AS151797 - CTCSCITECHLIMITED-AS-AP - CTCSCI TECH LIMITED, HK

Hong Kong
AS Number
AS151797
AS Name
CTCSCITECHLIMITED-AS-AP
Org Name
CTCSCI TECH LIMITED
Country
Hong Kong
Registry

apnic

RegDate

Updated

2021-10-13T00:52:11Z

AS151797 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

3

IPv4 NUMs

512

IPv6 NUMs(/64)

196,608

512 IPv4 Addresses
CIDR Description IP Num
103.77.210.0/24
ROA Signed and Valid IRR Valid
CTCSCI CTCSCI Tech Limited 256
103.77.210.0/23
ROA Signed and Valid IRR InValid
CTCSCITECHLIMITED-HK CTCSCI TECH LIMITED 512
103.77.211.0/24
ROA Signed and Valid IRR Valid
CTCSCI CTCSCI Tech Limited 256
CIDR Description IP NUMs(prefix /64)
2401:3620:211::/48
ROA Signed and Valid IRR Parent Valid
CTCSCITECHLIMITED-HK CTCSCI TECH LIMITED 65536
2401:3620:221::/48
ROA Signed and Valid IRR Parent Valid
CTCSCITECHLIMITED-HK CTCSCI TECH LIMITED 65536
2401:3620:231::/48
ROA Signed and Valid IRR Parent Valid
CTCSCITECHLIMITED-HK CTCSCI TECH LIMITED 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS9886 CTCSCITECHLIMITED-AS-AP - CTCSCI TECH LIMITED, HK Hong Kong 0 0 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS140227 HKCICL-AS-AP - Hong Kong Communications International Co., Limited, HK Hong Kong 88,320 262,144 IPv4 IPv4 
as-block:       AS150842 - AS151865
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2021-10-13T00:52:11Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC



aut-num:        AS151797
as-name:        CTCSCITECHLIMITED-AS-AP
descr:          CTCSCI TECH LIMITED
country:        HK
org:            ORG-CTL14-AP
admin-c:        CTLA8-AP
tech-c:         CTLA8-AP
abuse-c:        AC2739-AP
mnt-lower:      MAINT-CTCSCITECHLIMITED-HK
mnt-routes:     MAINT-CTCSCITECHLIMITED-HK
mnt-by:         APNIC-HM
mnt-irt:        IRT-CTCSCITECHLIMITED-HK
last-modified:  2023-09-25T15:15:22Z
source:         APNIC

irt:            IRT-CTCSCITECHLIMITED-HK
address:        RM 023, 9/F BLK G KWAI SHING IND BLDG42-46 TAI LIN HONGkong, HONG KONG PAI RD KWAI CHUNG NT 100
e-mail:         admin@ctcsci.com
abuse-mailbox:  abuse@ctcsci.com
admin-c:        CTLA8-AP
tech-c:         CTLA8-AP
auth:           # Filtered
remarks:        admin@ctcsci.com was validated on 2026-01-05
remarks:        abuse@ctcsci.com was validated on 2026-01-05
mnt-by:         MAINT-CTCSCITECHLIMITED-HK
last-modified:  2026-01-05T09:12:32Z
source:         APNIC

organisation:   ORG-CTL14-AP
org-name:       CTCSCI TECH LIMITED
org-type:       LIR
country:        HK
address:        RM 023, 9/F BLK G KWAI SHING IND BLDG42-46 TAI LIN HONGkong
phone:          +85259588341
e-mail:         finance@ctcsci.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2025-05-08T13:15:50Z
source:         APNIC

role:           ABUSE CTCSCITECHLIMITEDHK
country:        ZZ
address:        RM 023, 9/F BLK G KWAI SHING IND BLDG42-46 TAI LIN HONGkong, HONG KONG PAI RD KWAI CHUNG NT 100
phone:          +000000000
e-mail:         admin@ctcsci.com
admin-c:        CTLA8-AP
tech-c:         CTLA8-AP
nic-hdl:        AC2739-AP
remarks:        Generated from irt object IRT-CTCSCITECHLIMITED-HK
remarks:        admin@ctcsci.com was validated on 2026-01-05
remarks:        abuse@ctcsci.com was validated on 2026-01-05
abuse-mailbox:  abuse@ctcsci.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-01-05T09:12:43Z
source:         APNIC

role:           CTCSCI TECH LIMITED administrator
address:        RM 023, 9/F BLK G KWAI SHING IND BLDG42-46 TAI LIN HONGkong, HONG KONG PAI RD KWAI CHUNG NT 100
country:        HK
phone:          +85266881450
e-mail:         admin@ctcsci.com
admin-c:        CTLA8-AP
tech-c:         CTLA8-AP
nic-hdl:        CTLA8-AP
mnt-by:         MAINT-CTCSCITECHLIMITED-HK
last-modified:  2023-09-25T15:13:59Z
abuse-mailbox:  abuse@ctcsci.com
source:         APNIC


as-block:       AS150842 - AS151865
descr:          APNIC ASN block
admin-c:        IA55-AP
tech-c:         IH123-AP
mnt-by:         MNT-APJII-ID
mnt-lower:      MNT-APJII-ID
last-modified:  2026-02-16T11:14:43Z
source:         IDNIC

role:           ID-NIC ADMINISTRATORS
address:        Indonesian Network Information Center
address:        ID-NIC
address:        Cyber Building 11th Floor
address:        Jakarta 12710
country:        ID
phone:          +62-21-52960634
fax-no:         +62-21-52960635
e-mail:         hostmaster@idnic.net
admin-c:        IH288-AP
tech-c:         IH288-AP
nic-hdl:        IA55-AP
notify:         hostmaster@idnic.net
mnt-by:         MNT-APJII-ID
last-modified:  2026-02-25T04:06:45Z
source:         IDNIC

role:           ID-NIC HOSTMASTERS
address:        Indonesian Network Information Center
address:        ID-NIC
address:        Cyber Building 11th Floor
address:        Jakarta 12710
country:        ID
phone:          +62-21-52960634
fax-no:         +62-21-52960635
e-mail:         hostmaster@idnic.net
remarks:        spam and abuse report : abuse@apjii.or.id
remarks:        technical and routing : support@apjii.or.id
remarks:        administrative request : admin@apjii.or.id
remarks:        IDNIC hostmasters role object
admin-c:        IH1-AP
tech-c:         IH1-AP
nic-hdl:        IH123-AP
notify:         hostmaster@idnic.net
mnt-by:         MNT-APJII-ID
last-modified:  2024-07-10T05:48:59Z
source:         IDNIC