Data as of Nov 9, 2026
66.186.177.0/24
No anonymizer space · no proxy exits in 30 daysFirst Commonwealth Federal Credit Union · space held by FirstLight Networks, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.186.160.0/19 since May 2005 | AS21547 | Business | 19 4 always on | FirstLight 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 |
|---|---|---|---|---|---|---|
| 66.186.160.0/19 | 8,192 | FLNET-18 | FirstLight Networks, LLC (FNL-76) · US | Direct Allocation | Nov 8, 2001 | ipabuse@ |
| └ 66.186.177.0/24 | 256 | FIRST-COMMONWEALTH-FCU | First Commonwealth Federal Credit Union (FCFCU-37) · US | Reassigned | Jun 20, 2025 | — |
Network & registry
Registry
Holder
- Organization
- FirstLight Networks, LLC
- Handle
- FNL-76
- Range
- 66.
186. 160. 0/ 19 - Registration type
- Direct Allocation
- Record created
- Nov 8, 2001
Origin network
AS401728
US
- Name
- First Commonwealth Federal Credit Union
- Type
- Business
- Registered
- May 20, 2025
- Domain
- firstcomcu.org
- Industry
- Banks, Credit Card Companies, Mortgage Providers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Jul 2025 · 1.3 yr
- Origin networks
- 3
- Last change of origin
- Jul 2025
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.186.177.0/24 | AS401728 | /24 | ARIN | RPKI valid |
| 66.186.160.0/19 | AS21547 | /24 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS401728 | ARIN | FirstLight Fiber, Inc. | MNT-FNL-76 | Apr 22, 2026 |
Whois
Registration for this announcement
- Range
- 66.
186. 177. 0/ 24 - Netname
- FIRST-COMMONWEALTH-FCU
- Registrant
- First Commonwealth Federal Credit Union
- Organization
- First Commonwealth Federal Credit Union (FCFCU-37)
- Org address
- 6126 Hamilton Blvd, Allentown, PA, 18106
- Org country
- US
- Type
- Reassigned
- Handle
- NET-66-186-177-0-1
- Parent
- NET-66-186-160-0-1
- Created
- Jun 20, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 8, 2001
- Status
- assigned
Report abuse
Abuse contact
- ipabuse@
firstlight. net - Name
- Abuse
- Phone
- +1-518-694-8790
- Handle
- ABUSE719-ARIN