Block 137.59.136.0

← back to the map index · 137.0.0.0/8

Range	137.59.136.0 - 137.59.139.255
Prefix	137.59.136.0/22
Size	1,024 addresses
Status	assigned — operator-held
Registry	apnic
Country (delegation)	IN
Date	20160203
Opaque id	A92A8D3A
Block UUID	`65ace21d-bcf5-5f8d-8eb1-afbfe15a42ab`
Probes	108
RDAP state	parent — the registry object is a parent: 137.59.128.0 - 137.59.143.255
RDAP service	rdap.arin.net
RDAP fetched	2026-09-10T23:10:21Z
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	apnic
country	IN
type	ipv4
start	137.59.136.0
value	1,024
date	20160203
status	assigned
extensions	['A92A8D3A']

RDAP summary

handle	137.59.128.0 - 137.59.143.255
name	NICSIDC
type	ALLOCATED PORTABLE
parent handle	—
start address	137.59.128.0
end address	137.59.143.255
country	IN
organization	NETWORK ADMIN
events	{"registration": "2022-07-15T02:58:09Z", "last changed": "2025-08-11T22:56:46Z"}
entities	2: abuse × 1, administrative × 1, technical × 1 (contact details are not published)

Probes in this block

108 probes; the first 60 are listed. An asterisk means phase 3 heard something back.

137.59.137.2 137.59.137.3 137.59.137.5 137.59.137.7 137.59.137.11 137.59.137.13 137.59.137.17 137.59.137.19 137.59.137.23 137.59.137.29 137.59.137.31 137.59.137.37 137.59.137.41 137.59.137.43 137.59.137.47 137.59.137.53 137.59.137.59 137.59.137.61 137.59.137.67 137.59.137.71 137.59.137.73 137.59.137.79 137.59.137.83 137.59.137.89 137.59.137.97 137.59.137.101 137.59.137.103 137.59.137.107 137.59.137.109 137.59.137.113 137.59.137.127 137.59.137.131 137.59.137.137 137.59.137.139 137.59.137.149 137.59.137.151 137.59.137.157 137.59.137.163 137.59.137.167 137.59.137.173 137.59.137.179 137.59.137.181 137.59.137.191 137.59.137.193 137.59.137.197 137.59.137.199 137.59.137.211 137.59.137.223 137.59.137.227 137.59.137.229 137.59.137.233 137.59.137.239 137.59.137.241 137.59.137.251 137.59.139.2 137.59.139.3 137.59.139.5 137.59.139.7 137.59.139.11 137.59.139.13

Who operates this: the layers, side by side

Delegation file	assigned, IN, 20160203
Registry object	parent — the registry object is a parent: 137.59.128.0 - 137.59.143.255
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.