CSS, LLC
CSS Communications
Data as of 2026-08-09
GLEIF verified
Complete entity footprint
2 linked clusters ·
15 netblocks ·
941 IPv4 addresses ·
1 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.
LEI
549300N7EJ80W4M4I284
Registered name
CSS, LLC
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 14 · 685 IPv4 addresses |
| IPv6 | 1 prefix (largest 2001:504:16::68a8/128) |
| Registered in | Switzerland (3) · Russia (2) · Germany (2) · Poland (1) · Thailand (1) · Austria (1) |
| All fragments | 55 blocks across 28 clusters |
| Cluster ID | 217769911 |
| Registry | AFRINIC |
| Owner jurisdiction | US-IL |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300N7EJ80W4M4I284 |
| Shared handles | clustered on 19 shared RIR contact/maintainer handles |
| Registry names | 6 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
7 weekly snapshots · JSON
14
0 netblocks since 2026-07-05
2026-07-05
peak 14
2026-08-09
IP Ranges (14)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 206.81.80.95/32 | CSS Communications | PEERINGDB | ASSIGNED | ● high |
| 2001:504:16::68a8/128 | CSS Communications | PEERINGDB | ASSIGNED | ● high |
| 61.19.196.84/30 | CSS-NET | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 62.33.33.0/28 | CSS-NET | RIPE | ASSIGNED PA | ● low |
| 85.126.88.0/29 | CSS | RIPE | ASSIGNED PA | ● low |
| 88.84.138.64/29 | CSS_AG | RIPE | ASSIGNED PA | ● low |
| 88.84.141.152/29 | CSS_AG | RIPE | ASSIGNED PA | ● low |
| 95.143.243.128/27 | CSS-NET | RIPE | ASSIGNED PA | ● low |
| 193.146.150.240/28 | CSS | RIPE | ASSIGNED PA | ● low |
| 194.8.164.192/26 | CSS-NET | RIPE | ASSIGNED PA | ● low |
| 194.209.96.0/24 | CSS-NET | RIPE | ASSIGNED PA | ● low |
| 195.65.140.0/24 | CSS-NET | RIPE | ASSIGNED PA | ● low |
| 196.192.5.72/29 | CSS_CORP | AFRINIC | ASSIGNED PA | ● low |
| 212.243.2.104/29 | CSS-NET | RIPE | ASSIGNED PA | ● low |
IPv6 ranges (1)
Corporate group (2 confirmed entities)
+1 additional unconfirmed candidate not shown — full list (JSON)- CSS Corp PVT Ltd 1 blocks
Network trust
what's this?
RPKI hygiene: B
how networks compare →
92.9%
of checked blocks have valid RPKI ROA coverage
(13 of 14)
Possible discrepancies (2)
These blocks are registered to CSS Communications 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.
| 194.209.96.0/24 /24 | authorized for AS3303 — Swisscom (Schweiz) AG |
| 195.65.140.0/24 /24 | authorized for AS3303 — Swisscom (Schweiz) AG |
NIC Handles
AN3307-AP
AS26792
CH-UNISOURCE-MNT
DUMY-RIPE
DUMY-RIPE
EQUINIX-FULFIL-MNT
EQUINIX-MNT
IC174-AP
JL279-AFRINIC
MAINT-NTPCL-TH
MARP1-AFRINIC
MU-MT-WIS-MNT
+7 more