203.78.176.0/20

AS9505  ·  Taiwan Internet Gateway

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Summary

Country Taiwan
Domain chti.com.tw
ASN AS9505
Registry APNIC
ID TWGATE-NET

WHOIS Details

inetnum:        203.78.176.0 - 203.78.191.255
netname:        TWGATE-NET
descr:          International Business Group,
descr:          Chunghwa Telecom Co.,Ltd.
descr:          No.31, Aikuo East Rd., Taipei City
descr:          10641, Taiwan
country:        TW
admin-c:        WS31-AP
tech-c:         MY37-AP
abuse-c:        AT939-AP
status:         ALLOCATED PORTABLE
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-HINET-AP
last-modified:  2025-11-07T02:28:25Z
source:         APNIC

irt:            IRT-HINET-AP
address:        Chunghwa Telecom Co.,Ltd.
address:        No.21-3, Sec. 1, Xinyi Rd., Taipei 10048, Taiwan, R.O.C.
address:        Taipei
phone:          +886-2-2322-3495
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        TR391-AP
tech-c:         TR391-AP
remarks:        (oid:HINET)
auth:           # Filtered
mnt-by:         MAINT-TW-TWNIC
last-modified:  2025-11-06T07:20:07Z
source:         APNIC

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

person:         Ming-Hsien Yang
address:        Chunghwa Telecom - International Business Group (CHT-I)
address:        7F(R707), #31,  Aikuo East Road, Taipei ,Taiwan, 106 R.O.C
country:        TW
phone:          +886-2-23443574
fax-no:         +886-2-23568357
e-mail:         [email protected]
nic-hdl:        MY37-AP
mnt-by:         MAINT-TW-CHTI
last-modified:  2008-09-04T07:29:17Z
source:         APNIC

person:         Wen-Shyang Shiau
address:        Chunghwa Telecom - International Business Group (CHTI)
address:        5F(R511), #31, Aikuo East Road, Taipei,Taiwan, 106 R.O.C
country:        TW
phone:          +886-2-23443916
fax-no:         +886-2-23443577
e-mail:         [email protected]
nic-hdl:        WS31-AP
mnt-by:         MAINT-TW-CHTI
last-modified:  2008-09-04T07:29:17Z
source:         APNIC

Overlapping Ranges

BGP prefixes that are contained by 203.78.176.0/20

Range ASN Company Num of IPs
203.78.179.0/24 AS9505 Chunghwa Telecom Co.,Ltd. 256

Nearby Ranges

BGP prefixes that overlap with 203.78.0.0/16

Range ASN Company Num of IPs
203.78.64.0/19 AS10098 iCare.com Ltd 8,192
203.78.224.0/19 AS7671 NTT SmartConnect Corporation 8,192
203.78.48.0/20 AS58519 CHINANET Guangdong province network 4,096
203.78.208.0/20 AS703 Verizon Communications India Private Limited 4,096
203.78.192.0/20 AS2914 NTT Ltd Japan Corporation 4,096
203.78.112.0/20 AS24203 PT XLSMART Telecom Sejahtera Tbk 4,096
203.78.96.0/20 AS18362 Netway Communication Co.,Ltd. 4,096
203.78.168.0/21 AS207990 steel-axis LLC 2,048
203.78.136.0/22 AS133054 5/F, Belgian Bank Bldg, No. 721-725 Nathan Rd Mong Kok, 1,024
203.78.200.0/22 AS10204 NTT MSC SDN BHD 1,024
203.78.204.0/22 AS38566 NTT (Thailand) Ltd. 1,024
203.78.166.0/23 AS212238 UAB code200 512
203.78.160.0/24 AS206757 FIBROPTIC CAT TELECOM SL 256
203.78.165.0/24 AS23672 Airwave Pvt. Ltd. 256
203.78.162.0/24 AS138663 AVM Cloud Sdn. Bhd. 256
203.78.147.0/24 AS134749 Md. Nasir Uddin T/A SPEED TECH ONLINE 256
203.78.146.0/24 AS134749 Md. Nasir Uddin T/A SPEED TECH ONLINE 256
203.78.149.0/24 AS4620 SOLONE PTE LTD 256
203.78.151.0/24 AS4620 SOLONE PTE LTD 256
203.78.145.0/24 AS134749 Md. Nasir Uddin T/A SPEED TECH ONLINE 256
203.78.144.0/24 AS134749 Md. Nasir Uddin T/A SPEED TECH ONLINE 256
203.78.163.0/24 AS10557 UAB code200 256
203.78.150.0/24 AS9234 SOLONE PTE LTD 256
203.78.161.0/24 AS10557 UAB code200 256
203.78.179.0/24 AS9505 Chunghwa Telecom Co.,Ltd. 256

Hosted domains

There are no domains currently hosted on this ASN.

