203.73.192.0/18

AS4780  ·  Digital United Inc.

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Summary

Country Taiwan
Domain du.net.tw
ASN AS4780
Parent Range 203.73.0.0/16
Registry APNIC
ID SEEDNET

WHOIS Details

inetnum:        203.73.0.0 - 203.73.255.255
netname:        SEEDNET
descr:          Digital United Inc.
descr:          9F, No. 125, Song Jiang Road
descr:          Taipei, Taiwan
country:        TW
admin-c:        JC256-AP
tech-c:         JC256-AP
abuse-c:        AT939-AP
status:         ALLOCATED PORTABLE
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-NCIC-TW
last-modified:  2025-11-07T02:28:12Z
source:         APNIC

irt:            IRT-NCIC-TW
address:        New Century InfoComm Tech. Co., Ltd.
address:        1F~11F, No. 218, Rueiguang Road
address:        Taipei Taiwan 114
e-mail:         antispam@seed.net.tw
abuse-mailbox:  antispam@seed.net.tw
admin-c:        JC256-AP
tech-c:         JC256-AP
auth:           # Filtered
mnt-by:         MAINT-TW-TWNIC
last-modified:  2025-11-06T07:26:18Z
source:         APNIC

role:           ABUSE TWNICAP
country:        ZZ
address:        3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone:          +000000000
e-mail:         hostmaster@twnic.tw
admin-c:        TWA2-AP
tech-c:         TWA2-AP
nic-hdl:        AT939-AP
remarks:        Generated from irt object IRT-TWNIC-AP
remarks:        hostmaster@twnic.tw was validated on 2025-05-23
abuse-mailbox:  hostmaster@twnic.tw
mnt-by:         APNIC-ABUSE
last-modified:  2025-05-23T00:02:10Z
source:         APNIC

person:         Jonas Chou
nic-hdl:        JC256-AP
e-mail:         Jonaschou@fareastone.com.tw
address:        2F, No.218, Rueiguang Road
address:        Taipei, 114, R.O.C
phone:          +886-2-7700-8888
fax-no:         +886-2-7700-8888
country:        TW
mnt-by:         MAINT-TW-TWNIC
last-modified:  2012-12-18T10:10:01Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 203.73.192.0/18

Range ASN Company Num of IPs
203.73.0.0/16 AS4780 Digital United Inc. 65,536

BGP prefixes that are contained by 203.73.192.0/18

Range ASN Company Num of IPs
203.73.238.0/24 AS4780 New Century InfoComm Tech. Co., Ltd. 256

Nearby Ranges

BGP prefixes that overlap with 203.73.0.0/16

Range ASN Company Num of IPs
203.73.0.0/16 AS4780 Digital United Inc. 65,536
203.73.110.0/24 AS4780 New Century InfoComm Tech. Co., Ltd. 256
203.73.21.0/24 AS4780 New Century InfoComm Tech. Co., Ltd. 256
203.73.238.0/24 AS4780 New Century InfoComm Tech. Co., Ltd. 256
203.73.96.0/24 AS4780 New Century InfoComm Tech. Co., Ltd. 256

Hosted domains

There are 9 domain names hosted across 8 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

