Data as of Nov 8, 2026
208.39.232.0/21
No anonymizer space · no proxy exits in 30 daysZayo Bandwidth
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 208.39.192.0/18 since Apr 2024 | AS6461 | Internet provider | Zayo Bandwidth |
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 |
|---|---|---|---|---|---|---|
| 208.39.192.0/18 | 16,384 | VELOCITUS-MAIN-2 | Zayo Bandwidth (ZAYOB) · US | Direct Allocation | Nov 14, 2000 | abuse@ |
| └ 208.39.232.0/21 | 2,048 | THNA-NETBLOCK-1 | Twelve Horses North America, LLC (THNA) · US | Reallocated | Apr 4, 2005 | abuse@ |
Network & registry
Registry
Holder
- Organization
- Zayo Bandwidth
- Handle
- ZAYOB
- Range
- 208.
39. 192. 0/ 18 - Registration type
- Direct Allocation
- Record created
- Nov 14, 2000
- Reallocated to
- Twelve Horses North America, LLC (THNA)
- Reallocated range
- 208.
39. 232. 0/ 21 - Reallocated
- Apr 4, 2005
Origin network
AS4997
US
- Name
- Zayo Bandwidth
- Type
- Internet provider
- Registered
- Jan 4, 2002
- Domain
- zayo.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
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 208.39.232.0/21 | AS4997 | /21 | ARIN | RPKI valid |
| 208.39.192.0/18 | AS6461 | /18 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 208.
39. 232. 0/ 21 - Netname
- THNA-NETBLOCK-1
- Registrant
- Twelve Horses North America, LLC
- Organization
- Twelve Horses North America, LLC (THNA)
- Org address
- 465 Medford St., Charlestown, MA, 02129
- Org country
- US
- Type
- Reallocated
- Handle
- NET-208-39-232-0-1
- Parent
- NET-208-39-192-0-1
- Created
- Apr 4, 2005
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 14, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
twelvehorses. com - Name
- Network Abuse Team
- Phone
- +1-775-332-3000
- Handle
- NAT3-ARIN