Data as of Nov 10, 2026
128.137.135.0/24
No anonymizer space · no proxy exits in 30 daysHoffmann - La Roche Ltd. · space held by Genentech, Inc.
Network & registry
Announced by
Covering announcement 128.137.0.0/16
- Prefix
- 128.137.0.0/16
- Announced by
- AS2047 Hoffmann - La Roche Ltd.
- Type
- Business
- RPKI
- No RPKI
- Netname
- GENNET1
- Registrant
- Genentech, Inc.
- RIR
- ARIN
Origin network
AS2047
CH
- Name
- Hoffmann - La Roche Ltd.
- Type
- Business
- Registered
- May 26, 1994
- Domain
- roche.com
- Website
- www.roche.com
- Industry
- Chemical and Pharmaceutical Manufacturing
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 128.137.0.0/16
128.137.0.0/16
Routing history
- Pattern
- Reactivated
- First seen
- May 2005
- Current origin since
- Dec 2025 · 11 mo
- Origin networks
- 2
- Last change of origin
- Dec 2025
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 128.
137. 0. 0/ 16 - Netname
- GENNET1
- Registrant
- Genentech, Inc.
- Organization
- Genentech, Inc. (GENENT)
- Org address
- 1 DNA Way, South San Francisco, CA, 94080
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-128-137-0-0-1
- Parent
- NET-128-0-0-0-0
- Created
- Jul 8, 1986
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 8, 1986
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN