Data as of Nov 9, 2026
205.137.79.0/24
No anonymizer space · no proxy exits in 30 daysSanofi
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Jun 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 205.137.78.0/23 since Aug 2010 | AS36291 | Business | Sanofi |
Network & registry
Origin network
AS36291
US
- Name
- Sanofi
- Type
- Business
- Registered
- Nov 16, 2005
- Domain
- sanofi.fr
- Industry
- Manufacturing
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS36291 | ARIN | Sanofi Network advertisement for 205.137.79.0/24 out of the AMER cPoP | MNT-SUS-23 | Oct 29, 2025 |
Whois
Registration for this announcement
- Range
- 205.
137. 64. 0/ 20 - Netname
- SANOFI
- Registrant
- Sanofi
- Organization
- Sanofi (SUS-23)
- Org address
- 100 Morris St, Morristown, NJ, 07960
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-205-137-64-0-1
- Parent
- NET-205-0-0-0-0
- Created
- Feb 23, 1995
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 23, 1995
- Status
- assigned
Report abuse
Abuse contact
- etsipadmin@
sanofi. com - Name
- CITS IPADMIN
- Phone
- +1-908-981-4037
- Handle
- CITSI-ARIN