CNA HOLDINGS LLC
CNA Corp.
GLEIF verified
Complete entity footprint
3 linked clusters ·
21 netblocks ·
110,403 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
549300GJ2KZV23KXMB98
Registered name
CNA HOLDINGS LLC
Jurisdiction
Ultimate parent
CELANESE CORPORATION
549300FHJQTDPPN41627
Cluster stats
| Netblocks | 12 · 109,072 IPv4 addresses |
| Registered in | Japan (6) · Netherlands (2) · United States (2) · Italy (1) · Romania (1) |
| All fragments | 40 blocks across 15 clusters |
| Cluster ID | 213431024 |
| Registry | APNIC |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300GJ2KZV23KXMB98 |
| Shared handles | clustered on 16 shared RIR contact/maintainer handles |
| Registry names | 5 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (12)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 27.110.96.0/20 | CNA | APNIC | ALLOCATED PORTABLE | ● medium |
| 27.110.112.0/21 | CNA | APNIC | ALLOCATED PORTABLE | ● medium |
| 61.11.192.0/20 | CNA | APNIC | ALLOCATED PORTABLE | ● medium |
| 193.116.32.0/19 | CNA | APNIC | ALLOCATED PORTABLE | ● medium |
| 218.185.128.0/19 | CNA | APNIC | ALLOCATED PORTABLE | ● medium |
| 61.11.128.0/18 | CNA | APNIC | ALLOCATED PORTABLE | ● low |
| 85.37.157.0/29 | CNA | RIPE | ASSIGNED PA | ● low |
| 85.146.231.48/29 | CNA | RIPE | ASSIGNED PA | ● low |
| 159.10.0.0/16 | CNA | ARIN | DIRECT ALLOCATION | ● low |
| 159.100.64.176/30 | CNA | RIPE | LEGACY | ● low |
| 199.201.176.0/23 | CNA Corp. | ARIN | DIRECT ALLOCATION | ● low |
| 213.177.18.48/29 | CNA-net | RIPE | ASSIGNED PA | ● low |
Corporate group (3 confirmed entities)
- Celanese International Corporation 7 blocks
- TICONA-UK-LTD 2 blocks
Network trust
what's this?
RPKI hygiene: C
how networks compare →
66.7%
of checked blocks have valid RPKI ROA coverage
(8 of 12)
Possible discrepancies (5)
These blocks are registered to CNA Corp. 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.
| 193.116.32.0/19 /19 | authorized for AS23783 — Cable Networks Akita Co.,Ltd. |
| 218.185.128.0/19 /19 | authorized for AS23783 — Cable Networks Akita Co.,Ltd. |
| 61.11.192.0/20 /20 | authorized for AS23783 — Cable Networks Akita Co.,Ltd. |
| 27.110.96.0/20 /20 | authorized for AS23783 — Cable Networks Akita Co.,Ltd. |
| 27.110.112.0/21 /21 | authorized for AS23783 — Cable Networks Akita Co.,Ltd. |
NIC Handles
CNACOR
CNAINS
DH232-ARIN
DUMY-RIPE
DUMY-RIPE
INTERB-MNT
JNIC1-AP
JNIC1-AP
MAINT-JPNIC
ND23-ARIN
ND23-ARIN
ND23-ARIN
+4 more