TRANS UNION INTERNATIONAL, INC.

Trans Union, LLC
Data as of 2026-10-04
GLEIF verified
Complete entity footprint
3 linked clusters · 82 netblocks · 44,076 IPv4 addresses · 5 IPv6 prefixes
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
2549005B4Y338I0I3C93
Registered name
TRANS UNION INTERNATIONAL, INC.
Jurisdiction
US-DE
Ultimate parent
TransUnion
549300ZS772LUNUMRB03
This organisation
Netblocks71 · 43,008 IPv4 addresses
IPv6 4 prefixes (largest 2610:a4::/30)
Record ID245511014
RegistryBGP
Owner jurisdictionUS-DE
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 2549005B4Y338I0I3C93
Shared handles clustered on 22 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (71)

⬇ export CSV
CIDR Org name Registry Status Confidence
52.129.64.0/19 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
65.201.27.0/24 Trans Union, LLC ARIN ASSIGNMENT ● high
65.204.34.0/24 Trans Union, LLC BGP ANNOUNCED ● high
66.175.240.0/20 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
66.175.240.0/22 Trans Union, LLC BGP ANNOUNCED ● high
66.175.240.0/23 Trans Union, LLC BGP ANNOUNCED ● high
66.175.242.0/23 Trans Union, LLC BGP ANNOUNCED ● high
66.175.244.0/22 Trans Union, LLC BGP ANNOUNCED ● high
66.175.244.0/23 Trans Union, LLC BGP ANNOUNCED ● high
66.175.247.0/24 Trans Union, LLC BGP ANNOUNCED ● high
66.175.248.0/23 Trans Union, LLC BGP ANNOUNCED ● high
66.175.248.0/22 Trans Union, LLC BGP ANNOUNCED ● high
66.175.250.0/24 Trans Union, LLC BGP ANNOUNCED ● high
74.121.28.0/24 Trans Union, LLC BGP ANNOUNCED ● high
74.121.28.0/22 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
74.121.29.0/24 Trans Union, LLC BGP ANNOUNCED ● high
74.121.30.0/24 Trans Union, LLC BGP ANNOUNCED ● high
74.121.31.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.0.0 – 156.154.33.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.16.0/22 Trans Union, LLC BGP ANNOUNCED ● high
156.154.24.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.25.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.26.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.30.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.42.0 – 156.154.52.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.42.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.52.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.56.0/23 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.56.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.59.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.81.0 – 156.154.83.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.83.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.88.0/22 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.93.0/24 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.114.0 – 156.154.117.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.116.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.117.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.134.0/24 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.136.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.136.0/22 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.138.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.147.0 – 156.154.149.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.148.0/23 Trans Union, LLC BGP ANNOUNCED ● high
156.154.185.0 – 156.154.189.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.188.0/23 Trans Union, LLC BGP ANNOUNCED ● high
156.154.192.0 – 156.154.203.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.192.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.193.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.195.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.196.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.199.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.200.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.202.0/24 Trans Union, LLC BGP ANNOUNCED ● high
156.154.203.0/24 Trans Union, LLC BGP ANNOUNCED ● high
172.83.72.0/21 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
192.124.159.0/24 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
198.47.90.0/23 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
198.47.90.0/24 Trans Union, LLC BGP ANNOUNCED ● high
198.47.91.0/24 Trans Union, LLC BGP ANNOUNCED ● high
198.202.204.0/24 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
198.202.243.0/24 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
207.201.214.0/24 Trans Union, LLC BGP ANNOUNCED ● high
209.173.48.0 – 209.173.57.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
209.173.53.0/24 Trans Union, LLC BGP ANNOUNCED ● high
209.173.59.0 – 209.173.63.255 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
2610:a0::/32 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
2610:a4::/30 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
2620:c8::/48 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
2620:10a:c000::/44 Trans Union, LLC ARIN DIRECT ALLOCATION ● high
156.154.89.0/24 Trans Union, LLC BGP ANNOUNCED ● medium
156.154.90.0/24 Trans Union, LLC BGP ANNOUNCED ● medium

IPv6 ranges (4)

CIDR
2610:a4::/30
2610:a0::/32
2620:10a:c000::/44
2620:c8::/48

Footprint over time

15 weekly snapshots · JSON
75 +58 netblocks since 2026-07-05
2026-07-05 peak 75 2026-10-04

Other domains hosted in this network

what's this?
ultradns.biz trustev.com tlo.com transunion.com agkn.com

Corporate group (3 confirmed entities)

Network trust

what's this?
RPKI hygiene: F how networks compare →
17.3% of checked blocks have valid RPKI ROA coverage (13 of 75)
No discrepancies found among checked blocks.

NIC Handles

AS15301 AS19353 AS32980 AS397151 AS53708 AS7786 CALDE247-ARIN GOC10-ARIN NETWO10022-ARIN NETWO10022-ARIN NETWO336-ARIN NETWO336-ARIN +10 more