Data as of Nov 8, 2026
128.241.221.0/24
No anonymizer space · no proxy exits in 30 daysTianfeng (Hong Kong) Communications Limited · space held by NTT America, Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 128.241.0.0/16 since May 2005 | AS2914 | Internet provider | 32 4 always on | NTT America, Inc. |
Network & registry
Origin network
AS213802
HK
- Name
- Tianfeng (Hong Kong) Communications Limited
- Type
- Hosting
- Registered
- Nov 26, 2024
- Domain
- tftel.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Feb 2012
- Current origin since
- Jun 2025 · 1.4 yr
- Origin networks
- 2
- Last change of origin
- Jun 2025
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 128.241.220.0/23 | AS213802 | /24 | ARIN | RPKI valid |
| 128.241.0.0/16 | AS2914 | /16 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 128.
241. 0. 0/ 16 - Netname
- NTTA-128-241
- 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-128-241-0-0-1
- Parent
- NET-128-0-0-0-0
- Created
- Jul 26, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 26, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- NTT America Abuse Contact
- Phone
- +1-877-688-6625
- Handle
- NAAC-ARIN