Data as of Nov 5, 2026
66.175.244.0/22
No anonymizer space · no proxy exits in 30 daysTrans Union, LLC
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 66.175.244.0/23 since Sep 2022 | AS19353 | Business | Trans Union, LLC | |
| 66.175.247.0/24 since Sep 2022 | AS19353 | Business | Trans Union, LLC |
Network & registry
Origin network
AS19353
US
- Name
- Trans Union, LLC
- Type
- Business
- Registered
- Aug 10, 2007
- Domain
- transunion.com
- Industry
- Finance and Insurance
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2009
- Current origin since
- Mar 2009 · 18 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.175.240.0/20 | AS19353 | /24 | ARIN | RPKI valid |
| 66.175.240.0/20 | AS19905 | /24 | ARIN | Another network |
| 66.175.240.0/20 | AS397151 | /24 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 66.
175. 240. 0/ 20 - Netname
- TU555WADAMS
- Registrant
- Trans Union, LLC
- Organization
- Trans Union, LLC (TUL-7)
- Org address
- 555 W. Adams, Chicago, IL, 60661
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-66-175-240-0-1
- Parent
- NET-66-0-0-0-0
- Created
- Aug 10, 2007
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 10, 2007
- Status
- assigned
Report abuse
Abuse contact
- GOC@
transunion. com - Name
- GOC
- Phone
- +1-312-985-4362
- Handle
- GOC10-ARIN