Block 163.36.0.0
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| Range | 163.36.0.0 - 163.39.255.255 |
|---|---|
| Prefix | 163.36.0.0/14 |
| Size | 262,144 addresses |
| Status | allocated — operator-held |
| Registry | arin |
| Country (delegation) | US |
| Date | 19920706 |
| Opaque id | 95467d74441ec76350deb6db93b3d933 |
| Block UUID | 82723a72-5b1c-56b3-a90a-c724e3689fab |
| Probes | 2,916 |
| RDAP state | parent — the registry object is a parent: 163.35.0.0 - 163.39.255.255 |
| RDAP service | rdap.apnic.net |
| RDAP fetched | 2026-09-10T23:11:58Z |
| Flags | P RDAP answered with a parent object, not this block · S the RDAP service is not the delegation registry's |
RIR delegation record
| registry | arin |
|---|---|
| country | US |
| type | ipv4 |
| start | 163.36.0.0 |
| value | 262,144 |
| date | 19920706 |
| status | allocated |
| extensions | ['95467d74441ec76350deb6db93b3d933'] |
RDAP summary
| handle | NET-163-35-0-0-1 |
|---|---|
| name | CITICORP-B |
| type | DIRECT ALLOCATION |
| parent handle | NET-163-0-0-0-0 |
| start address | 163.35.0.0 |
| end address | 163.39.255.255 |
| country | — |
| organization | Citibank N.A. |
| events | {"last changed": "2024-02-09T17:04:04-05:00", "registration": "1992-07-06T00:00:00-04:00"} |
| entities | 1: registrant × 1 (contact details are not published) |
Probes in this block
2,916 probes; the first 60 are listed. An asterisk means phase 3 heard something back.
163.37.2.2 163.37.2.3 163.37.2.5 163.37.2.7 163.37.2.11 163.37.2.13 163.37.2.17 163.37.2.19 163.37.2.23 163.37.2.29 163.37.2.31 163.37.2.37 163.37.2.41 163.37.2.43 163.37.2.47 163.37.2.53 163.37.2.59 163.37.2.61 163.37.2.67 163.37.2.71 163.37.2.73 163.37.2.79 163.37.2.83 163.37.2.89 163.37.2.97 163.37.2.101 163.37.2.103 163.37.2.107 163.37.2.109 163.37.2.113 163.37.2.127 163.37.2.131 163.37.2.137 163.37.2.139 163.37.2.149 163.37.2.151 163.37.2.157 163.37.2.163 163.37.2.167 163.37.2.173 163.37.2.179 163.37.2.181 163.37.2.191 163.37.2.193 163.37.2.197 163.37.2.199 163.37.2.211 163.37.2.223 163.37.2.227 163.37.2.229 163.37.2.233 163.37.2.239 163.37.2.241 163.37.2.251 163.37.3.2 163.37.3.3 163.37.3.5 163.37.3.7 163.37.3.11 163.37.3.13
Who operates this: the layers, side by side
| Delegation file | allocated, US, 19920706 |
|---|---|
| Registry object | parent — the registry object is a parent: 163.35.0.0 - 163.39.255.255 |
| 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.