Bayer Aktiengesellschaft
Bayer AG
Data as of 2026-07-26
GLEIF verified
Complete entity footprint
5 linked clusters ·
129 netblocks ·
203,747 IPv4 addresses ·
4 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
549300J4U55H3WP1XT59
Registered name
Bayer Aktiengesellschaft
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 122 · 202,451 IPv4 addresses |
| IPv6 | 4 prefixes (largest 2a03:ee80::/29) |
| Registered in | Germany (56) · United States (28) · Finland (22) · China (4) · France (3) · Italy (2) |
| All fragments | 215 blocks across 39 clusters |
| Cluster ID | 213297895 |
| Registry | AFRINIC |
| Owner jurisdiction | DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300J4U55H3WP1XT59 |
| Shared handles | clustered on 53 shared RIR contact/maintainer handles |
| Registry names | 27 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
131
-4 netblocks since 2026-07-05
2026-07-05
peak 135
2026-07-26
IP Ranges (122)
showing 50 of 122 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 101.230.200.176/28 | BAYER | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 149.234.0.0/21 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.8.0/21 | Bayer AG | BGP | ANNOUNCED | ● high |
| 149.234.16.0/20 | Bayer AG | BGP | ANNOUNCED | ● high |
| 149.234.32.0/19 | Bayer AG | BGP | ANNOUNCED | ● high |
| 149.234.64.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 149.234.64.0/18 | Bayer AG | BGP | ANNOUNCED | ● high |
| 149.234.124.0/23 | Bayer AG | BGP | ANNOUNCED | ● high |
| 149.234.127.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 149.234.192.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.192.0/19 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.194.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.196.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.228.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.228.0/23 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.230.0/23 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.230.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.240.0/21 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.240.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.241.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.242.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.243.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.244.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.245.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.246.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.247.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 149.234.250.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 164.59.0.0/16 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.128.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.129.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.130.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.136.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.137.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.138.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.139.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.140.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.141.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.142.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.143.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.144.0/23 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.189.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.190.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.192.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.193.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.208.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.237.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.59.255.0/24 | Bayer AG | BGP | ANNOUNCED | ● high |
| 164.60.0.0/16 | Bayer AG | BGP | ANNOUNCED | ● high |
| 192.80.67.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
| 192.80.68.0/24 | Bayer Corporation | BGP | ANNOUNCED | ● high |
IPv6 ranges (4)
Corporate group (5 confirmed entities)
+4 additional unconfirmed candidates not shown — full list (JSON)- Bayer Cropscience Limited 4 blocks
- Bayer Holding Ltd. 3 blocks
- Bayer Australia Limited 1 blocks
- Bayer-Healthcare-Company-Ltd 1 blocks
Network trust
what's this?
RPKI hygiene: C
how networks compare →
61.8%
of checked blocks have valid RPKI ROA coverage
(81 of 131)
Possible discrepancies (11)
These blocks are registered to Bayer AG 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.
| 2a00:2381:26f3::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
| 2a00:2381:26f3::/56 /56 | authorized for AS2856 — British Telecommunications Limited |
| 193.211.88.0/22 /22 | authorized for AS1759 — Telia Finland Oyj |
| 192.130.235.0/24 /24 | authorized for AS1759 — Telia Finland Oyj |
| 192.130.236.0/24 /24 | authorized for AS1759 — Telia Finland Oyj |
| 195.156.80.0/24 /24 | authorized for AS1759 — Telia Finland Oyj |
| 195.165.103.0/24 /24 | authorized for AS1759 — Telia Finland Oyj |
| 192.130.238.0/24 /24 | authorized for AS1759 — Telia Finland Oyj |
| 192.89.180.0/24 /24 | authorized for AS1759 — Telia Finland Oyj |
| 192.130.237.0/24 /24 | authorized for AS1759 — Telia Finland Oyj |
| 62.193.111.0/24 /24 | authorized for AS36992 — ETISALAT MISR |
NIC Handles
AC1591-AP
AO62-AFRINIC
AS12349
AS13043
AS21180
AS23167
AS29088
AS396121
AS399076
AS5536-MNT
BAYER-MNT
BAYER-MNT
+41 more