Data as of Nov 7, 2026
207.136.204.0/24
No anonymizer space · no proxy exits in 30 daysDuncan Telecommunications LLC · space held by FirstLight Networks, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 207.136.192.0/18 since May 2005 | AS5738 | Business | 17 1 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 |
|---|---|---|---|---|---|---|
| 207.136.192.0/18 | 16,384 | FLNET-43 | FirstLight Networks, LLC (FNL-76) · US | Direct Allocation | Jun 13, 1996 | ipabuse@ |
| └ 207.136.204.0/24 | 256 | SOVER-DUNCABLE-10 | Duncan Telecommunications LLC (C02391853) · US | Reassigned | Dec 28, 2009 | ipabuse@ via FLNET-43 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- FirstLight Networks, LLC
- Handle
- FNL-76
- Range
- 207.
136. 192. 0/ 18 - Registration type
- Direct Allocation
- Record created
- Jun 13, 1996
- Legacy
- yes
Origin network
AS54989
US
- Name
- Duncan Telecommunications LLC
- Type
- Internet provider
- Registered
- Feb 11, 2013
- Domain
- duncancable.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
- Sep 2013
- Current origin since
- Jun 2017 · 9.4 yr
- Origin networks
- 2
- Last change of origin
- Feb 2014
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 207.136.204.0/24 | AS54989 | /24 | ARIN | RPKI valid |
| 207.136.192.0/18 | AS5738 | /24 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 207.
136. 204. 0/ 24 - Netname
- SOVER-DUNCABLE-10
- Registrant
- Duncan Telecommunications LLC
- Organization
- Duncan Telecommunications LLC (C02391853)
- Type
- Reassigned
- Handle
- NET-207-136-204-0-1
- Parent
- NET-207-136-192-0-1
- Created
- Dec 28, 2009
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 13, 1996
- Status
- assigned
Report abuse
Abuse contact
- ipabuse@
firstlight. net - Name
- Abuse
- Phone
- +1-518-694-8790
- Handle
- ABUSE719-ARIN