Data as of Nov 9, 2026
216.101.17.0/24
No anonymizer space · no proxy exits in 30 daysTheravance Biopharma US, LLC · space held by AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 216.100.0.0/14 since Nov 2021 | AS7018 | Residential | 917 47 always on | AT&T Enterprises, LLC |
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 |
|---|---|---|---|---|---|---|
| 216.100.0.0/14 | 262,144 | SBCIS-SIS80 | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Oct 2, 1998 | abuse@ |
| └ 216.101.17.0/24 | 256 | 216-101-17-0-1 | Theravance Biopharma US, LLC (TBU-3) · US | Reassigned | Jun 25, 2019 | achan@ |
Network & registry
IPv4 market
Holder
- Organization
- AT&T Enterprises, LLC
- Handle
- AEL-360
- Range
- 216.
100. 0. 0/ 14 - Registration type
- Direct Allocation
- Record created
- Oct 2, 1998
Origin network
AS14421
US
- Name
- Theravance Biopharma US, LLC
- Type
- Business
- Registered
- Dec 9, 1999
- Domain
- theravance.com
- Industry
- Chemical and Pharmaceutical Manufacturing
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS14421 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 216.
101. 17. 0/ 24 - Netname
- 216-101-17-0-1
- Registrant
- Theravance Biopharma US, LLC
- Organization
- Theravance Biopharma US, LLC (TBU-3)
- Org address
- 901 Gateway Blvd, South San Francisco, CA, 94080
- Org country
- US
- Type
- Reassigned
- Handle
- NET-216-101-17-0-1
- Parent
- NET-216-100-0-0-1
- Created
- Jun 25, 2019
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 2, 1998
- Status
- assigned
Report abuse
Abuse contact
- achan@
theravance. com - Name
- Chan, Anthony
- Phone
- +1-415-298-9832
- Handle
- CHANA60-ARIN