Data as of Nov 8, 2026
207.21.121.0/24
No anonymizer space · no proxy exits in 30 daysNorwest Venture Partners · space held by NTT America, Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 207.21.0.0/17 since Aug 2016 | AS2914 | Internet provider | 3 | NTT America, Inc. |
Network & registry
Origin network
AS22973
US
- Name
- Norwest Venture Partners
- Type
- Business
- Registered
- Dec 26, 2001
- Domain
- nvp.com
- Industry
- Investment, Portfolio Management, Pensions and Funds
- 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 |
|---|---|---|---|---|
| 207.21.121.0/24 | AS22973 | /24 | ARIN | RPKI valid |
| 207.21.0.0/17 | AS2914 | /17 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS22973 | RADB | Norwest-AS22973(added by MAINT-AS3257) | MAINT-AS3257 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 207.
21. 0. 0 - 207. 21. 191. 255 - Netname
- NTTA-207-21
- Registrant
- NTT America, Inc.
- Organization
- NTT America, Inc. (NTTAM-1)
- Org address
- 15809 Bear Creek Pkwy, Redmond, WA, 98052
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-207-21-0-0-1
- Parent
- NET-207-0-0-0-0
- Created
- May 22, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- May 22, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- NTT America Abuse Contact
- Phone
- +1-877-688-6625
- Handle
- NAAC-ARIN