AS Number
AS137719
AS Name
CERWD
Org Name
Qingdao Weidong Big Data Technology Co., Ltd
Country
China
Registry

apnic

RegDate

N/A

Updated

2023-11-28T00:58:24Z

AS137719 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

0

IPv4 NUMs

512

IPv6 NUMs(/64)

0

512 IPv4 Addresses
CIDR Description IP Num
103.154.162.0/23 CERWD Qingdao Weidong Big Data Technology Co., Ltd 512
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS24444 CMNET-V4shandong-AS-AP - China Mobile, CN China 2,051,072 56,086,364,160 IPv4 IPv4
IP Address Domain NUMs Domains
103.154.162.6 6 cerwd.cn
103.154.163.3 1 www.iwdkj.com
103.154.163.4 2 oa.wdjt.cc
103.154.163.7 3 wdjt.cc
103.154.163.13 4 cerwise-edu.com
103.154.163.18 4 caijinhetong.com
103.154.163.29 1 yh-explore.com
103.154.163.37 3 ent.laowutong.com.cn
as-block:       AS137530 - AS138553
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:  2017-12-08T06:45:58Z
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:         [email protected]
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         [email protected]
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC


as-block:       AS137709 - AS137808
descr:          China Internet Network Information Center
country:        CN
remarks:        These AS numbers are further assigned by
remarks:        CNNIC to CNNIC members and end-users
remarks:        in the CNNIC region
admin-c:        IP50-AP
tech-c:         IP50-AP
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNNIC-AP
last-modified:  2018-04-24T05:33:20Z
source:         APNIC

person:         I P
address:        China Internet Information Center(CNNIC)
address:        No. 4 of South street, Zhongguancun, Beijing, China
country:        CN
phone:          +86-10-58813000
fax-no:         +86-10-58813075
e-mail:         [email protected]
nic-hdl:        IP50-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2013-09-12T07:48:01Z
source:         APNIC



aut-num:        AS137719
as-name:        CERWD
descr:          Qingdao Weidong Big Data Technology Co., Ltd
descr:          18 / F, world Olympic International Building,
descr:          30 Hong Kong Middle Road, Shinan District, Qingdao
country:        CN
admin-c:        YW7122-AP
tech-c:         YW7122-AP
abuse-c:        AC1601-AP
mnt-lower:      MAINT-CNNIC-AP
mnt-by:         MAINT-CNNIC-AP
mnt-irt:        IRT-CERWD-CN
last-modified:  2023-11-28T00:58:24Z
source:         APNIC

irt:            IRT-CERWD-CN
address:        18 / F, world Olympic International Building,
address:        30 Hong Kong Middle Road, Shinan District, Qingdao
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        YW7122-AP
tech-c:         YW7122-AP
auth:           # Filtered
mnt-by:         MAINT-CNNIC-AP
last-modified:  2021-09-06T07:43:16Z
source:         APNIC

role:           ABUSE CNNICCN
address:        Beijing, China
country:        ZZ
phone:          +000000000
e-mail:         [email protected]
admin-c:        IP50-AP
tech-c:         IP50-AP
nic-hdl:        AC1601-AP
remarks:        Generated from irt object IRT-CNNIC-CN
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2020-05-14T11:19:01Z
source:         APNIC

person:         Yu kun
address:        18 / F, world Olympic International Building,
address:        30 Hong Kong Middle Road, Shinan District, Qingdao
country:        CN
phone:          +86-13793200959
e-mail:         [email protected]
nic-hdl:        YW7122-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2020-08-13T08:03:33Z
source:         APNIC