Data as of Nov 9, 2026
163.253.41.0/24
2 residential-proxy exits · 30 daysInternet2
Residential-proxy exits
Proxy exits
2
0.78% of its addresses · 30 days
Providers
1
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
2 observations
Proxy providers listing exits
- NovaProxy
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 163.253.0.0/16 | 65,536 | INTERNET2 | Internet2 (INTER-395) · US | Direct Allocation | Oct 21, 1992 | abuse@ |
| └ 163.253.40.0/23 | 512 | INTERNET2-TSG-WASHDC | Internet2 TSG (C07077598) · US | Reassigned | Oct 8, 2018 | abuse@ via INTERNET2 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 163.253.40.0/23
- Prefix
- 163.253.40.0/23
- Announced by
- AS396955 Internet2
- Type
- Business
- Proxy exits
- 2
- RPKI
- RPKI valid
- Netname
- INTERNET2-TSG-WASHDC
- Registrant
- Internet2 TSG
- RIR
- ARIN
Registry
Holder
- Organization
- Internet2
- Handle
- INTER-395
- Range
- 163.
253. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Oct 21, 1992
- Legacy
- yes
Origin network
AS396955
US
- Name
- Internet2
- Type
- Education
- Registered
- Jul 17, 2018
- Domain
- internet2.edu
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 163.253.40.0/23
163.253.40.0/23
Routing history
- Pattern
- Stable
- First seen
- May 2017
- Current origin since
- Oct 2020 · 6.1 yr
- Origin networks
- 3
- Last change of origin
- Oct 2020
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 163.253.40.0/23 | AS11537 | /23 | ARIN | Another network |
| 163.253.40.0/23 | AS396955 | /23 | ARIN | RPKI valid |
| 163.253.0.0/16 | AS11537 | /16 | ARIN | Another network |
IRR
Route objects on 163.253.40.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS11537 not the origin | RADB | Internet2 TSG DC | MAINT-AS11537 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 163.
253. 40. 0/ 23 - Netname
- INTERNET2-TSG-WASHDC
- Registrant
- Internet2 TSG
- Organization
- Internet2 TSG (C07077598)
- Type
- Reassigned
- Handle
- NET-163-253-40-0-1
- Parent
- NET-163-253-0-0-1
- Created
- Oct 8, 2018
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 21, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
net. internet2. edu - Name
- Abuse
- Phone
- +1-317-278-6622
- Handle
- ABUSE8538-ARIN