Autonomous System details

AS1781

Korea Advanced Institute of Science and Technology  ·  kaist.ac.kr

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AS1781 – Korea Advanced Institute of Science and Technology

Field Value
Country South Korea
Website kaist.ac.kr
Hosted domains 85
IPv4 addresses 90,112
IPv6 addresses 0
ASN type Education
Registry apnic
Allocated 23 years ago on Aug 01, 2002
Updated 2 years ago on Aug 23, 2023
Netblock Company Num of IPs
143.248.0.0/16 Korea Advanced Institute of Science and Technology 65,536
137.68.0.0/18 Korea Advanced Institute of Science and Technology 16,384
143.248.0.0/18 Korea Advanced Institute of Science and Technology 16,384
143.248.64.0/18 Korea Advanced Institute of Science and Technology 16,384
143.248.128.0/18 Korea Advanced Institute of Science and Technology 16,384
143.248.192.0/18 Korea Advanced Institute of Science and Technology 16,384
192.249.16.0/20 Korea Advanced Institute of Science and Technology 4,096
210.107.128.0/20 KISTI 4,096

There are no known IPv6 addresses belonging to this network

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WHOIS Details


                                                ASHandle:       AS1781
                                                OrgID:          AS1781
                                                ASName:         AS1781
                                                ASNumber:       AS1781
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 85 domain names hosted across 61 IP addresses on this ASN.

IP Address Domain Domains on this IP
143.248.151.229 ██████████ 6
143.248.239.210 ██████████ 4
143.248.135.193 ██████████ 4
143.248.159.21 ██████████ 2
143.248.7.56 █████████ 2
143.248.182.118 ██████████ 2
143.248.230.173 ███████ 2
143.248.8.11 ██████████ 2
143.248.230.81 ██████████ 2
143.248.155.65 ██████████ 2

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Useful for Cybersecurity

Peers

There are 3 peers for this ASN.

Peers Name
AS1237 KISTI
AS3786 LG DACOM Corporation
AS4766 Korea Telecom
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Upstreams

There are 3 upstreams for this ASN.

upstreams Name
AS1237 KISTI
AS3786 LG DACOM Corporation
AS4766 Korea Telecom
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
143.248.137.196 AS1781 Korea Advanced Institute of Science and Technology 3.86ms from Seoul, KR
143.248.175.81 AS1781 Korea Advanced Institute of Science and Technology 4.96ms from Seoul, KR
143.248.81.19 AS1781 Korea Advanced Institute of Science and Technology 4.89ms from Seoul, KR
192.249.17.24 AS1781 Korea Advanced Institute of Science and Technology 4.02ms from Seoul, KR
143.248.38.30 AS1781 Korea Advanced Institute of Science and Technology 9.78ms from Dongnae, KR
143.248.98.4 AS1781 Korea Advanced Institute of Science and Technology 4.36ms from Seoul, KR
143.248.10.105 AS1781 Korea Advanced Institute of Science and Technology 3.39ms from Seoul, KR
143.248.95.25 AS1781 Korea Advanced Institute of Science and Technology 9.24ms from Seoul, KR
143.248.35.18 AS1781 Korea Advanced Institute of Science and Technology 6.38ms from Seoul, KR
143.248.68.6 AS1781 Korea Advanced Institute of Science and Technology 6.51ms from Chuncheon, KR
143.248.250.98 AS1781 Korea Advanced Institute of Science and Technology 5.66ms from Seoul, KR
143.248.57.249 AS1781 Korea Advanced Institute of Science and Technology 4.23ms from Seoul, KR
143.248.230.81 AS1781 Korea Advanced Institute of Science and Technology 3.95ms from Seoul, KR
143.248.233.17 AS1781 Korea Advanced Institute of Science and Technology 4.64ms from Seoul, KR
143.248.234.86 AS1781 Korea Advanced Institute of Science and Technology 5.21ms from Seoul, KR
143.248.179.19 AS1781 Korea Advanced Institute of Science and Technology 5.30ms from Chuncheon, KR
143.248.74.73 AS1781 Korea Advanced Institute of Science and Technology 8.30ms from Dongnae, KR
143.248.3.28 AS1781 Korea Advanced Institute of Science and Technology 3.54ms from Seoul, KR
143.248.30.72 AS1781 Korea Advanced Institute of Science and Technology 5.01ms from Seoul, KR
143.248.12.26 AS1781 Korea Advanced Institute of Science and Technology 6.66ms from Seoul, KR
143.248.173.95 AS1781 Korea Advanced Institute of Science and Technology 227.58ms from Amsterdam, NL
143.248.135.101 AS1781 Korea Advanced Institute of Science and Technology 11.42ms from Dongnae, KR
143.248.174.21 AS1781 Korea Advanced Institute of Science and Technology 69.59ms from Ho Chi Minh City, VN
143.248.33.105 AS1781 Korea Advanced Institute of Science and Technology 5.03ms from Seoul, KR
143.248.100.154 AS1781 Korea Advanced Institute of Science and Technology 7.17ms from Seoul, KR

