MCS
MCS LLC
Data as of 2026-10-04
GLEIF verified
LEI
5493002PDIIVSM1TE121
Registered name
MCS
Jurisdiction
Ultimate parent
No parent on file in GLEIF
This organisation
| Netblocks | 66 · 5,858 IPv4 addresses |
| IPv6 | 5 prefixes (largest 2a09:2040::/29) |
| Registered in | France (29) · Germany (12) · United Arab Emirates (11) · Italy (4) · Hong Kong (2) · United Kingdom (2) |
| Also registered under this name | 256 netblocks across 26 separate records |
| Record ID | 245631470 |
| Registry | APNIC |
| Owner jurisdiction | BE |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 5493002PDIIVSM1TE121 |
| Shared handles | clustered on 34 shared RIR contact/maintainer handles |
| Registry names | 11 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (66)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.131.48.0/24 | MCS LLC | BGP | ANNOUNCED | ● high |
| 45.131.49.0/24 | MCS LLC | BGP | ANNOUNCED | ● high |
| 45.131.50.0/24 | MCS LLC | RIPE | ASSIGNED PA | ● high |
| 46.23.213.0/24 | MCS GmbH | RIPE | ASSIGNED PA | ● high |
| 80.76.63.0/24 | MCS LLC | RIPE | ASSIGNED PA | ● high |
| 81.25.71.0/24 | MCS LLC | BGP | ANNOUNCED | ● high |
| 147.78.88.0/24 | MCS GmbH | BGP | ANNOUNCED | ● high |
| 147.78.88.0/22 | MCS GmbH | BGP | ANNOUNCED | ● high |
| 147.78.89.0/24 | MCS GmbH | BGP | ANNOUNCED | ● high |
| 147.78.90.0/24 | MCS GmbH | BGP | ANNOUNCED | ● high |
| 147.78.91.0/24 | MCS GmbH | BGP | ANNOUNCED | ● high |
| 170.168.22.0/24 | MCS LLC | RIPE | ASSIGNED PA | ● high |
| 185.209.64.0/29 | MCS GmbH | RIPE | ASSIGNED PA | ● high |
| 194.61.8.0/24 | MCS LLC | RIPE | ASSIGNED PA | ● high |
| 194.88.199.0/24 | MCS LLC | BGP | ANNOUNCED | ● high |
| 195.244.127.240/29 | MCS GmbH | RIPE | ASSIGNED PA | ● high |
| 2a02:cbf5:100:ffff::/64 | MCS GmbH | RIPE | ASSIGNED | ● high |
| 2a09:2040::/29 | MCS GmbH | BGP | ANNOUNCED | ● high |
| 51.163.4.160/29 | MCS | RIPE | LEGACY | ● low |
| 51.163.5.48/28 | MCS | RIPE | LEGACY | ● low |
| 62.28.13.120/29 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 62.150.40.128 – 62.150.40.133 | Mcs | RIPE | ASSIGNED PA | ● low |
| 77.95.210.32/27 | MCS | RIPE | ASSIGNED PA | ● low |
| 80.227.98.40/29 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 81.93.13.40/29 | MCS | RIPE | ASSIGNED PA | ● low |
| 82.135.146.192/29 | MCS | RIPE | ASSIGNED PA | ● low |
| 82.204.34.216/29 | MCS-BV | RIPE | ASSIGNED PA | ● low |
| 85.94.197.160/27 | MCS | RIPE | ASSIGNED PA | ● low |
| 85.159.182.128/29 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 90.145.50.168/29 | MCS | RIPE | ASSIGNED PA | ● low |
| 94.125.24.0/26 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 95.174.3.128/26 | MCS | RIPE | ASSIGNED PA | ● low |
| 164.138.243.28/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.36/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.40/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.140/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.144/28 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.160/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.184/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.192/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.200/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.204/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.224/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.243.228/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.100/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.136/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.140/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.144/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.168/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.172/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.196/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.204/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.244.216/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.245.144/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.245.204/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.245.208/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.245.212/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.245.216/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.245.220/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 164.138.245.236/30 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 193.96.207.192/27 | MCS-NET | RIPE | ASSIGNED PA | ● low |
| 193.218.18.224/27 | MCS-GMBH-NET | RIPE | ASSIGNED PA | ● low |
| 202.75.8.0/21 | MCS | APNIC | ALLOCATED PORTABLE | ● low |
| 2001:4d78:2400::/48 | MCS | RIPE | ASSIGNED | ● low |
| 2001:4d78:2431:12::/64 | MCS | RIPE | ASSIGNED | ● low |
| 2a00:2381:12a0::/48 | MCS-INTERNATIONAL | RIPE | AGGREGATED-BY-LIR | ● low |
IPv6 ranges (5)
Footprint over time
15 weekly snapshots · JSON
76
0 netblocks since 2026-07-05
2026-07-05
peak 76
2026-10-04
Network trust
what's this?
RPKI hygiene: A
how networks compare →
96.1%
of checked blocks have valid RPKI ROA coverage
(73 of 76)
Possible discrepancies (3)
These blocks are registered to MCS LLC but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2a00:2381:12a0::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
| 2001:4d78:2400::/48 /48 | authorized for AS15830 — Equinix (EMEA) Acquisition Enterprises B.V. |
| 46.23.213.0/24 /24 | authorized for AS61157 — PlusServer GmbH |
NIC Handles
AS15525-MNT
AS215992
AS47204
BBBELL-MNT
BTNET-MNT
CHEOPS-INFOGERANCE
DIC-MNT
DUMY-RIPE
DUMY-RIPE
EQUINIX-FULFIL-MNT
EQUINIX-MNT
Eurofiber-MNT
+22 more