TENNECO INC.
Tenneco Inc.
GLEIF verified
Complete entity footprint
2 linked clusters ·
57 netblocks ·
27,680 IPv4 addresses
This organisation's clusters combined by evidence —
shared GLEIF corporate family
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
549300U0EXXFAQFAD785
Registered name
TENNECO INC.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 48 · 26,649 IPv4 addresses |
| Registered in | United States (38) · United Kingdom (5) · Germany (4) |
| All fragments | 88 blocks across 13 clusters |
| Cluster ID | 208803670 |
| Registry | BGP |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300U0EXXFAQFAD785 |
| Shared handles | clustered on 12 shared RIR contact/maintainer handles |
| Registry names | 7 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
51
0 netblocks since 2026-07-05
2026-07-05
peak 51
2026-07-19
IP Ranges (48)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 192.55.137.0/24 | Tenneco Inc. | BGP | ANNOUNCED | ● high |
| 192.55.138.0/23 | Tenneco Inc. | BGP | ANNOUNCED | ● high |
| 192.55.138.0/24 | Tenneco Inc. | BGP | ANNOUNCED | ● high |
| 192.55.139.0/24 | Tenneco Inc. | BGP | ANNOUNCED | ● high |
| 192.55.140.0/23 | Tenneco Inc. | BGP | ANNOUNCED | ● high |
| 192.55.140.0/22 | 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 |
| 192.55.164.0/23 | Tenneco Inc. | BGP | ANNOUNCED | ● high |
| 192.55.164.0/24 | 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 |
| 81.137.44.48/29 | Tenneco | RIPE | ASSIGNED PA | ● low |
| 81.143.176.64/29 | Tenneco | 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 |
| 192.55.137.0 – 192.55.186.255 | Tenneco Inc. | ARIN | DIRECT ALLOCATION | ● low |
| 195.50.161.152/29 | TENNECO-NET | RIPE | ASSIGNED PA | ● 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 |
| 2a00:2381:eb54::/48 | TENNECO | RIPE | AGGREGATED-BY-LIR | ● low |
Corporate group (2 confirmed entities)
+1 additional unconfirmed candidate not shown — full list (JSON)- Cloud Walker Co., Ltd. 9 blocks
Network trust
what's this?
RPKI hygiene: F
how networks compare →
14.6%
of checked blocks have valid RPKI ROA coverage
(7 of 48)
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 Limited |
NIC Handles
AB34802-RIPE
ARCOR-MNT
AS16761
BTNET-MNT
DNSAD72-ARIN
DNSAD72-ARIN
DNSAD72-ARIN
DUMY-RIPE
DUMY-RIPE
LEVEL3-MNT
QUZAUK
TENNE-34