route: 163.181.0.0/16
origin: AS24429
descr: ALIBABA CLOUD CDN
mnt-by: MAINT-ALIBABA-CLOUD
changed: jiali.jl[at]alibaba-inc.com 20240703 # 0624Z
source: RADB
last-modified: 2024-07-03T06:24:34Z
rpki-ov-state: valid

route: 163.181.0.0/16
descr: RPKI ROA for 163.181.0.0/16 / AS24429
remarks: This AS24429 route object represents routing data retrieved
from the RPKI. This route object is the result of an automated
RPKI-to-IRR conversion process performed by IRRd.
max-length: 24
origin: AS24429
source: RPKI # Trust Anchor: arin

route: 163.181.0.0/16
descr: CMI IP Transit
origin: AS45102
admin-c: MAINT-CMI-INT-HK
tech-c: MAINT-CMI-INT-HK
mnt-by: MAINT-CMI-INT-HK
changed: qas_support[at]cmi.chinamobile.com 20180606
source: NTTCOM
rpki-ov-state: valid

route: 163.181.0.0/16
descr: Alibaba.com Inc.
descr: 400 S El Camino Real
descr: Suite 400
descr: San Mateo, CA94402
descr: US
origin: AS45102
mnt-by: MNT-AL-3
changed: jun.huj[at]alibaba-inc.com 20180204
source: ARIN
rpki-ov-state: valid

route: 163.181.0.0/16
descr: Alibaba-AS
origin: AS45102
mnt-by: MAINT-AS9318
changed: noc[at]skbroadband.com 20190809 #15:59:01Z
source: RADB
last-modified: 2023-11-13T15:57:01Z
rpki-ov-state: valid

route: 163.181.0.0/16
descr: RPKI ROA for 163.181.0.0/16 / AS45102
remarks: This AS45102 route object represents routing data retrieved
from the RPKI. This route object is the result of an automated
RPKI-to-IRR conversion process performed by IRRd.
max-length: 24
origin: AS45102
source: RPKI # Trust Anchor: arin

route: 163.181.0.0/17
descr: Alibaba Cloud
origin: AS45102
mnt-by: MAINT-ALIBABA-CLOUD
changed: jiali.jl[at]alibaba-inc.com 20260316 # 02:00 GMT
source: RADB
last-modified: 2026-03-16T02:00:37Z
rpki-ov-state: valid

route: 163.181.0.0/18
descr: Alibaba Cloud
origin: AS45102
mnt-by: MAINT-ALIBABA-CLOUD
changed: jiali.jl[at]alibaba-inc.com 20260316 # 02:00 GMT
source: RADB
last-modified: 2026-03-16T02:00:14Z
rpki-ov-state: valid

route: 163.181.0.0/16
descr: Alibaba.com Inc.
descr: 400 S El Camino Real
descr: Suite 400
descr: San Mateo, CA94402
descr: US
origin: AS134963
mnt-by: MNT-AL-3
changed: eric.ng[at]alibaba-inc.com 20190908
source: ARIN
rpki-ov-state: valid

route: 163.181.0.0/16
descr: RPKI ROA for 163.181.0.0/16 / AS134963
remarks: This AS134963 route object represents routing data retrieved
from the RPKI. This route object is the result of an automated
RPKI-to-IRR conversion process performed by IRRd.
max-length: 24
origin: AS134963
source: RPKI # Trust Anchor: arin

route: 163.181.32.0/19
descr: Alibaba Cloud
origin: AS45102
mnt-by: MAINT-ALIBABA-CLOUD
changed: jiali.jl[at]alibaba-inc.com 20260317 # 12:17 GMT
source: RADB
last-modified: 2026-03-17T12:17:21Z
rpki-ov-state: valid

route: 163.181.32.0/20
descr: Alibaba Cloud
origin: AS45102
mnt-by: MAINT-ALIBABA-CLOUD
changed: jiali.jl[at]alibaba-inc.com 20260317 # 11:50 GMT
source: RADB
last-modified: 2026-03-17T11:50:49Z
rpki-ov-state: valid

route: 163.181.32.0/21
descr: Alibaba Cloud
origin: AS45102
mnt-by: MAINT-ALIBABA-CLOUD
changed: jiali.jl[at]alibaba-inc.com 20260317 # 08:24 GMT
source: RADB
last-modified: 2026-03-17T08:24:10Z
rpki-ov-state: valid

route: 163.181.32.0/22
descr: Alibaba Cloud
origin: AS45102
mnt-by: MAINT-ALIBABA-CLOUD
changed: jiali.jl[at]alibaba-inc.com 20260317 # 08:18 GMT
source: RADB
last-modified: 2026-03-17T08:18:38Z
rpki-ov-state: valid

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to '163.0.0.0 - 163.255.255.255'

% Abuse contact for '163.0.0.0 - 163.255.255.255' is 'helpdesk[at]apnic.net'

inetnum: 163.0.0.0 - 163.255.255.255
netname: ERX-NETBLOCK
descr: Early registration addresses
country: AU
admin-c: HM20-AP
tech-c: NO4-AP
abuse-c: AA1452-AP
status: ALLOCATED PORTABLE
remarks: ------------------------------------------------------
remarks: Important:
remarks:
remarks: This range was initially allocated by InterNIC prior to the
remarks: formation of Regional Internet Registries (RIRs). The early
remarks: registration transfer project (ERX) transferred these blocks
remarks: to be administered by each RIR based on the region in which
remarks: the majority of resource holders resided.
remarks:
remarks: This early registration block has been transferred to APNIC's
remarks: administration. However, not all of the resources under this
remarks: block have been transferred to APNIC.
remarks:
remarks: For information on the Early Registration Transfer (ERX)
remarks: project, see: http://www.apnic.net/db/erx
remarks:
remarks: ------------------------------------------------------
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
mnt-irt: IRT-APNIC-AP
last-modified: 2026-09-23T22:33:02Z
source: APNIC

irt: IRT-APNIC-AP
address: Brisbane, Australia
e-mail: helpdesk[at]apnic.net
abuse-mailbox: helpdesk[at]apnic.net
admin-c: HM20-AP
tech-c: NO4-AP
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[at]apnic.net was validated on 2020-02-03
auth: # Filtered
mnt-by: APNIC-HM
last-modified: 2025-11-18T00:26:21Z
source: APNIC

role: ABUSE APNICAP
country: ZZ
address: Brisbane, Australia
phone: +000000000
e-mail: helpdesk[at]apnic.net
admin-c: HM20-AP
tech-c: NO4-AP
nic-hdl: AA1452-AP
remarks: Generated from irt object IRT-APNIC-AP
remarks: helpdesk[at]apnic.net was validated on 2020-02-03
abuse-mailbox: helpdesk[at]apnic.net
mnt-by: APNIC-ABUSE
last-modified: 2025-11-28T01:00:58Z
source: APNIC

role: APNIC Hostmaster
address: PO Box 3646
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk[at]apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster[at]apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2026-08-26T00:40:00Z
source: APNIC

person: APNIC Network Operations
address: PO Box 3646
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: netops[at]apnic.net
nic-hdl: NO4-AP
remarks: Administrator for APNIC Network Operations
notify: helpdesk[at]apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2026-08-26T00:40:01Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-JP1)