Data as of Nov 15, 2026
207.246.32.0/19
1 anonymizer address · 0.01% · Tor exit1 residential-proxy exit · 30 daysArizona Tri University Network · space held by Arizona Tri-University Network (ASU, UA, NAU)
Residential-proxy exits
Proxy exits
1
0.01% of its addresses · 30 days
Oct 16, 2026 – Nov 14, 2026
Exits seen per day
6 observations
IPv4 market
Path
1 · Holder
record created Nov 8, 1996 · reallocated to Arizona State University Jul 25, 1997
2 · Leased from
not leased
Operators, sellers and brokers
Tor
| Name | Parent | In 207.246.32.0/19 | /24s |
|---|---|---|---|
| Tor | The Tor Project | 10.01% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
207.246.32.0/19
From the registry to its use
- Nov 8, 1996Registry recordArizona Tri-University Network (ASU, UA, NAU)Direct Allocation (legacy, pre-1997)207.246.0.0/18
- Jul 25, 1997ReallocatedArizona State UniversityReallocated207.246.32.0/19
- Dec 4, 2020– today
- May 20, 2022Route objectAS2900 Arizona Tri University NetworkRADB route object for AS2900 Arizona Tri University Network, maintainer MAINT-AS22773
- todayUsedTorTor
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Anonymizer addresses | Operator | Holder | RPKI |
|---|---|---|---|---|---|---|
| 207.246.32.0/20 since Jun 2023 | AS2900 | Business | Arizona Tri-University Network (ASU, UA, NAU) via Arizona State University | |||
| 207.246.48.0/20 since Jun 2023 | AS2900 | Business | 10.02%Tor exit | operated by Tor | Arizona Tri-University Network (ASU, UA, NAU) via Arizona State University |
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 |
|---|---|---|---|---|---|---|
| 207.246.0.0/18 | 16,384 | ATUNOC | Arizona Tri-University Network (ASU, UA, NAU) (ARIZ) · US | Direct Allocation | Nov 8, 1996 | mike. |
| └ 207.246.32.0/19 | 8,192 | ASU-ISP | Arizona State University (ASU) · US | Reallocated | Jul 25, 1997 | mike. |
| └ 207.246.62.0/23 | 512 | BREAKPOINT-BAD | Breakpointing Bad (BB-2123) · US | Reassigned | Jun 26, 2020 | abuse@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
8,192 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 8,191 | >99% | 3 | |
| Tor exitanonymizer | 1 | 0.01% | 1 |
Network & registry
IPv4 market
Holder
- Organization
- Arizona Tri-University Network (ASU, UA, NAU)
- Handle
- ARIZ
- Range
- 207.
246. 0. 0/ 18 - Registration type
- Direct Allocation
- Record created
- Nov 8, 1996
- Legacy
- yes
- Reallocated to
- Arizona State University (ASU)
- Reallocated range
- 207.
246. 32. 0/ 19 - Reallocated
- Jul 25, 1997
Origin network
AS2900
US
- Name
- Arizona Tri University Network
- Type
- Education
- Registered
- Sep 26, 1996
- Domain
- asu.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
- Tor exits
- 2
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2020
- Current origin since
- Dec 2020 · 5.9 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2900 | RADB | CHND | MAINT-AS22773 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 207.
246. 32. 0/ 19 - Netname
- ASU-ISP
- Registrant
- Arizona State University
- Organization
- Arizona State University (ASU)
- Org address
- University Technology Office, Tempe, AZ, 85287
- Org country
- US
- Type
- Reallocated
- Handle
- NET-207-246-32-0-1
- Parent
- NET-207-246-0-0-1
- Created
- Jul 25, 1997
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 8, 1996
- Status
- assigned
Report abuse
Abuse contact
- mike.
brown@ asu. edu - Name
- Arizona State University
- Phone
- +1-855-278-5080
- Handle
- ZA106-ARIN