Data as of Nov 11, 2026
152.22.0.0/16
46 residential-proxy exits · 30 daysMCNC
Residential-proxy exits
Proxy exits
46
0.07% of its addresses · 30 days
Spread
34 of 256
/24s with at least one exit
Providers
5
selling exits here
Oct 12, 2026 – Nov 10, 2026
Exits seen per day
117 observations
/24s with the most always-on exits
Proxy providers listing exits
- AnyIP
- Elusive
- ProxyEmpire
- RoamProxy
- Shifter
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 152.22.0.0/23 since Feb 2006 | AS17031 | Business | 2 | MCNC | |
| 152.22.32.0/21 since Mar 2026 | AS81 | Business | 8 | MCNC | |
| 152.22.40.0/21 since Mar 2026 | AS81 | Business | 7 | MCNC | |
| 152.22.48.0/21 since Sep 2024 | AS81 | Business | 9 | MCNC | |
| 152.22.64.0/21 since Nov 2021 | AS81 | Business | 1 | MCNC | |
| 152.22.72.0/21 since Nov 2021 | AS81 | Business | MCNC | ||
| 152.22.80.0/21 since Nov 2021 | AS81 | Business | 3 | MCNC | |
| 152.22.224.0/20 since Nov 2025 | AS13371 | Business | MCNC | ||
| 152.22.240.0/20 since Mar 2022 | AS19718 | Business | MCNC |
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 |
|---|---|---|---|---|---|---|
| 152.22.0.0/16 | 65,536 | NCREN-B22 | MCNC (MCNC-Z) · US | Direct Allocation | Aug 8, 1994 | abuse@ |
| └ 152.22.0.0/23 | 512 | WSFCS-NET | Winston-Salem/Forsyth County Schools (WCS-153) · US | Reassigned | Oct 12, 2005 | — |
| └ 152.22.224.0/20 | 4,096 | NCREN-DUKE-PARALLEL-IPV4-1 | Duke University (DUKEUN) · US | Reassigned | Dec 3, 2021 | datacom-hostmaster@ |
Network & registry
Origin network
AS81
US
- Name
- MCNC
- Type
- Education
- Registered
- Aug 7, 1986
- Domain
- mcnc.org
- Website
- www.mcnc.org
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2019
- Current origin since
- Jan 2019 · 7.8 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 152.22.0.0/16 | AS81 | /16 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS81 | ARIN | Autogenerated route object | MNT-MCNC-Z | Feb 12, 2026 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 152.22.96.0/21 | AS81 | ARIN | Autogenerated route object | MNT-MCNC-Z | Feb 12, 2026 |
| 152.22.104.0/21 | AS81 | ARIN | Autogenerated route object | MNT-MCNC-Z | Feb 12, 2026 |
| 152.22.112.0/21 | AS81 | ARIN | Autogenerated route object | MNT-MCNC-Z | Feb 12, 2026 |
Whois
Registration for this announcement
- Range
- 152.
22. 0. 0/ 16 - Netname
- NCREN-B22
- Registrant
- MCNC
- Organization
- MCNC (MCNC-Z)
- Org address
- 3021 E. Cornwallis Rd, Durham, NC, 27713-2852
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-152-22-0-0-1
- Parent
- NET-152-0-0-0-0
- Created
- Aug 8, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 8, 1994
- Status
- assigned
Report abuse
Abuse contact
- abuse@
mcnc. org - Name
- Abuse Contact
- Phone
- +1-919-248-4111
- Handle
- ABUSE3348-ARIN