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 159,075,295,048,171,365,324,537,462,784
ASN type Education
Registry apnic
Updated 2 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
202.5.12.17 ██████████ 1
202.5.12.2 █████████ 1

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Useful for Cybersecurity

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
202.5.15.17 AS18183 National Center for Research on Earthquake Engineering 0.77ms from Taipei, TW
61.56.4.130 AS18183 National Center for Research on Earthquake Engineering 1.47ms from Taipei, TW
61.56.11.103 AS18183 National Center for Research on Earthquake Engineering 2.70ms from Taipei, TW
61.56.13.104 AS18183 National Center for Research on Earthquake Engineering 2.21ms from Taipei, TW
2001:4500:1102:b401:61:56:14:5 AS18183 National Center for Research on Earthquake Engineering 31.68ms from Tokyo, JP
202.5.12.17 AS18183 National Center for Research on Earthquake Engineering 1.25ms from Taipei, TW
61.56.15.237 AS18183 National Center for Research on Earthquake Engineering 2.44ms from Taipei, TW
61.56.6.126 AS18183 National Center for Research on Earthquake Engineering 1.39ms from Taipei, TW
2001:4500:1000:ffff:203:145:192:254 AS18183 National Center for Research on Earthquake Engineering 34.22ms from Tokyo, JP
61.56.12.240 AS18183 National Center for Research on Earthquake Engineering 1.54ms from Taipei, TW
103.189.133.254 AS18183 National Center for Research on Earthquake Engineering 1.46ms from Taipei, TW
2001:4500:1180:1::10 AS18183 National Center for Research on Earthquake Engineering 30.19ms from Tokyo, JP
61.56.14.2 AS18183 National Center for Research on Earthquake Engineering 1.47ms from Taipei, TW
61.56.10.54 AS18183 National Center for Research on Earthquake Engineering 2.99ms from Taipei, TW
61.56.9.223 AS18183 National Center for Research on Earthquake Engineering 1.69ms from Taipei, TW
61.56.8.254 AS18183 National Center for Research on Earthquake Engineering 3.12ms from Taipei, TW
2001:4500:1100:1f01::2 AS18183 National Center for Research on Earthquake Engineering 29.88ms from Tokyo, JP
2001:4500:ffff::1001 AS18183 National Center for Research on Earthquake Engineering 34.19ms from Tokyo, JP

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
52.174.76.231 AS8075 Microsoft Corporation 0.23ms from Amsterdam, NL
40.76.112.135 AS8075 Microsoft Corporation 0.67ms from Ashburn, US
177.66.99.231 AS262491 Saulo J. de Moura Borba ME 1.46ms from Campina Grande, BR
174.103.165.151 AS10796 Charter Communications Inc 5.06ms from Chicago, US
179.251.183.135 AS26615 TIM S/A 10.79ms from Fortaleza, BR
66.37.183.247 AS11427 Charter Communications Inc 15.20ms from Houston, US
86.170.142.135 AS2856 British Telecommunications PLC 3.63ms from London, GB
87.91.25.215 AS5410 Bouygues Telecom SA 1.86ms from Paris, FR
54.167.171.231 AS14618 Amazon.com, Inc. 0.23ms from Reston, US
38.14.181.135 AS54600 PEG TECH INC 0.66ms from San Jose, US
116.88.132.167 AS55430 Starhub Ltd 2.57ms from Singapore, SG
118.166.147.87 AS3462 Data Communication Business Group 1.38ms from Taipei, TW
222.12.38.71 AS2516 KDDI CORPORATION 9.32ms from Tokyo, JP
18.165.58.7 AS16509 Amazon.com, Inc. 10.69ms from Atlanta, US
35.187.157.199 AS396982 Google LLC 0.14ms from Chang-hua, TW
91.73.146.23 AS15802 Emirates Integrated Telecommunications Company PJSC 4.11ms from Dubai, AE
86.42.137.23 AS5466 Eircom Limited 4.07ms from Dublin, IE
178.245.146.39 AS16135 Turkcell A.S. 17.54ms from Istanbul, TR
88.255.83.247 AS9121 Turk Telekomunikasyon Anonim Sirketi 1.04ms from Istanbul, TR
41.27.128.87 AS29975 Vodacom 11.44ms from Johannesburg, ZA
68.4.99.7 AS22773 Cox Communications Inc. 5.38ms from Los Angeles, US
62.81.126.119 AS6739 VODAFONE ONO, S.A. 2.14ms from Madrid, ES
90.118.21.119 AS3215 Orange S.A. 8.00ms from Marseille, FR
69.139.159.71 AS7922 Comcast Cable Communications, LLC 0.61ms from Miami, US
62.193.48.55 AS34177 CELESTE SAS 0.65ms from Paris, FR

Traceroute

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

$
traceroute -a -n -q1 -f3 103.189.133.254
traceroute to 103.189.133.254 (103.189.133.254): 64 hops max, 52 byte packets
3 [AS55720] 103.4.28.38 1.369 ms
4 [] 203.163.222.11 111.907 ms
5 [AS9505] 203.78.181.133 26.105 ms
6 [AS9505] 203.78.181.210 56.158 ms
Measurement taken from IPinfo ProbeNet in Taipei, TW
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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