Data as of Nov 8, 2026
163.5.22.0/24
Anonymizer · ISP proxyCogent Communications, LLC · space held by Ionis Group - Ionis Schools of Technology and Management SAS
Announcement
this exact prefix
RPKI valid
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Jul 2026
from AS31221 nLighten France SAS
IPv4 market
Path
Announced by AS174 since Jul 2026 · 3 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 163.5.22.0/24 | /24s |
|---|---|---|
| IPXO | 256100% | 1 |
Leased from
Owners leasing their own space
| Name | In 163.5.22.0/24 | /24s |
|---|---|---|
| Ionis Group - Ionis Schools of Technology and Management SAS | 256100% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
163.5.22.0/24
From the registry to its use
- Jun 23, 2022Registry recordIonis Group - Ionis Schools of Technology and Management SASALLOCATED PA163.5.0.0/16
- Nov 1, 2024– Nov 12, 2024
- Dec 7, 2024– Jan 23, 2025
- Jan 12, 2025– Mar 24, 2025
- Mar 20, 2025Route objectIPXORIPE route object for AS31221 nLighten France SAS, maintainer NETUTILS-MNT
- Mar 21, 2025Route objectIPXORADB route object for AS31221 nLighten France SAS, maintainer MAINT-AS834
- Mar 25, 2025– Aug 10, 2026
- Jul 28, 2026Route objectIPXORIPE route object for AS174 Cogent Communications, LLC, maintainer NETUTILS-MNT
- Jul 30, 2026Route objectIPXORADB route object for AS174 Cogent Communications, LLC, maintainer MAINT-AS834
- Jul 30, 2026– today
- todayLeased fromIPXOIP broker
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 |
|---|---|---|---|---|---|---|
| 163.5.0.0/16 | 65,536 | FR-IONIS-19920629 | Ionis Group - Ionis Schools of Technology and Management SAS (ORG-FIGS1-RIPE) · FR | ALLOCATED PA | Jun 23, 2022 | jonathan. |
| └ 163.5.22.0/24 | 256 | IONIS-163-5-22 | unknown | ASSIGNED PA | Apr 27, 2026 | report@ |
Network & registry
IPv4 market
Holder
- Organization
- Ionis Group - Ionis Schools of Technology and Management SAS
- Handle
- ORG-FIGS1-RIPE
- Range
- 163.
5. 0. 0/ 16 - Registration type
- ALLOCATED PA
- Record created
- Jun 23, 2022
Origin network
AS174
US
- Name
- Cogent Communications, LLC
- Type
- Internet provider
- Registered
- May 16, 1996
- Domain
- cogentco.com
- Website
- www.cogentco.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 1,658
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Nov 2024
- Current origin since
- Jul 2026 · 3 mo
- Origin networks
- 4
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 4
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 163.
5. 22. 0/ 24 - Netname
- IONIS-163-5-22
- Registrant country
- EU
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- Apr 27, 2026
- Updated
- Jul 28, 2026
- Maintainer
- netutils-mnt
- RIR
- RIPE NCC
- Country
- FR
- Delegated
- Jun 29, 1992
- Status
- assigned
Report abuse
Abuse contact
- report@
abuseradar. com - Name
- Private Customer
- Handle
- PC18957-RIPE