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

IP Address ASN Details
203.73.217.255 AS4780 Digital United Inc. 0.46ms from Taipei, TW
203.73.250.1 AS4780 Digital United Inc. 1.70ms from Taipei, TW
203.73.252.0 AS4780 Digital United Inc. 0.37ms from Taipei, TW
203.73.219.29 AS4780 Digital United Inc. 6.29ms from Taipei, TW
203.73.216.8 AS4780 Digital United Inc. 6.88ms from Taipei, TW
203.73.247.1 AS4780 Digital United Inc. 0.41ms from Taipei, TW
203.73.240.81 AS4780 Digital United Inc. 2.63ms from Taipei, TW
203.73.234.176 AS4780 Digital United Inc. 6.51ms from Taipei, TW
203.73.255.255 AS4780 Digital United Inc. 0.45ms from Taipei, TW
203.73.245.1 AS4780 Digital United Inc. 0.41ms from Taipei, TW
203.73.203.1 AS4780 Digital United Inc. 0.39ms from Taipei, TW
203.73.208.8 AS4780 Digital United Inc. 7.21ms from Taipei, TW
203.73.232.30 AS4780 Digital United Inc. 19.42ms from Taipei, TW
203.73.253.254 AS4780 Digital United Inc. 1.18ms from Taipei, TW
203.73.209.32 AS4780 Digital United Inc. 6.74ms from Taipei, TW
203.73.212.35 AS4780 Digital United Inc. 18.87ms from Taipei, TW
203.73.194.33 AS4780 Digital United Inc. 4.96ms from Taipei, TW
203.73.243.0 AS4780 Digital United Inc. 0.35ms from Taipei, TW
203.73.223.14 AS4780 Digital United Inc. 20.05ms from Taipei, TW
203.73.226.61 AS4780 Digital United Inc. 2.15ms from Taipei, TW

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
190.253.181.162 AS3816 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC 12.65ms from Bogota, CO
93.212.247.194 AS3320 Deutsche Telekom AG 1.38ms from Frankfurt am Main, DE
43.140.50.18 AS45090 Shenzhen Tencent Computer Systems Company Limited 3.07ms from Guangzhou, CN
130.233.196.2 AS15496 Aalto University 0.62ms from Helsinki, FI
4.168.231.98 AS8075 Microsoft Corporation 0.18ms from Johannesburg, ZA
32.142.238.194 AS7018 AT&T Enterprises, LLC 7.12ms from Kansas City, US
84.22.157.18 AS33991 Igra-Service LLC 0.59ms from Krasnoyarsk, RU
128.77.110.66 AS394089 Google LLC 0.14ms from London, GB
71.44.204.2 AS33363 Charter Communications, Inc 6.68ms from Los Angeles, US
176.170.183.162 AS5410 Bouygues Telecom SA 4.36ms from Lyon, FR
46.181.172.162 AS39927 E-Light-Telecom Ltd. 4.79ms from Novosibirsk, RU
177.172.34.18 AS26599 TELEFÔNICA BRASIL S.A 1.95ms from Osasco, BR
52.200.139.130 AS14618 Amazon.com, Inc. 0.23ms from Reston, US
95.84.29.178 AS12389 PJSC Rostelecom 12.34ms from Samara, RU
112.16.5.98 AS56041 China Mobile communications corporation 11.23ms from Shanghai, CN
86.90.231.194 AS1136 KPN B.V. 1.01ms from Amsterdam, NL
192.227.140.162 AS36352 HostPapa 0.22ms from Chicago, US
86.145.136.34 AS2856 British Telecommunications PLC 3.38ms from Erith, GB
203.162.181.130 AS45899 VNPT Corp 1.19ms from Hanoi, VN
136.185.244.146 AS24560 Bharti Airtel Ltd., Telemedia Services 1.58ms from Hyderabad, IN
222.236.233.50 AS9318 SK Broadband Co Ltd 5.41ms from Incheon, KR
85.184.102.50 AS47171 Kindred IP Limited 0.40ms from London, GB
104.34.36.242 AS20001 Charter Communications Inc 5.24ms from Los Angeles, US
151.242.190.178 AS215691 AP INTERACTIVE SOLUTIONS SL 0.54ms from Madrid, ES
176.87.64.114 AS3352 TELEFONICA DE ESPANA S.A.U. 15.82ms from Madrid, ES

Traceroute

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

$
traceroute -a -n -q1 -m11 203.73.205.68
traceroute to 203.73.205.68 (203.73.205.68): 11 hops max, 52 byte packets
2 *
3 [AS6939] 184.104.189.30 22.654 ms
4 *
5 *
6 *
7 [AS6939] 27.50.36.170 278.944 ms
8 [AS4780] 139.175.59.217 293.57 ms
9 *
10 *
11 *
Measurement taken from IPinfo ProbeNet in Lisbon, PT
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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