% APNIC found the following authoritative answer from: whois.ripe.net

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% Information related to '195.194.51.0 - 195.194.51.255'

% Abuse contact for '195.194.51.0 - 195.194.51.255' is 'irt@jisc.ac.uk'

inetnum:        195.194.51.0 - 195.194.51.255
netname:        RCNI
descr:          Royal College of Nursing Institute
country:        GB
admin-c:        JR313-RIPE
tech-c:         AH393-RIPE
status:         ASSIGNED PA
mnt-by:         JANET-HOSTMASTER
created:        2001-10-24T08:18:17Z
last-modified:  2001-10-24T08:18:17Z
source:         RIPE # Filtered

person:         Allan Hume
address:        ULCC
address:        20 Guilford St
address:        London WC1N 1DZ
address:        United Kingdom
phone:          +44 171 405 8400 ext.431
fax-no:         + 44 171 242 1845
nic-hdl:        AH393-RIPE
created:        1970-01-01T00:00:00Z
last-modified:  2020-06-04T10:12:01Z
source:         RIPE # Filtered
mnt-by:         JANET-HOSTMASTER

person:         Jacquie Richmond
address:        Royal College of Nursing Institute
address:        20 Cavendish Square
address:        London W1M 0AB
address:        United Kingdom
phone:          +44 171 409 3333
nic-hdl:        JR313-RIPE
created:        1970-01-01T00:00:00Z
last-modified:  2020-06-04T10:12:26Z
source:         RIPE
mnt-by:         JANET-HOSTMASTER

% Information related to '195.194.0.0/15AS786'

route:          195.194.0.0/15
descr:          JANET
descr:          JANET(UK) Network Operations Centre
descr:          Third floor
descr:          15 Fetter Lane
descr:          London EC4A 1BW
descr:          United Kingdom
origin:         AS786
mnt-by:         JIPS-NOSC
created:        1970-01-01T00:00:00Z
last-modified:  2019-06-11T12:25:55Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.120 (BUSA)