Data as of Nov 7, 2026
169.131.0.0/16
No anonymizer space · no proxy exits in 30 daysNexsys Electronics, Inc. · space held by Nexsys Corporation
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 169.131.1.0/24 since Jun 2015 | AS4531 | Business | Nexsys Corporation | |
| 169.131.7.0/24 since Jun 2020 | AS4531 | Business | Nexsys Corporation | |
| 169.131.10.0/24 since Jun 2015 | AS4531 | Business | Nexsys Corporation | |
| 169.131.20.0/24 since Jan 2016 | AS4531 | Business | Nexsys Corporation | |
| 169.131.32.0/22 since Mar 2020 | AS4531 | Business | Nexsys Corporation | |
| 169.131.48.0/22 since Mar 2020 | AS12161 | Hosting | Nexsys Corporation | |
| 169.131.52.0/24 since Feb 2020 | AS12161 | Hosting | Nexsys Corporation |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
65,536 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 64,256 | 98% | 12 | |
| Hosting | 1,280 | 2.0% | 2 |
Network & registry
Origin network
AS4531
US
- Name
- Nexsys Electronics, Inc.
- Type
- Business
- Registered
- Apr 12, 1995
- Domain
- medweb.net
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Apr 2018 · 8.6 yr
- Origin networks
- 2
- Last change of origin
- Dec 2008
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 169.131.52.0/22 | AS12161 | RADB | AS12161 - 169.131.52.0/22 | MAINT-AS4531 | Nov 13, 2023 |
| 169.131.52.0/22 | AS12161 | ALTDB | Proxy-registered route object | MAINT-TOWARDEX | Jan 6, 2020 |
Whois
Registration for this announcement
- Range
- 169.
131. 0. 0/ 16 - Netname
- MEDWEB
- Registrant
- Nexsys Corporation
- Organization
- Nexsys Corporation (NEXSYS)
- Org address
- 800 Airport Blvd, Suite 318, Burlingame, CA, 94010
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-169-131-0-0-1
- Parent
- NET-169-0-0-0-0
- Created
- Nov 1, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 1, 1994
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN