Internet Systems Consortium, Inc.
BGP inherited
Cluster stats
| Netblocks | 242 · 75,861 IPv4 addresses |
| Registered in | United States (132) · Japan (9) · New Zealand (7) · UY (7) · Australia (4) · PK (2) |
| All fragments | 246 blocks across 5 clusters |
| Cluster ID | 208807689 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 25 shared RIR contact/maintainer handles |
| Registry names | 5 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
246
+7 netblocks since 2026-07-05
2026-07-05
peak 246
2026-07-19
IP Ranges (242)
showing 50 of 242 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 103.11.221.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 103.11.221.0/24 | Internet Systems Consortium | APNIC | ASSIGNED PORTABLE | ● high |
| 103.29.199.0/24 | Internet Systems Consortium | APNIC | ASSIGNED PORTABLE | ● high |
| 149.20.0.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.1.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.2.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.3.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.4.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.5.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.6.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.7.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.8.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.9.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.10.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.12.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.13.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.14.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.15.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.16.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.17.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.18.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.19.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.20.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.21.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.22.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.23.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.24.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.25.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.26.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.27.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.28.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.29.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.30.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.31.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.32.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.33.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.34.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.35.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.36.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.37.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.38.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.39.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.40.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.41.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.42.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.43.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.44.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.45.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.46.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
| 149.20.47.0/24 | Internet Systems Consortium, Inc. | BGP | ANNOUNCED | ● high |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: A
how networks compare →
96.7%
of checked blocks have valid RPKI ROA coverage
(234 of 242)
No discrepancies found among checked blocks.
NIC Handles
AI302-AP
APNIC-HM
AS1280
AS23713
AS27321
AS30132
AS30133
AS33071
AS3557
BELLI82-ARIN
ISC-94
ISC-94-Z
+13 more