INDEPENDENT-HEALTH | unknown | — | — | — |
| └ 208.49.44.76/30 | 4 | HUDSON-FIBER-NETWORK | unknown | — | — | — |
| └ 208.49.44.80/28 | 16 | IDEAL-INTEGRATIONS | unknown | — | — | — |
| └ 208.49.44.96/27 | 32 | HEFREN-TILLOTSON-INC | unknown | — | — | — |
| └ 208.49.44.128/27 | 32 | IDEAL-INTEGRATIONS | unknown | — | — | — |
| └ 208.49.44.160/30 | 4 | EINETWORK | unknown | — | — | — |
| └ 208.49.44.168/29 | 8 | MINE-SAFETY-APPLIANCE | unknown | — | — | — |
| └ 208.49.44.176/30 | 4 | HUDSON-FIBER-NETWORK | unknown | — | — | — |
| └ 208.49.44.180/30 | 4 | PITTSBURGH-PUBLIC-SCHOOL-DISTRICT | unknown | — | — | — |
| └ 208.49.44.184/30 | 4 | ELG-HANIEL-METALS | unknown | — | — | — |
| └ 208.49.44.192/26 | 64 | MOODY-NATIONAL-CY-PITTSBURGH-SHADYSIDE-LLC | unknown | — | — | — |
| └ 208.49.45.0/26 | 64 | FT1-ENTHONE | unknown | — | — | — |
| └ 208.49.45.64/30 | 4 | CALL-BEFORE-YOU-DIG-INC | unknown | — | — | — |
| └ 208.49.45.68/30 | 4 | WESTERN-CONNECTICUT-HEALTH-NETWORK | unknown | — | — | — |
| └ 208.49.45.72/29 | 8 | ALDEN-HD-EVENT-SOLUTIONS-LLC | unknown | — | — | — |
| └ 208.49.45.80/29 | 8 | WATSON-FOODS-INC | unknown | — | — | — |
| └ 208.49.45.88/29 | 8 | GASTROENTEROLOGY-CENTER-OF-CONNECTICUT | unknown | — | — | — |
| └ 208.49.45.96/29 | 8 | NBC-UNIVERSAL | unknown | — | — | — |
| └ 208.49.45.104/30 | 4 | AMNET-SYSTEMS | unknown | — | — | — |
| └ 208.49.45.108/30 | 4 | FARM-CREDIT-FINANCIAL-PARTNERS-INC | unknown | — | — | — |
| └ 208.49.45.112/28 | 16 | FT2-STANDARD-OIL | unknown | — | — | — |
| └ 208.49.45.128/29 | 8 | REVEAL-42-INC | unknown | — | — | — |
| └ 208.49.45.136/29 | 8 | HEALTH-PLAN-ONE | unknown | — | — | — |
| └ 208.49.45.144/29 | 8 | CHIMENET | unknown | — | — | — |
| └ 208.49.45.152/29 | 8 | BL-COMPANIES-2 | unknown | — | — | — |
| └ 208.49.45.160/29 | 8 | HEALTH-PLAN-ONE | unknown | — | — | — |
| └ 208.49.45.168/30 | 4 | CENTERPLAN-CONSTRUCTION-COMPANY | unknown | — | — | — |
| └ 208.49.45.172/30 | 4 | BL-COMPANIES-4 | unknown | — | — | — |
| └ 208.49.45.176/29 | 8 | BRIDGEPORT-FITTINGS | unknown | — | — | — |
| └ 208.49.45.184/29 | 8 | FT1-HEALTH-PLAN-ONE | unknown | — | — | — |
| └ 208.49.45.200/29 | 8 | FT1-BYRAM-HEALTHCARE-CENTERS | unknown | — | — | — |
| └ 208.49.45.208/28 | 16 | FT1-INTELLISPONSE-INC | unknown | — | — | — |
| └ 208.49.45.224/28 | 16 | REGIONAL-WATER-AUTHORITY-TEST | unknown | — | — | — |
| └ 208.49.45.240/29 | 8 | MILLER-FORD-NISSAN | unknown | — | — | — |
| └ 208.49.45.248/30 | 4 | EDGE-TECHNOLOGY-GROUP | unknown | — | — | — |
| └ 208.49.45.252/30 | 4 | NORWICH-PUBLIC-UTILITIES | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
512 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 476 | 93% | 40 | |
| Unknown | 36 | 7.0% | 7 |
Network & registry
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
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2021
- Current origin since
- Nov 2021 · 5.0 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| 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