AS number details

AS37900

NTT Communications Corporation  ·  ntt.com

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AS37900 – NTT Communications Corporation

Field Value
Country Japan
Website ntt.com
Hosted domains 0
Number of IPv4 1,024
Number of IPv6 3,626,777,458,843,887,524,118,528
ASN type ISP
Registry jpnic
Updated 5 years ago on Mar 13, 2021
Netblock Company Num of IPs
202.2.89.0/24 NTT DOCOMO Business, Inc 256
202.2.91.0/24 NTT DOCOMO Business, Inc 256
202.4.244.0/24 NTT DOCOMO Business, Inc 256
202.4.245.0/24 NTT DOCOMO Business, Inc 256
Netblock Company
2402:c800:fff1::/48 NTT DOCOMO BUSINESS, Inc.
2402:c800:fff3::/48 NTT DOCOMO BUSINESS, Inc.
2402:c800:fff6::/48 NTT DOCOMO BUSINESS, Inc.
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IP Ranges API

WHOIS Details


                                                ASHandle:       AS37900
                                                OrgID:          AS37900
                                                ASName:         AS37900
                                                ASNumber:       AS37900
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are no domains currently hosted on this ASN.

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Useful for Cybersecurity

Peers

There are 4 peers for this ASN.

Peers Name
AS17676 SoftBank Corp.
AS2516 KDDI CORPORATION
AS2914 NTT America, Inc.
AS4713 NTT DOCOMO BUSINESS,Inc.
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Upstreams

There are 4 upstreams for this ASN.

upstreams Name
AS17676 SoftBank Corp.
AS2516 KDDI CORPORATION
AS2914 NTT America, Inc.
AS4713 NTT DOCOMO BUSINESS,Inc.
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
2402:c800:fff3::1 AS37900 NTT Communications Corporation 2.26ms from Tokyo, JP
202.4.244.1 AS37900 NTT Communications Corporation 1.45ms from Tokyo, JP
2402:c800:fff6::1 AS37900 NTT Communications Corporation 1.68ms from Tokyo, JP
2402:c800:fff1::1 AS37900 NTT Communications Corporation 1.47ms from Tokyo, JP
202.4.245.129 AS37900 NTT Communications Corporation 1.46ms from Tokyo, JP
202.2.89.129 AS37900 NTT Communications Corporation 2.19ms from Tokyo, JP
202.2.91.1 AS37900 NTT Communications Corporation 1.66ms 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
162.235.31.12 AS7018 AT&T Enterprises, LLC 17.72ms from Atlanta, US
114.248.243.140 AS4808 China Unicom Beijing Province Network 3.34ms from Beijing, CN
194.61.1.44 AS328972 Geidea Technology 3.03ms from Cairo, EG
172.217.177.124 AS15169 Google LLC 0.54ms from Chang-hua, TW
87.184.240.44 AS3320 Deutsche Telekom AG 8.20ms from Frankfurt am Main, DE
87.146.85.92 AS3320 Deutsche Telekom AG 6.18ms from Frankfurt am Main, DE
77.184.131.108 AS6805 Telefonica Germany GmbH & Co.OHG 2.72ms from Frankfurt am Main, DE
191.100.101.188 AS27668 ETAPA EP 6.79ms from Guayaquil, EC
218.201.242.124 AS9808 China Mobile Communications Group Co., Ltd. 0.92ms from Guiyang, CN
123.23.11.188 AS45899 VNPT Corp 2.55ms from Ho Chi Minh City, VN
219.73.52.156 AS4760 HKT Limited 1.01ms from Hong Kong, HK
1.7.46.156 AS9583 Sify Limited 0.82ms from Indore, IN
175.138.43.124 AS4788 TM TECHNOLOGY SERVICES SDN. BHD. 5.88ms from Kuala Lumpur, MY
5.58.41.236 AS16223 MAXNET TELECOM, LTD 5.57ms from Kyiv, UA
5.79.56.140 AS15395 Rackspace Ltd. 1.26ms from London, GB
194.220.117.124 AS12430 VODAFONE ESPANA S.A.U. 6.41ms from Madrid, ES
84.126.55.140 AS6739 VODAFONE ONO, S.A. 13.60ms from Madrid, ES
82.62.11.140 AS3269 Telecom Italia S.p.A. 4.52ms from Milan, IT
71.195.62.172 AS7922 Comcast Cable Communications, LLC 8.37ms from Minneapolis, US
91.173.130.236 AS12322 Free SAS 6.97ms from Paris, FR
13.216.71.140 AS14618 Amazon.com, Inc. 0.19ms from Reston, US
62.85.38.220 AS12578 SIA Tet 4.79ms from Riga, LV
77.38.241.204 AS20910 SIA "BITE Latvija" 0.51ms from Riga, LV
59.8.226.12 AS4766 Korea Telecom 2.08ms from Seoul, KR
113.144.98.220 AS2516 KDDI CORPORATION 5.24ms from Tokyo, JP

Traceroute

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

$
traceroute -a -n -q1 -f6 202.4.245.1
traceroute to 202.4.245.1 (202.4.245.1): 64 hops max, 52 byte packets
6 [AS2914] 120.88.54.97 0.482 ms
7 *
8 [AS2914] 129.250.5.94 3.157 ms
9 [AS2914] 120.88.53.22 1.033 ms
10 [AS4713] 122.1.245.70 2.858 ms
11 [AS37900] 202.4.245.1 1.587 ms
Measurement taken from IPinfo ProbeNet in Tokyo, JP
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 AS37900 at robtex.

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