Data as of Nov 14, 2026
207.246.48.0/20
1 anonymizer address · 0.02% · 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
0.02% of its addresses · 30 days
Oct 15, 2026 – Nov 13, 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 207.246.48.0/20 | /24s |
|---|---|---|---|
| Tor | The Tor Project | 10.02% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
207.246.48.0/20
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
- Nov 17, 2020Route objectAS198949 Radware LtdRADB route object for AS198949 Radware Ltd, maintainer MAINT-AS198949207.246.59.0/24
- Dec 4, 2020– today
- Jun 15, 2023Route objectAS2900 Arizona Tri University NetworkRADB route object for AS2900 Arizona Tri University Network, maintainer MAINT-AS62600-SCN
- Jun 28, 2023– today
- Nov 28, 2023Route objectAS2900 Arizona Tri University NetworkRADB route object for AS2900 Arizona Tri University Network, maintainer MAINT-AS62600-SCN207.246.59.0/24
- todayUsedTorTor
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 207.246.32.0/19 since Dec 2020 | AS2900 | Business | 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
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 4,095 | >99% | 2 | |
| Tor exitanonymizer | 1 | 0.02% | 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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2023
- Current origin since
- Jun 2023 · 3.4 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2900 | RADB | Proxy Register for ASU | MAINT-AS62600-SCN | Nov 13, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 207.246.59.0/24 | AS2900 | RADB | ASU PREFIX | MAINT-AS62600-SCN | Nov 28, 2023 |
| 207.246.59.0/24 | AS198949 | RADB | I2_Sun_Corridor | MAINT-AS198949 | 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