Data as of Nov 11, 2026
208.72.99.64/29
No anonymizer space · no proxy exits in 30 daysGrid4 Communications, Inc
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 |
|---|---|---|---|---|---|---|
| 208.72.96.0/21 | 2,048 | GRID4-340 | Grid4 Communications, Inc (GRID4) · US | Direct Allocation | Nov 13, 2006 | bphelps@ |
| └ 208.72.99.64/29 | 8 | GRID4-CUSTOMER | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 208.72.96.0/21
- Prefix
- 208.72.96.0/21
- Announced by
- AS36394 Grid4 Communications, Inc
- Type
- Internet provider
- Proxy exits
- 3
- Always-on exits
- 1
- RPKI
- No RPKI
- Netname
- GRID4-340
- Registrant
- Grid4 Communications, Inc
- RIR
- ARIN
Origin network
AS36394
US
- Name
- Grid4 Communications, Inc
- Type
- Internet provider
- Registered
- Dec 20, 2005
- Domain
- grid4.com
- Website
- www.grid4.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 208.72.96.0/21
208.72.96.0/21
Routing history
- Pattern
- Stable
- First seen
- Dec 2006
- Current origin since
- Dec 2006 · 20 yr
- Origin networks
- 1
IRR
Route objects on 208.72.96.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS36394 | RADB | Grid4 Communications, Inc | MAINT-AS27506 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 208.
72. 96. 0/ 21 - Netname
- GRID4-340
- Registrant
- Grid4 Communications, Inc
- Organization
- Grid4 Communications, Inc (GRID4)
- Org address
- 2107 Crooks Rd, Troy, MI, 48084
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-208-72-96-0-1
- Parent
- NET-208-0-0-0-0
- Created
- Nov 13, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 13, 2006
- Status
- assigned
Report abuse
Abuse contact
- bphelps@
grid4. com - Name
- Phelps, Brad
- Phone
- +1-248-244-8100
- Handle
- PHELP5-ARIN