Autonomous System details

AS18183

National Center for Research on Earthquake Engineering  ·  niar.org.tw

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AS18183 – National Center for Research on Earthquake Engineering

Field Value
Country Taiwan
Website niar.org.tw
Hosted domains 2
IPv4 addresses 5,632
IPv6 addresses 159,075,295,048,171,366,130,000,000,000
ASN type Education
Registry apnic
Updated 3 months ago on Jan 08, 2026
Netblock Company Num of IPs
61.56.0.0/20 Government Service Network (GSN) 4,096
61.56.8.0/21 Government Service Network (GSN) 2,048
202.5.12.0/22 National Center for Research on Earthquake Engineering 1,024
103.189.132.0/23 National Center for Research on Earthquake Engineering 512
61.56.4.0/24 Government Service Network (GSN) 256
Netblock Company
2001:4500::/32 National Applied Research Laboratories
2400:85a0::/32 National Center for Research on Earthquake Engineering
2001:4500:1100::/40 National Applied Research Laboratories
2001:4500:1100::/41 National Applied Research Laboratories
2001:4500:1180::/41 National Applied Research Laboratories
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WHOIS Details


                                                ASHandle:       AS18183
                                                OrgID:          AS18183
                                                ASName:         AS18183
                                                ASNumber:       AS18183
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 2 domain names hosted across 2 IP addresses on this ASN.

IP Address Domain Domains on this IP
202.5.12.2 █████████ 1
202.5.12.17 ██████████ 1

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Peers

There are 5 peers for this ASN.

Peers Name
AS18426 National Applied Research Laboratories
AS7539 National Center for High-performance Computing
AS9264 Academia Sinica
AS9505 Taiwan Internet Gateway
AS9681 Formosa Open eXchange(FOX)
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Upstreams

There are 3 upstreams for this ASN.

upstreams Name
AS7539 National Center for High-performance Computing
AS9264 Academia Sinica
AS9505 Taiwan Internet Gateway
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
202.5.12.18 AS18183 National Center for Research on Earthquake Engineering 1.32ms from Taipei, TW
61.56.13.153 AS18183 National Center for Research on Earthquake Engineering 2.41ms from Taipei, TW
61.56.12.240 AS18183 National Center for Research on Earthquake Engineering 1.51ms from Taipei, TW
2001:4500:1100:1f01::2 AS18183 National Center for Research on Earthquake Engineering 29.88ms from Tokyo, JP
202.5.15.17 AS18183 National Center for Research on Earthquake Engineering 0.70ms from Taipei, TW
2001:4500:1000:ffff:203:145:192:254 AS18183 National Center for Research on Earthquake Engineering 34.27ms from Tokyo, JP
2001:4500:ffff::1001 AS18183 National Center for Research on Earthquake Engineering 34.35ms from Tokyo, JP
2001:4500:1102:b401:61:56:14:2 AS18183 National Center for Research on Earthquake Engineering 31.52ms from Tokyo, JP
61.56.14.1 AS18183 National Center for Research on Earthquake Engineering 1.43ms from Taipei, TW
61.56.15.13 AS18183 National Center for Research on Earthquake Engineering 2.49ms from Taipei, TW
103.189.133.254 AS18183 National Center for Research on Earthquake Engineering 1.38ms from Taipei, TW
61.56.10.254 AS18183 National Center for Research on Earthquake Engineering 2.89ms from Taipei, TW
2001:4500:1180:1::10 AS18183 National Center for Research on Earthquake Engineering 30.25ms from Tokyo, JP
61.56.9.223 AS18183 National Center for Research on Earthquake Engineering 1.66ms from Taipei, TW
61.56.4.129 AS18183 National Center for Research on Earthquake Engineering 1.46ms from Taipei, TW
61.56.11.55 AS18183 National Center for Research on Earthquake Engineering 2.54ms from Taipei, TW
61.56.6.125 AS18183 National Center for Research on Earthquake Engineering 1.31ms from Taipei, TW
61.56.8.178 AS18183 National Center for Research on Earthquake Engineering 2.79ms 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
18.189.85.231 AS16509 Amazon.com, Inc. 0.14ms from Columbus, US
108.81.197.7 AS7018 AT&T Enterprises, LLC 2.67ms from Dallas, US
86.168.29.135 AS2856 British Telecommunications PLC 3.81ms from Erith, GB
91.62.110.135 AS3320 Deutsche Telekom AG 5.26ms from Frankfurt am Main, DE
24.4.89.71 AS7922 Comcast Cable Communications, LLC 8.17ms from Fremont, US
194.15.215.199 AS30742 Bremen Briteline GmbH 3.22ms from Hamburg, DE
125.191.190.167 AS17858 LG POWERCOMM 1.47ms from Incheon, KR
211.168.217.7 AS3786 LG DACOM Corporation 1.56ms from Incheon, KR
220.80.108.135 AS4766 Korea Telecom 0.89ms from Incheon, KR
194.223.53.183 AS7545 TPG Telecom Limited 1.50ms from Melbourne, AU
79.16.115.103 AS3269 Telecom Italia S.p.A. 1.51ms from Milan, IT
106.165.77.135 AS2516 KDDI CORPORATION 15.95ms from Osaka, JP
172.232.49.135 AS63949 Akamai Connected Cloud 0.62ms from Paris, FR
78.58.16.151 AS8764 Telia Lietuva, AB 8.04ms from Siauliai, LT
18.181.63.151 AS16509 Amazon.com, Inc. 0.26ms from Tokyo, JP
77.49.83.39 AS1241 Forthnet 2.46ms from Athens, GR
35.165.242.231 AS16509 Amazon.com, Inc. 0.18ms from Boardman, US
54.149.209.151 AS16509 Amazon.com, Inc. 0.20ms from Boardman, US
186.115.114.183 AS3816 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC 2.29ms from Bogota, CO
97.234.245.87 AS6167 Verizon Business 13.11ms from Boston, US
69.23.11.135 AS10796 Charter Communications Inc 2.21ms from Columbus, US
99.189.224.151 AS7018 AT&T Enterprises, LLC 2.15ms from Dallas, US
87.165.144.87 AS3320 Deutsche Telekom AG 8.34ms from Frankfurt am Main, DE
185.209.63.71 AS12338 Euskaltel S.A. 5.78ms from Madrid, ES
109.201.112.231 AS50596 Informatsionnye Tekhnologii LLC 5.57ms from Moscow, RU

Traceroute

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

$
traceroute -a -n -q1 -f3 61.56.4.151
traceroute to 61.56.4.151 (61.56.4.151): 64 hops max, 52 byte packets
3 [AS38158] 121.100.7.214 30.459 ms
4 *
5 *
6 *
7 *
8 [AS7539] 211.73.84.17 87.722 ms
9 [AS18183] 202.5.15.46 85.646 ms
10 [AS18183] 61.56.4.151 87.925 ms
Measurement taken from IPinfo ProbeNet in Denpasar, ID
On

Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS18183 at robtex.

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