Bayer Aktiengesellschaft

Bayer AG
Data as of 2026-10-11
GLEIF verified
Complete entity footprint
4 linked clusters · 130 netblocks · 204,251 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.
View the full entity page →
LEI
549300J4U55H3WP1XT59
Registered name
Bayer Aktiengesellschaft
Jurisdiction
DE
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks126 · 203,475 IPv4 addresses
IPv6 4 prefixes (largest 2a03:ee80::/29)
Registered in Germany (56) · United States (37) · Finland (22) · China (4) · France (3) · Brazil (2)
Also registered under this name 227 netblocks across 40 separate records
Record ID245503299
RegistryAFRINIC
Owner jurisdictionDE
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 549300J4U55H3WP1XT59
Shared handles clustered on 58 shared RIR contact/maintainer handles
Registry names 29 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (126)

⬇ 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 ARIN DIRECT ALLOCATION ● 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
149.234.64.0/18 Bayer AG BGP ANNOUNCED ● high
149.234.64.0/24 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
149.234.192.0/19 Bayer Corporation BGP ANNOUNCED ● high
149.234.192.0/24 Bayer Corporation BGP ANNOUNCED ● high
149.234.192.0 – 149.234.225.255 Bayer Corporation ARIN DIRECT ALLOCATION ● high
149.234.194.0/24 Bayer Corporation BGP ANNOUNCED ● high
149.234.196.0/24 Bayer Corporation BGP ANNOUNCED ● high
149.234.224.0/24 BAYER S.A. BGP ANNOUNCED ● high
149.234.224.0/23 BAYER S.A. BGP ANNOUNCED ● high
149.234.226.0/23 Bayer SA ARIN ASSIGNED ● high
149.234.228.0/23 Bayer Corporation BGP ANNOUNCED ● high
149.234.228.0/24 Bayer Corporation BGP ANNOUNCED ● high
149.234.228.0/22 Bayer Corporation ARIN DIRECT ALLOCATION ● high
149.234.230.0/23 Bayer Corporation BGP ANNOUNCED ● high
149.234.230.0/24 Bayer Corporation BGP ANNOUNCED ● high
149.234.232.0/23 Bayer SA ARIN ASSIGNED ● high
149.234.234.0 – 149.234.255.255 Bayer Corporation ARIN DIRECT ALLOCATION ● 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 RIPE LEGACY ● high
192.80.67.0/24 Bayer Corporation BGP ANNOUNCED ● high
192.80.68.0/24 Bayer Corporation ARIN DIRECT ALLOCATION ● high
192.80.73.0/24 Bayer Corporation ARIN DIRECT ALLOCATION ● high
192.122.250.0/24 Bayer Corporation ARIN DIRECT ALLOCATION ● high
192.206.64.0/24 Bayer Corporation BGP ANNOUNCED ● high
193.169.50.0/24 Bayer AG BGP ANNOUNCED ● high
193.202.128.0/19 Bayer AG BGP ANNOUNCED ● high
195.47.249.0/24 Bayer AG BGP ANNOUNCED ● high
203.162.102.192/28 BAYER-NET APNIC ASSIGNED NON-PORTABLE ● high
205.166.66.0/24 Bayer Corporation BGP ANNOUNCED ● high
212.64.224.0/19 Bayer AG BGP ANNOUNCED ● high
212.64.225.0/24 Bayer AG BGP ANNOUNCED ● high
212.64.226.0/24 Bayer AG BGP ANNOUNCED ● high
212.64.229.0/24 Bayer AG BGP ANNOUNCED ● high
222.66.22.188/30 BAYER-CO APNIC ASSIGNED NON-PORTABLE ● high
222.66.33.32/30 BAYER-CO APNIC ASSIGNED NON-PORTABLE ● high
222.66.122.112/28 BAYER-LIMITED APNIC ASSIGNED NON-PORTABLE ● high
5.226.109.232/29 BAYER RIPE ASSIGNED PA ● low
62.119.49.12/30 SE-BAYER-AB-NET RIPE ASSIGNED PA ● low
62.138.204.240/29 Bayer-NET3 RIPE ASSIGNED PA ● low
62.193.111.0/24 BAYER AFRINIC ASSIGNED PA ● low
62.209.54.244/30 BAYER_AG RIPE ASSIGNED PA ● low
