Data as of Nov 9, 2026
37.139.121.64/26
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 |
|---|---|---|---|---|---|---|
| 37.139.120.0/21 | 2,048 | FR-SEWAN-20120228 | Sewan SAS (ORG-SCS33-RIPE) · FR | ALLOCATED PA | Dec 28, 2022 | abuse@ |
| └ 37.139.121.64/26 | 64 | AITIRE-IAAS | https://www.aitire.es | ASSIGNED PA | Mar 14, 2018 | abuse@ via FR-SEWAN-20120228 |
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 37.139.120.0/21
- Prefix
- 37.139.120.0/21
- Announced by
- AS8399 Sewan SAS
- Type
- Internet provider
- Proxy exits
- 13
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- FR-SEWAN-20120228
- 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 37.139.120.0/21
37.139.120.0/21
Routing history
- Pattern
- Rotating
- First seen
- Mar 2012
- Current origin since
- May 2024 · 2.5 yr
- Origin networks
- 2
- Last change of origin
- May 2024
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.139.120.0/21 | AS8399 | /21 | RIPE | RPKI valid |
IRR
Route objects on 37.139.120.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8399 | RIPE | SEWAN COMMUNICATIONS SPAIN | MNT-SEWAN | May 16, 2024 |
Whois
Registration for this announcement
- Range
- 37.
139. 120. 0/ 21 - Netname
- FR-SEWAN-20120228
- Registrant
- Sewan SAS
- Registrant country
- ES
- Organization
- Sewan SAS (ORG-SCS33-RIPE)
- Org country
- FR
- Type
- ALLOCATED PA
- Created
- Dec 28, 2022
- Updated
- Mar 25, 2024
- Maintainer
- MNT-SEWAN
- RIR
- RIPE NCC
- Country
- FR
- Delegated
- Feb 28, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
sewan. fr - Name
- NOC AS8399
- Handle
- ASN8399