Data as of Nov 8, 2026
217.181.254.0/23
No anonymizer space · no proxy exits in 30 daysSewan SAS
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 |
|---|---|---|---|---|---|---|
| 217.181.128.0/17 | 32,768 | FR-SEWAN-20010302 | Sewan SAS (ORG-SCS33-RIPE) · FR | ALLOCATED PA | Apr 1, 2019 | abuse@ |
| └ 217.181.254.0/23 | 512 | BE-SEWAN-NET2-20200518 | unknown | ASSIGNED PA | May 19, 2020 | abuse@ via FR-SEWAN-20010302 |
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 217.181.128.0/17
- Prefix
- 217.181.128.0/17
- Announced by
- AS8399 Sewan SAS
- Type
- Internet provider
- Proxy exits
- 99
- Always-on exits
- 5
- RPKI
- RPKI valid
- Netname
- FR-SEWAN-20010302
- Registrant
- Sewan SAS
- RIR
- RIPE NCC
Origin network
AS8399
FR
- Name
- Sewan SAS
- Type
- Internet provider
- Registered
- Jul 29, 1997
- Domain
- sewan.fr
- Website
- www.sewan.eu/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 217.181.128.0/17
217.181.128.0/17
Routing history
- Pattern
- Stable
- First seen
- Jan 2019
- Current origin since
- Apr 2019 · 7.6 yr
- Origin networks
- 2
- Last change of origin
- Apr 2019
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 217.181.128.0/17 | AS8399 | /17 | RIPE | RPKI valid |
IRR
Route objects on 217.181.128.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8399 | RIPE | ORNIS-MNT MNT-SEWAN | Apr 1, 2019 |
Whois
Registration for this announcement
- Range
- 217.
181. 128. 0/ 17 - Netname
- FR-SEWAN-20010302
- Registrant
- Sewan SAS
- Registrant country
- FR
- Organization
- Sewan SAS (ORG-SCS33-RIPE)
- Org country
- FR
- Type
- ALLOCATED PA
- Created
- Apr 1, 2019
- Updated
- Apr 1, 2019
- Maintainer
- MNT-SEWAN
- RIR
- RIPE NCC
- Country
- FR
- Delegated
- Mar 2, 2001
- Status
- assigned
Report abuse
Abuse contact
- abuse@
sewan. fr - Name
- NOC AS8399
- Handle
- ASN8399