62.248.116.80/30 bayer RIPE ASSIGNED PA ● low
86.188.138.16/29 BAYER-PLC RIPE ASSIGNED PA ● low
89.175.161.56/30 BAYER RIPE ASSIGNED PA ● low
89.175.179.224/29 Bayer RIPE ASSIGNED PA ● low
149.234.8.0 – 149.234.127.255 Bayer AG RIPE LEGACY ● low
156.54.154.40/32 BAYER-SPA RIPE LEGACY ● low
156.54.154.48/32 BAYER-SPA RIPE LEGACY ● low
192.89.180.0/24 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.0/28 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.16/29 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.24/30 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.28/30 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.32/30 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.36/30 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.40/29 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.48/28 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.64/30 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.68/30 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.72/29 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.80/28 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.96/27 BAYER-NET RIPE ASSIGNED PA ● low
192.89.181.128/25 BAYER-NET RIPE ASSIGNED PA ● low
192.130.235.0/24 BAYER-NET RIPE ASSIGNED PA ● low
192.130.236.0/24 BAYER-NET RIPE ASSIGNED PA ● low
192.130.237.0/24 BAYER-NET RIPE ASSIGNED PA ● low
192.130.238.0/24 BAYER-NET RIPE ASSIGNED PA ● low
193.16.36.59 – 193.16.36.61 Bayer RIPE ASSIGNED PA ● low
193.16.36.63/32 Bayer RIPE ASSIGNED PA ● low
193.16.36.71/32 Bayer RIPE ASSIGNED PA ● low
193.16.36.83/32 Bayer RIPE ASSIGNED PA ● low
193.16.36.88 – 193.16.36.98 Bayer RIPE ASSIGNED PA ● low
193.16.36.101 – 193.16.36.102 Bayer RIPE ASSIGNED PA ● low
193.155.16.0/24 BAYER-NET1 RIPE ASSIGNED PA ● low
193.155.22.0/24 BAYER-NET2 RIPE ASSIGNED PA ● low
193.155.24.0/24 BAYER-NET3 RIPE ASSIGNED PA ● low
193.155.26.0/24 BAYER-NET4 RIPE ASSIGNED PA ● low
193.155.28.0/24 BAYER-NET5 RIPE ASSIGNED PA ● low
193.211.88.0/22 BAYER-NET RIPE ASSIGNED PA ● low
195.156.80.0/24 BAYER-NET RIPE ASSIGNED PA ● low
195.165.103.0/24 BAYER-NET RIPE ASSIGNED PA ● low
195.167.232.28/31 BAYER-CPE1 RIPE ASSIGNED PA ● low
212.28.241.160/28 Bayer RIPE ASSIGNED PA ● low
213.236.217.108/30 BAYER-AS-NET RIPE ASSIGNED PA ● low
213.244.6.32/27 BAYER-CPE1 RIPE ASSIGNED PA ● low
213.244.6.64/27 BAYER-CPE2 RIPE ASSIGNED PA ● low
2a00:2381:26f3::/56 BAYER-PLC RIPE ASSIGNED ● low
2a00:2381:26f3::/48 BAYER-PLC RIPE AGGREGATED-BY-LIR ● low
2a02:2ad0:608::/48 BAYER-NET1 RIPE ASSIGNED ● low
2a03:ee80::/29 Bayer AG RIPE ALLOCATED-BY-RIR ● low

IPv6 ranges (4)

CIDR
2a03:ee80::/29
2a00:2381:26f3::/48
2a02:2ad0:608::/48
2a00:2381:26f3::/56

Footprint over time

16 weekly snapshots · JSON
142 +7 netblocks since 2026-07-05
2026-07-05 peak 142 2026-10-11

Domains this organisation publishes

what's this?
bayer.de

Corporate group (4 confirmed entities)

+4 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: C how networks compare →
64.1% of checked blocks have valid RPKI ROA coverage (91 of 142)
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

18459628000115 AC1591-AP AO62-AFRINIC AS12349 AS13043 AS21180 AS23167 AS271787 AS29088 AS396121 AS399076 AS5536-MNT +46 more