Data as of Nov 13, 2026
72.233.156.0/22
15 residential-proxy exits · 30 daysSeattle Pacific University · space held by Washington State K-20 Telecommunications Network
Residential-proxy exits
Proxy exits
15
1.5% of its addresses · 30 days
Spread
2 of 4
/24s with at least one exit
Providers
2
selling exits here
Oct 14, 2026 – Nov 11, 2026
Exits seen per day
144 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 72.233.159.0/24 | 0 | 10 | |
| 72.233.157.0/24 | 0 | 5 |
Proxy providers listing exits
- ColaProxy
- Thordata
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 72.233.128.0/18 since Dec 2011 | AS54032 | Business | 110 | Washington State K-20 Telecommunications Network |
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 |
|---|---|---|---|---|---|---|
| 72.233.128.0/17 | 32,768 | WA-K20-BLK9 | Washington State K-20 Telecommunications Network (WSKT) · US | Direct Allocation | Mar 24, 2008 | uw-noc@ |
| └ 72.233.128.0/18 | 16,384 | SEA-PAC-UNIV | Seattle Pacific University (SPU) · US | Reassigned | Apr 3, 2008 | cruza@ |
Network & registry
Registry
Holder
- Organization
- Washington State K-20 Telecommunications Network
- Handle
- WSKT
- Range
- 72.
233. 128. 0/ 17 - Registration type
- Direct Allocation
- Record created
- Mar 24, 2008
Origin network
AS54032
US
- Name
- Seattle Pacific University
- Type
- Education
- Registered
- Sep 12, 2011
- Domain
- spu.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2013
- Current origin since
- Nov 2013 · 13 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 72.233.156.0/22 | AS54032 | /24 | ARIN | RPKI valid |
| 72.233.128.0/18 | AS54032 | /24 | ARIN | RPKI valid |
| 72.233.128.0/17 | AS10430 | /17 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS54032 | RADB | SEATTLEPACIFICUNIV | MAINT-AS73 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 72.
233. 128. 0/ 18 - Netname
- SEA-PAC-UNIV
- Registrant
- Seattle Pacific University
- Organization
- Seattle Pacific University (SPU)
- Org address
- 3307 3rd Ave West, Seattle, WA, 98119
- Org country
- US
- Type
- Reassigned
- Handle
- NET-72-233-128-0-2
- Parent
- NET-72-233-128-0-1
- Created
- Apr 3, 2008
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 24, 2008
- Status
- assigned
Report abuse
Abuse contact
- cruza@
spu. edu - Name
- Cruz, Abel B
- Phone
- +1-206-281-2434
- Handle
- ABC28-ARIN