American Express Company
BGP inherited
Cluster stats
| Netblocks | 175 |
| All fragments | 188 blocks across 3 clusters |
| Cluster ID | 191593372 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 40 shared RIR contact/maintainer handles |
| Registry names | 17 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
175
0 netblocks since 2026-07-05
2026-07-05
peak 175
2026-07-06
IP Ranges (175)
showing 50 of 175 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 12.10.219.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 12.29.100.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 12.29.101.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 12.29.102.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 12.105.185.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.0.0/16 | American Express Company | ARIN | ● high | |
| 139.71.0.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.1.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.2.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.3.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.5.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.6.0/23 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.8.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.9.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.10.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.11.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.16.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.17.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.18.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.19.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.20.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.21.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.22.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.23.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.24.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.25.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.26.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.27.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.28.0/23 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.48.0/23 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.50.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.51.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.52.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.53.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.54.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.55.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.64.0/23 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.66.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.67.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.68.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.69.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.70.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.71.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.72.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.73.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.74.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.75.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.76.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.77.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
| 139.71.78.0/24 | American Express Company | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: F
how networks compare →
11.4%
of checked blocks have valid RPKI ROA coverage
(20 of 175)
Possible discrepancies (1)
These blocks are registered to American Express Company 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.
| 2a00:2381:399b::/48 /48 | authorized for AS2856 — British Telecommunications PLC |
NIC Handles
AA1792-AP
AA2277-AP
AB34802-RIPE
AEAP1-AP
AEAP1-AP
AEBC1-AP
AEBC1-AP
AESOC-ARIN
AM2390-AP
AMERIC
APNIC-HM
AS139274
+28 more