Data as of Nov 9, 2026
209.186.254.0/24
No anonymizer space · no proxy exits in 30 daysFiserv Solutions, LLC · space held by AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 209.186.0.0/15 since May 2005 | AS7018 | Residential | 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 |
|---|---|---|---|---|---|---|
| 209.186.0.0/15 | 131,072 | CERFNET-BLK-3 | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Dec 11, 1997 | abuse@ |
| └ 209.186.254.0/24 | 256 | 209-186-254-0-24 | Fiserv Solutions, LLC (FSL-293) · US | Reassigned | Aug 16, 2023 | networksupportteama@ |
Network & registry
IPv4 market
Holder
- Organization
- AT&T Enterprises, LLC
- Handle
- AEL-360
- Range
- 209.
186. 0. 0/ 15 - Registration type
- Direct Allocation
- Record created
- Dec 11, 1997
- Legacy
- yes
Origin network
AS11273
US
- Name
- Fiserv Solutions, LLC
- Type
- Business
- Registered
- Jun 8, 1998
- Domain
- fiserv.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Jun 2023 · 3.4 yr
- Origin networks
- 3
- Last change of origin
- Jun 2023
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 209.
186. 254. 0/ 24 - Netname
- 209-186-254-0-24
- Registrant
- Fiserv Solutions, LLC
- Organization
- Fiserv Solutions, LLC (FSL-293)
- Org address
- 255 Fiserv Drive, Brookfield, WI, 53045
- Org country
- US
- Type
- Reassigned
- Handle
- NET-209-186-254-0-1
- Parent
- NET-209-186-0-0-1
- Created
- Aug 16, 2023
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 11, 1997
- Status
- assigned
Report abuse
Abuse contact
- networksupportteama@
fiserv. com - Name
- NOC
- Phone
- +1-678-375-4000
- Handle
- NOC32256-ARIN