RDAP WHOIS lookup of '143.121.0.0'

RDAP response recieved from ripe.net in a total of 832ms

143.121.0.0/16

Handle:
143.121.0.0 - 143.121.255.255
Name:
UMCU
Type:
LEGACY
Country:
NL

CIDR:
143.121.0.0/16

Parent:
0.0.0.0 - 255.255.255.255

Remarks:
Universitair Medisch Centrum Utrecht

Events

Created:
31-12-1969
Last change:
28-05-2019

Registrant

Handle:
SN-LIR-MNT
 
Individual
Name:
SN-LIR-MNT

Administrative, Technical

Handle:
UNS5-RIPE
 
Group
Name:
UMCU Netwerk & Security
Adress:
Universitair Medisch Centrum Utrecht
Contact:
voice +31(0)88 75 50700

Abuse

Handle:
irt-SURFcert
 
Group
Name:
IRT-SURFcert
Adress:
SURF bv
attn. SURFcert
P.O.Box 19035
NL-3501 DA
Utrecht
Netherlands
Contact:
voice +31 88 7873000

Raw RDAP response

Click here to see the raw RDAP response from ripe.net (4.865 bytes of JSON data). Opens as modal.

API

You may perform this lookup using the API and get the results as easy-to-parse JSON data.

Read more on the API at https://iamroot.tech/about/api (regarding authentication and rate limits, among other things), or give it a go right away using the 'try it' button.

 
GET
 https://iamroot.tech/whois/api/?host=143.121.0.0 copy try it
 

Log

000+000
  • Try RDAP lookup
836+836
  • Figure out server to ask
836+000
  • Asking 'whois.iana.org' for info on '143.121.0.0' - recieved a valid response of 311 bytes in 56ms.
837+000
  • IP is managed by arin.net. Response from IANA WHOIS in 120ms.
837+000
  • Starting lookup
837+000
  • Querying 'arin.net' for RDAP info on '143.121.0.0'. Response in 194ms. Got redirected (via http location) to 'ripe.net'.
837+000
  • Querying 'ripe.net' for RDAP info on '143.121.0.0'. Response in 401ms.
837+000
  • Done
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