Block 149.131.152.0
← back to the map index · 149.0.0.0/8
| Range | 149.131.152.0 - 149.131.159.255 |
|---|---|
| Prefix | 149.131.152.0/21 |
| Size | 2,048 addresses |
| Status | allocated — operator-held |
| Registry | arin |
| Country (delegation) | US |
| Date | 19910416 |
| Opaque id | 01ded2cfbf925b607a18e340b391b0db |
| Block UUID | 66331663-d67e-59e2-868f-f16de66ab4d0 |
| Probes | 54 |
| RDAP state | own — the registry object is this block |
| RDAP service | rdap.arin.net |
| RDAP fetched | 2026-09-10T23:11:14Z |
| Flags | none |
RIR delegation record
| registry | arin |
|---|---|
| country | US |
| type | ipv4 |
| start | 149.131.152.0 |
| value | 2,048 |
| date | 19910416 |
| status | allocated |
| extensions | ['01ded2cfbf925b607a18e340b391b0db'] |
RDAP summary
| handle | NET-149-131-152-0-1 |
|---|---|
| name | IBMAOSC |
| type | DIRECT ALLOCATION |
| parent handle | NET-149-0-0-0-0 |
| start address | 149.131.152.0 |
| end address | 149.131.255.255 |
| country | — |
| organization | IBM |
| events | {"last changed": "2023-12-15T07:45:04-05:00", "registration": "1991-04-16T00:00:00-04:00"} |
| entities | 1: registrant × 1 (contact details are not published) |
Probes in this block
54 probes; the first 54 are listed. An asterisk means phase 3 heard something back.
149.131.157.2 149.131.157.3 149.131.157.5 149.131.157.7 149.131.157.11 149.131.157.13 149.131.157.17 149.131.157.19 149.131.157.23 149.131.157.29 149.131.157.31 149.131.157.37 149.131.157.41 149.131.157.43 149.131.157.47 149.131.157.53 149.131.157.59 149.131.157.61 149.131.157.67 149.131.157.71 149.131.157.73 149.131.157.79 149.131.157.83 149.131.157.89 149.131.157.97 149.131.157.101 149.131.157.103 149.131.157.107 149.131.157.109 149.131.157.113 149.131.157.127 149.131.157.131 149.131.157.137 149.131.157.139 149.131.157.149 149.131.157.151 149.131.157.157 149.131.157.163 149.131.157.167 149.131.157.173 149.131.157.179 149.131.157.181 149.131.157.191 149.131.157.193 149.131.157.197 149.131.157.199 149.131.157.211 149.131.157.223 149.131.157.227 149.131.157.229 149.131.157.233 149.131.157.239 149.131.157.241 149.131.157.251
Who operates this: the layers, side by side
| Delegation file | allocated, US, 19910416 |
|---|---|
| Registry object | own — the registry object is this block |
| Routing | not recorded |
| Authorization | not recorded |
| DNS pointing here | not recorded |
| Certificate | none presented |
The registry's verbatim RDAP answer is kept in the local work product dataflow.out/02_ip_block.json and is not published, because it carries registrant contact details.