Summary

NetName
OrgName
CIDR
RIR

APNIC

Country / Region
Status

Abuse

Contact
RegDate

Updated

Routing

AS Desc Country / Region IPv4 NUMs IPv6 NUMs
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US United States 93776640 2741851979776

Whois

% Abuse contact for '166.0.0.0 - 166.255.255.255' is 'helpdesk@apnic.net'

inetnum:        166.0.0.0 - 166.255.255.255
netname:        ERX-NETBLOCK
descr:          Early registration addresses
remarks:        ------------------------------------------------------
remarks:        Important:
remarks:
remarks:        Networks in this range were allocated by InterNIC
remarks:        prior to the formation of Regional Internet
remarks:        Registries (RIRs): AfriNIC, APNIC, ARIN, LACNIC and RIPE NCC.
remarks:
remarks:        Address ranges from this historical space have now
remarks:        been transferred to the appropriate RIR database.remarks:
remarks:        If your search has returned this record, it means the
remarks:        address range is not administered by APNIC.
remarks:
remarks:        Instead, please search one of the following databases:
remarks:
remarks:        - AfriNIC (Africa)
remarks:        website: http://www.afrinic.net/
remarks:        command line: whois.afrinic.net
remarks:
remarks:        - ARIN (Northern America)
remarks:        website: http://www.arin.net/
remarks:        command line: whois.arin.net
remarks:
remarks:        - LACNIC (Latin America and the Carribean)
remarks:        website: http://www.lacnic.net/
remarks:        command line: whois.lacnic.net
remarks:
remarks:        - RIPE NCC (Europe)
remarks:        website: http://www.ripe.net/
remarks:        command line: whois.ripe.net
remarks:
remarks:        For information on the Early Registration Transfer
remarks:        (ERX) project, see:
remarks:
remarks:        http://www.apnic.net/db/erx
remarks:
remarks:        ------------------------------------------------------
country:        AU
admin-c:        IANA1-AP
tech-c:         IANA1-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
status:         ALLOCATED PORTABLE
last-modified:  2015-08-28T00:31:40Z
source:         APNIC
mnt-irt:        IRT-APNIC-AP

irt:            IRT-APNIC-AP
address:        Brisbane, Australia
e-mail:         helpdesk@apnic.net
abuse-mailbox:  helpdesk@apnic.net
admin-c:        HM20-AP
tech-c:         NO4-AP
auth:           # Filtered
remarks:        APNIC is a Regional Internet Registry.
remarks:        We do not operate the referring network and
remarks:        are unable to investigate complaints of network abuse.
remarks:        For information about IRT, see www.apnic.net/irt
remarks:        helpdesk@apnic.net was validated on 2020-02-03
mnt-by:         APNIC-HM
last-modified:  2023-08-18T00:42:38Z
source:         APNIC

role:           Internet Assigned Numbers Authority
address:        see http://www.iana.org.
admin-c:        IANA1-AP
tech-c:         IANA1-AP
nic-hdl:        IANA1-AP
remarks:        For more information on IANA services
remarks:        go to IANA web site at http://www.iana.org.
mnt-by:         MAINT-APNIC-AP
last-modified:  2018-06-22T22:34:30Z
source:         APNIC

Graph

CIDR

166.204.0.0/24 166.204.1.0/24 166.204.2.0/24 166.204.3.0/24
166.204.5.0/24 166.204.6.0/24 166.204.7.0/24 166.204.8.0/24
166.204.10.0/24 166.204.11.0/24 166.204.12.0/24 166.204.13.0/24
166.204.15.0/24 166.204.16.0/24 166.204.17.0/24 166.204.18.0/24
166.204.20.0/24 166.204.21.0/24 166.204.22.0/24 166.204.23.0/24
166.204.25.0/24 166.204.26.0/24 166.204.27.0/24 166.204.28.0/24
166.204.30.0/24 166.204.31.0/24 166.204.32.0/24 166.204.33.0/24
166.204.35.0/24 166.204.36.0/24 166.204.37.0/24 166.204.38.0/24
166.204.40.0/24 166.204.41.0/24 166.204.42.0/24 166.204.43.0/24
166.204.45.0/24 166.204.46.0/24 166.204.47.0/24 166.204.48.0/24
166.204.50.0/24 166.204.51.0/24 166.204.52.0/24 166.204.53.0/24
166.204.55.0/24 166.204.56.0/24 166.204.57.0/24 166.204.58.0/24
166.204.60.0/24 166.204.61.0/24 166.204.62.0/24 166.204.63.0/24
166.204.65.0/24 166.204.66.0/24 166.204.67.0/24 166.204.68.0/24
166.204.70.0/24 166.204.71.0/24 166.204.72.0/24 166.204.73.0/24
166.204.75.0/24 166.204.76.0/24 166.204.77.0/24 166.204.78.0/24
166.204.80.0/24 166.204.81.0/24 166.204.82.0/24 166.204.83.0/24
166.204.85.0/24 166.204.86.0/24 166.204.87.0/24 166.204.88.0/24
166.204.90.0/24 166.204.91.0/24 166.204.92.0/24 166.204.93.0/24
166.204.95.0/24 166.204.96.0/24 166.204.97.0/24 166.204.98.0/24
166.204.100.0/24 166.204.101.0/24 166.204.102.0/24 166.204.103.0/24
166.204.105.0/24 166.204.106.0/24 166.204.107.0/24 166.204.108.0/24
166.204.110.0/24 166.204.111.0/24 166.204.112.0/24 166.204.113.0/24
166.204.115.0/24 166.204.116.0/24 166.204.117.0/24 166.204.118.0/24
166.204.120.0/24 166.204.121.0/24 166.204.122.0/24 166.204.123.0/24
166.204.125.0/24 166.204.126.0/24 166.204.127.0/24