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

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

IP Address ASN Details
203.78.178.126 AS9505 Taiwan Internet Gateway 1.27ms from Taipei, TW
203.78.186.21 AS9505 Taiwan Internet Gateway 0.47ms from Bangkok, TH
203.78.187.37 AS9505 Taiwan Internet Gateway 0.79ms from Los Angeles, US
203.78.185.86 AS9505 Taiwan Internet Gateway 0.48ms from Bangkok, TH
203.78.179.22 AS9505 Taiwan Internet Gateway 0.85ms from Los Angeles, US
203.78.181.14 AS9505 Taiwan Internet Gateway 0.46ms from Bangkok, TH
203.78.177.1 AS9505 Taiwan Internet Gateway 4.29ms from Taipei, TW
203.78.182.1 AS9505 Taiwan Internet Gateway 0.52ms from Taipei, TW
203.78.188.237 AS9505 Taiwan Internet Gateway 0.75ms from Taipei, TW
203.78.176.57 AS9505 Taiwan Internet Gateway 0.99ms 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
84.140.158.100 AS3320 Deutsche Telekom AG 3.84ms from Berlin, DE
199.192.11.20 AS19713 State of New Hampshire 5.49ms from Boston, US
113.213.27.244 AS4837 CHINA UNICOM China169 Backbone 3.28ms from Changchun, CN
95.215.218.164 AS43120 Lanet Network Ltd 5.11ms from Kyiv, UA
23.106.34.244 AS205544 Leaseweb UK Limited 0.19ms from London, GB
94.8.231.4 AS5607 Sky UK Limited 5.62ms from London, GB
16.24.91.116 AS16509 Amazon.com, Inc. 0.30ms from Manama, BH
183.147.28.244 AS4134 CHINANET-BACKBONE 7.93ms from Ningbo, CN
191.184.18.244 AS28573 Claro NXT Telecomunicacoes Ltda 12.93ms from Rio de Janeiro, BR
151.50.59.212 AS1267 WIND TRE S.P.A. 8.84ms from Rome, IT
80.17.1.84 AS3269 Telecom Italia S.p.A. 1.79ms from Rome, IT
191.231.252.148 AS26615 TIM S/A 2.45ms from Sao Paulo, BR
173.206.128.180 AS11814 Distributel Communications Limited 1.03ms from Toronto, CA
82.97.11.212 AS8554 ATSAT Autonomous System 0.13ms from Valbonne, FR
84.227.191.20 AS6730 Sunrise GmbH 2.88ms from Zuerich, CH
154.240.241.132 AS36947 Telecom Algeria 13.00ms from Algiers, DZ
35.155.43.84 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
128.255.181.68 AS3676 University of Iowa 6.42ms from Chicago, US
109.94.214.20 AS13101 TNG Stadtnetz GmbH 2.38ms from Hamburg, DE
89.214.57.212 AS42863 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 12.43ms from Lisbon, PT
89.142.52.84 AS5603 Telekom Slovenije, d.d. 2.36ms from Ljubljana, SI
97.131.64.180 AS6167 Verizon Business 15.14ms from Los Angeles, US
201.121.83.212 AS8151 UNINET 1.71ms from Mexico City, MX
92.103.108.4 AS15557 Societe Francaise Du Radiotelephone - SFR SA 1.60ms from Paris, FR
154.20.38.20 AS852 TELUS Communications Inc. 3.38ms from Seattle, US

Traceroute

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

$
traceroute -a -n -q1 -f3 203.78.179.19
traceroute to 203.78.179.19 (203.78.179.19): 64 hops max, 52 byte packets
3 [] 206.72.210.108 0.889 ms
4 [AS9505] 203.78.181.30 23.902 ms
5 [AS9505] 203.78.179.19 4.684 ms
Measurement taken from IPinfo ProbeNet in Los Angeles, 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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