TFBファクトリーズ株式会社
TFB NET
LEI
3538009YJ7QXQKX2U918
Registered name
TFBファクトリーズ株式会社
Jurisdiction
JP
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks13
All fragments 16 blocks across 4 clusters
Cluster ID191759251
RegistryAPNIC
Owner jurisdictionJP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI 3538009YJ7QXQKX2U918
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
13 0 netblocks since 2026-07-05
2026-07-05 peak 13 2026-07-06

IP Ranges (13)

⬇ export CSV
CIDR Org name Registry Status Confidence
72.14.128.0/24 TFB NET BGP ANNOUNCED ● high
72.14.129.0/24 TFB NET BGP ANNOUNCED ● high
72.14.131.0/24 TFB NET BGP ANNOUNCED ● high
72.14.140.0/24 TFB NET BGP ANNOUNCED ● high
72.14.145.0/24 TFB NET BGP ANNOUNCED ● high
72.14.150.0/24 TFB NET BGP ANNOUNCED ● high
72.14.156.0/24 TFB NET BGP ANNOUNCED ● high
72.14.158.0/24 TFB NET BGP ANNOUNCED ● high
72.14.159.0/24 TFB NET BGP ANNOUNCED ● high
194.175.20.144/28 TFB-LAN RIPE ASSIGNED PA ● low
203.146.18.0/24 TFB-TH APNIC ASSIGNED NON-PORTABLE ● low
213.131.172.224/28 TFB-GROUP RIPE ASSIGNED PA ● low
2a01:598::/40 TFB-V6 RIPE AGGREGATED-BY-LIR ● low

Network trust

what's this?
RPKI hygiene: D how networks compare →
38.5% of checked blocks have valid RPKI ROA coverage (5 of 13)
Possible discrepancies (2)

These blocks are registered to TFB NET but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a01:598::/40 /40 authorized for AS3320 — Deutsche Telekom AG
203.146.18.0/24 /24 authorized for AS7630 — KASIKORNBANK PUBLIC COMPANY LIMITED

NIC Handles

AC1613-AP AS20460 DUMY-RIPE DUMY-RIPE LIA1-AP LIA1-AP LOXINFO-IS MNT-TMD NEWNET-MNT UUNETDE-I