Block 131.173.0.0

← back to the map index · 131.0.0.0/8

Range131.173.0.0 - 131.173.255.255
Prefix131.173.0.0/16
Size65,536 addresses
Statusassigned — operator-held
Registryripencc
Country (delegation)DE
Date19881216
Opaque id5ae275bb-c757-4690-98bd-44a004554298
Block UUID45cabb1f-8770-5737-800e-09c9480cb533
Probes2,916
RDAP stateown — the registry object is this block
RDAP servicerdap.arin.net
RDAP fetched2026-09-10T23:10:09Z
FlagsS the RDAP service is not the delegation registry's

RIR delegation record

registryripencc
countryDE
typeipv4
start131.173.0.0
value65,536
date19881216
statusassigned
extensions['5ae275bb-c757-4690-98bd-44a004554298']

RDAP summary

handle131.173.0.0 - 131.173.255.255
nameUOS
typeLEGACY
parent handle0.0.0.0 - 255.255.255.255
start address131.173.0.0
end address131.173.255.255
countryDE
organizationAndreas Knaden
events{"registration": "1970-01-01T00:00:00Z", "last changed": "2025-06-06T05:37:42Z"}
entities7: abuse × 2, administrative × 1, registrant × 3, technical × 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.

131.173.2.2 131.173.2.3 131.173.2.5 131.173.2.7 131.173.2.11 131.173.2.13 131.173.2.17 131.173.2.19 131.173.2.23 131.173.2.29 131.173.2.31 131.173.2.37 131.173.2.41 131.173.2.43 131.173.2.47 131.173.2.53 131.173.2.59 131.173.2.61 131.173.2.67 131.173.2.71 131.173.2.73 131.173.2.79 131.173.2.83 131.173.2.89 131.173.2.97 131.173.2.101 131.173.2.103 131.173.2.107 131.173.2.109 131.173.2.113 131.173.2.127 131.173.2.131 131.173.2.137 131.173.2.139 131.173.2.149 131.173.2.151 131.173.2.157 131.173.2.163 131.173.2.167 131.173.2.173 131.173.2.179 131.173.2.181 131.173.2.191 131.173.2.193 131.173.2.197 131.173.2.199 131.173.2.211 131.173.2.223 131.173.2.227 131.173.2.229 131.173.2.233 131.173.2.239 131.173.2.241 131.173.2.251 131.173.3.2 131.173.3.3 131.173.3.5 131.173.3.7 131.173.3.11 131.173.3.13

Who operates this: the layers, side by side

Delegation fileassigned, DE, 19881216
Registry objectown — the registry object is this block
Routingnot recorded
Authorizationnot recorded
DNS pointing herenot recorded
Certificatenone 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.