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
193.37.55.181 AS48095 XT GLOBAL NETWORKS LTD. 7.71ms from Bucharest, RO
160.176.89.101 AS36903 Office National des Postes et Telecommunications ONPT (Maroc Telecom) / IAM 5.21ms from Casablanca, MA
98.5.27.21 AS11351 Charter Communications Inc 18.78ms from Chicago, US
3.167.139.37 AS16509 Amazon.com, Inc. 0.23ms from Chicago, US
99.176.11.245 AS7018 AT&T Enterprises, LLC 3.36ms from Dallas, US
86.130.123.37 AS2856 British Telecommunications PLC 1.90ms from Erith, GB
213.69.206.53 AS702 Verizon Business 5.05ms from Frankfurt am Main, DE
125.91.101.149 AS4134 CHINANET-BACKBONE 9.02ms from Guangzhou, CN
177.89.241.149 AS28220 Alares Cabo Servicos de Telecomunicacoes S.A. 3.18ms from Joao Pessoa, BR
46.193.239.213 AS52075 Wifirst S.A.S. 0.42ms from London, GB
6.6.59.165 AS668 United States Department of Defense (DoD) 1.84ms from Los Angeles, US
170.82.199.165 AS263297 VERO S.A 1.15ms from Novo Hamburgo, BR
202.171.224.149 AS55900 GLBB Japan KK 0.21ms from Osaka, JP
176.227.137.21 AS29286 SKYLOGIC S.P.A. 1.34ms from Paris, FR
71.61.202.37 AS7922 Comcast Cable Communications, LLC 11.58ms from Reston, US
162.223.32.69 AS13415 FirstDigital Communications, LLC 0.68ms from Salt Lake City, US
201.191.171.213 AS11830 Instituto Costarricense de Electricidad y Telecom. 2.65ms from San Pedro, CR
121.254.9.197 AS23563 SK Broadband Co Ltd 2.21ms from Seoul, KR
123.181.47.165 AS4134 CHINANET-BACKBONE 4.43ms from Shijiazhuang, CN
217.98.52.69 AS5617 Orange Polska Spolka Akcyjna 0.46ms from Warsaw, PL
155.166.134.21 AS20057 AT&T Enterprises, LLC 17.93ms from Ashburn, US
111.198.18.69 AS4808 China Unicom Beijing Province Network 3.46ms from Beijing, CN
52.218.233.53 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
139.165.216.21 AS2611 BELNET 2.59ms from Brussels, BE
5.2.135.69 AS8708 DIGI ROMANIA S.A. 0.44ms from Bucharest, RO

Traceroute

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

$
traceroute -a -n -q1 -m12 143.248.218.180
traceroute to 143.248.218.180 (143.248.218.180): 12 hops max, 52 byte packets
1 [AS7195] 200.25.47.17 0.739 ms
2 *
3 *
4 [AS24482] 124.6.32.66 273.528 ms
5 [AS24482] 124.6.32.67 301.24 ms
6 *
7 [AS17579] 134.75.103.113 329.019 ms
8 [AS1237] 134.75.8.74 300.098 ms
9 [AS1781] 143.248.119.1 356.127 ms
10 *
11 *
12 *
Measurement taken from IPinfo ProbeNet in Lima, PE
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 AS1781 at robtex.

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