Data as of Nov 8, 2026
38.71.33.0/24
1 residential-proxy exit · 30 daysNova Technology Development (Hong Kong) Limited · space held by Cogent Communications, LLC
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 9, 2026 – Nov 7, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- MangoProxy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 38.0.0.0/8 | AS174 | Internet provider | IP broker Rackdog (part) | 403,985 78,265 always on | Cogent Communications, LLC |
Network & registry
Origin network
AS63981
HK
- Name
- Nova Technology Development (Hong Kong) Limited
- Type
- Internet provider
- Registered
- May 15, 2015
- Domain
- nova.net.cn
- Website
- en.nova.net.cn
- 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
- Oct 2025
- Current origin since
- Oct 2025 · 1.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 38.71.32.0/21 | AS63981 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS63981 | RADB | NOVA-US | MAINT-AS63981 | Oct 11, 2025 |
Whois
Registration for this announcement
- Range
- 38.
0. 0. 0/ 8 - Netname
- COGENT-A
- Registrant
- Cogent Communications, LLC
- Organization
- Cogent Communications, LLC (COGC)
- Org address
- 2450 N Street NW, Washington, DC, 20037
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-38-0-0-0-1
- Created
- Apr 16, 1991
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 16, 1991
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN