170.33.21.0/24

AS134963  ·  Alibaba Cloud (Singapore) Private Limited

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Summary

Country United States
Domain aliyun.com
ASN AS134963
Registry APNIC
ID ALICLOUD

WHOIS Details

inetnum:        170.33.16.0 - 170.33.23.255
netname:        ALICLOUD
descr:          Aliyun Computing Co, LTD
country:        US
admin-c:        ASEP1-AP
tech-c:         ASEP1-AP
abuse-c:        AA1926-AP
status:         ALLOCATED NON-PORTABLE
mnt-by:         MAINT-ASEPL-SG
mnt-irt:        IRT-ASEPL-SG
last-modified:  2021-04-14T01:11:45Z
source:         APNIC

irt:            IRT-ASEPL-SG
address:        1 Raffles Place
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        ASEP1-AP
tech-c:         ASEP1-AP
auth:           # Filtered
remarks:        [email protected] is invalid
mnt-by:         MAINT-ASEPL-SG
last-modified:  2025-11-18T00:30:30Z
source:         APNIC

role:           ABUSE ASEPLSG
country:        ZZ
address:        1 Raffles Place
phone:          +000000000
e-mail:         [email protected]
admin-c:        ASEP1-AP
tech-c:         ASEP1-AP
nic-hdl:        AA1926-AP
remarks:        Generated from irt object IRT-ASEPL-SG
remarks:        [email protected] is invalid
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-29T13:10:14Z
source:         APNIC

role:           Alibabacom Singapore E-Commerce Private Limited a
address:        1 Raffles Place #59-00 One Raffles Place, Tower One Singapore, Singapore
country:        SG
phone:          +86-571-85022088
fax-no:         +86-571-85022088
e-mail:         [email protected]
admin-c:        ASEP1-AP
tech-c:         ASEP1-AP
nic-hdl:        ASEP1-AP
mnt-by:         MAINT-ASEPL-SG
last-modified:  2025-07-01T06:25:24Z
source:         APNIC

route:          170.33.16.0/21
origin:         AS134963
descr:          Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, #45-01 AXA Tower, Singapore 068811
mnt-by:         MAINT-ASEPL-SG
last-modified:  2019-11-15T03:17:26Z
source:         APNIC

route:          170.33.16.0/21
origin:         AS45102
descr:          Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, #45-01 AXA Tower, Singapore 068811
mnt-by:         MAINT-ASEPL-SG
last-modified:  2019-11-15T03:20:15Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 170.33.0.0/16

Range ASN Company Num of IPs
170.33.32.0/21 AS45102 Aliyun Computing Co, LTD 2,048
170.33.32.0/21 AS134963 Aliyun Computing Co, LTD 2,048
170.33.144.0/24 AS134963 AlibabaCloud_Germany 256
170.33.15.0/24 AS134963 AlibabaCloud_Malaysia 256
170.33.152.0/24 AS134963 AlibabaCloud_Eastern US 256
170.33.160.0/24 AS134963 AlibabaCloud_Western US 256
170.33.128.0/24 AS134963 AlibabaCloud_HongKong 256
170.33.85.0/24 AS134963 AlibabaCloud_Japan 256
170.33.86.0/24 AS134963 AlibabaCloud_Japan 256
170.33.94.0/24 AS134963 AlibabaCloud_United Kingdom 256
170.33.97.0/24 AS134963 Alibaba Cloud Indonesia 256
170.33.139.0/24 AS134963 AlibabaCloud_Japan 256

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

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Useful for Cybersecurity

Pingable IPs

2 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
170.33.21.0 AS45102 Alibaba (US) Technology Co., Ltd. 0.19ms from Ashburn, US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
135.237.228.248 AS8075 Microsoft Corporation 0.17ms from Boydton, US
178.144.51.120 AS5432 Proximus NV 14.92ms from Brussels, BE
36.104.153.120 AS4134 CHINANET-BACKBONE 9.15ms from Dalian, CN
98.57.125.88 AS7922 Comcast Cable Communications, LLC 8.00ms from Houston, US
172.65.14.232 AS13335 Cloudflare, Inc. 0.12ms from Lima, PE
83.40.134.136 AS3352 TELEFONICA DE ESPANA S.A.U. 10.50ms from Madrid, ES
95.124.89.40 AS3352 TELEFONICA DE ESPANA S.A.U. 13.74ms from Madrid, ES
73.156.134.120 AS7922 Comcast Cable Communications, LLC 4.39ms from Miami, US
113.34.43.168 AS17506 ARTERIA Networks Corporation 1.24ms from Osaka, JP
187.66.117.88 AS28573 Claro NXT Telecomunicacoes Ltda 10.45ms from Osasco, BR
194.187.194.8 AS24776 INFOCLIP SA 0.55ms from Paris, FR
179.232.73.104 AS28573 Claro NXT Telecomunicacoes Ltda 6.60ms from Porto Alegre, BR
54.87.13.184 AS14618 Amazon.com, Inc. 0.23ms from Reston, US
138.68.244.88 AS14061 DigitalOcean, LLC 0.27ms from San Jose, US
116.38.185.24 AS17858 LG POWERCOMM 5.88ms from Seoul, KR
1.105.102.200 AS4766 Korea Telecom 1.53ms from Seoul, KR
218.154.113.248 AS4766 Korea Telecom 7.72ms from Seoul, KR
211.215.242.40 AS9318 SK Broadband Co Ltd 1.82ms from Seoul, KR
20.44.222.72 AS8075 Microsoft Corporation 0.55ms from Singapore, SG
178.55.22.248 AS16086 DNA Oyj 13.11ms from Stockholm, SE
191.237.212.248 AS8075 Microsoft Corporation 0.25ms from Dublin, IE
34.159.114.56 AS396982 Google LLC 0.09ms from Frankfurt am Main, DE
72.252.117.232 AS23520 Columbus Networks USA, Inc. 9.93ms from Kingston, JM
82.184.56.136 AS3269 Telecom Italia S.p.A. 1.64ms from Milan, IT
87.15.171.200 AS3269 Telecom Italia S.p.A. 3.43ms from Milan, IT

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f5 170.33.21.0
traceroute to 170.33.21.0 (170.33.21.0): 64 hops max, 52 byte packets
5 [AS174] 66.28.4.142 1.246 ms
6 [AS174] 154.54.169.181 3.785 ms
7 [AS174] 154.54.173.98 39.511 ms
8 [AS174] 154.54.45.178 17.746 ms
9 [AS174] 38.88.214.221 17.176 ms
10 [] 14.192.160.93 16.896 ms
11 *
12 [AS45102] 170.33.21.0 17.138 ms
Measurement taken from IPinfo ProbeNet in Buffalo, US
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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