TENNECO INC.
Tenneco Inc.
LEI
549300U0EXXFAQFAD785
Registered name
TENNECO INC.
Jurisdiction
US-DE
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks51
All fragments 88 blocks across 10 clusters
Cluster ID191602039
RegistryAPNIC
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI 549300U0EXXFAQFAD785
Shared handles clustered on 20 shared RIR contact/maintainer handles
Registry names 10 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
51 0 netblocks since 2026-07-05
2026-07-05 peak 51 2026-07-06

IP Ranges (51)

showing 50 of 51 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
192.55.137.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.137.0 – 192.55.186.255 Tenneco Inc. ARIN ● high
192.55.138.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.138.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.139.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.140.0/22 Tenneco Inc. BGP ANNOUNCED ● high
192.55.140.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.142.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.144.0/22 Tenneco Inc. BGP ANNOUNCED ● high
192.55.144.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.146.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.148.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.149.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.150.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.150.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.151.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.155.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.156.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.164.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.164.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.165.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.166.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.166.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.167.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.168.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.171.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.178.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.178.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.179.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.180.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.181.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.182.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.182.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.183.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.184.0/23 Tenneco Inc. BGP ANNOUNCED ● high
192.55.184.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.185.0/24 Tenneco Inc. BGP ANNOUNCED ● high
192.55.186.0/24 Tenneco Inc. BGP ANNOUNCED ● high
203.63.107.116/30 TENNECO-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
81.137.44.48/29 Tenneco RIPE ASSIGNED PA ● low
81.143.176.64/29 Tenneco RIPE ASSIGNED PA ● low
85.198.237.160/28 TENNECO-GLI-PL RIPE ASSIGNED PA ● low
145.253.104.56/29 TENNECO-NET RIPE ASSIGNED PA ● low
176.95.80.168/29 TENNECO-NET RIPE ASSIGNED PA ● low
195.50.161.152/29 TENNECO-NET RIPE ASSIGNED PA ● low
203.172.47.32/29 Tenneco-TH APNIC ASSIGNED NON-PORTABLE ● low
212.73.198.152/29 Tenneco_GmbH RIPE ASSIGNED PA ● low
212.133.16.96/29 Tenneco-GmbH RIPE ASSIGNED PA ● low
212.133.16.168/29 Tenneco-GmbH RIPE ASSIGNED PA ● low
213.23.169.192/29 TENNECO-NET RIPE ASSIGNED PA ● low

Corporate group (3 entities) ~

top 1 shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: F how networks compare →
15.7% of checked blocks have valid RPKI ROA coverage (8 of 51)
Possible discrepancies (1)

These blocks are registered to Tenneco Inc. but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:2381:eb54::/48 /48 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AB34802-RIPE AC1613-AP ARCOR-MNT AS16761 BTNET-MNT DNSAD72-ARIN DNSAD72-ARIN DNSAD72-ARIN DUMY-RIPE DUMY-RIPE LEVEL3-MNT LIA1-AP +8 more