ASN database

You may find these sub-pages interesting as well:

Related tools

DNS lookup / nslookup / DIG of DNS records. An online tool for DNS lookups. By default recursive lookups querying the authoritative name servers. Lookups on specific DNS resolvers are also possible. Additionally, it will look up secondary records and output a full log of what was done on a technical level.

WHOIS / RDAP lookup

Perform WHOIS and/or RDAP lookups on domains, IP addresses, and ASNs. Will output all available technical info, contact info, etc.

Perform reverse DNS (rDNS/PTR) lookups of any IP.

CIDR calculator

IP to CIDR calculation tool with subnet info. The reverse, CIDR ranges to IP addresses, is also possible. Last but not least, it includes a tool for refactoring groups of IPs, domain names, and/or other CIDR ranges.

What is my IPv4 and IPv6?

Check your own IP - both IPv4 and IPv6. Works as a connectivity test as well.

Online tool GeoIP location of any IP and/or domain.

World map, day/night + local time

Beautiful day/night map of the world, with markup of all major cities including local date and time.

Result

AS4693, CSK-IT MANAGEMENT CORPORATION

Last update of data:
12-04-2024 00:28 UTC

ASN:

AS4693 (CSK)

Country:

JP - Japan (Asia)

Org.:

CSK-IT MANAGEMENT CORPORATION

Stats:

Peers

20

IX'es

2

Prefixes

8

IPv4

+45K

IPv6

7,9E+28

Contact:

CSK-IT MANAGEMENT CORPORATION
JP

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

Before 21-12-2023

21

2

8

45.056

7,9E+28

21-12-2023

+2

-

-

-

-

19-01-2024

-2

-

-

-

-

15-03-2024

-1

-

-

-

-

Current

20

2

8

45.056

7,9E+28

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Britain (UK)

Upstream

3.269

36

Britain (UK)

Upstream

COLT Technology Services Group Limited

1.859

174

France

Peer

F5 Networks SARL

5.543

35

Hong Kong

Upstream

China Telecom Global Limited

534

144

Japan

Upstream

302

400

Japan

Upstream

301

346

Japan

Upstream

35

6

Japan

Peer

263

5

Japan

Peer

486

4

Japan

Peer

Home NOC Operators Group

421

5

Netherlands

Peer

6.510

134

Netherlands

Peer

Reseaux IP Europeens Network Coordination Centre (RIPE NCC)

389

2

Philippines

Peer

ComClark Network & Technology Corp

1.336

43

Russia

Upstream

Joint Stock Company TransTeleCom

1.469

82

Singapore

Upstream

8.488

17

Sri Lanka

Peer

Sri Lanka Telecom Ltd

1.802

3

United States

Upstream

Hurricane Electric LLC

10.632

262

United States

Peer

NetActuate, Inc

7.343

206

United States

Peer

Unitas Global LLC

5.373

251

Downstream

1

2

Internet eXchange (IX) connections

Country

City

IX name

Port speed

Members

Japan

Tokyo

-

131

Japan

Tokyo

-

86

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

Japan

Japan Network Information Center

8.192

Japan

203.179.32.0/19

Japan Network Information Center

8.192

Japan

210.159.96.0/19

Japan Network Information Center

8.192

Japan

210.166.96.0/19

Japan Network Information Center

8.192

Japan

210.249.192.0/19

Japan Network Information Center

8.192

Japan

Japan Network Information Center

2.048

Japan

Japan Network Information Center

2.048

Country

ASN

Announced prefix

Description

Size

Japan

Japan Network Information Center

7,9E+28

Log

000	+000	Parse input (ASN)
000	+000	Search database for 'AS4693'
002	+002	1 ASN's found
002	+000	Done
002	+000	Load details of AS4693
010	+008	8 prefixes found
036	+026	20 peers found
039	+003	2 IX members found (2 connections)
042	+003	4 historical items loaded
042	+000	Done

Changelog

Newsletter

Bi-weekly (at most) with updates, changelog and info from the website. Just straight to the point info - no BS! Sign up right here, or read more about the iamroot.tech newsletter.

Signup using Google

Signup using Github

Other options: Signup using Microsoft or Signup using Facebook.

OR

No personal information gathered anywhere. E-mail may be used for login and/or newsletter - will not be sold or used by anyone else but iamroot.tech. Cookies are in use for statistical and useability purposes. Trademarks property of their respective owners. A privacy policy and terms and conditions is availible if you like.

iamrootdottech@gmail.com
Bundgaard - Løvenørnsgade 56, 2tv - DK-8700 Horsens - Denmark

Shoutouts and credits to: Bootstrap, jQuery, Bootstrap live customizer by Virtuosoft, DnsClient.NET by MichaCo, LazyLoad by Mika Tuupola, the Olson tz database by IANA, Visible earth by NASA, GeoLite2 by MaxMind, Barcoder by Wouter Huysentruit, ICONS8.
json-viewer by alenaksu.

iamrootdottech@gmail.com
Bundgaard - Løvenørnsgade 56, 2tv - DK-8700 Horsens - Denmark

No personal information gathered anywhere. E-mail may be used for login and/or newsletter - will not be sold or used by anyone else but iamroot.tech. Cookies are in use for statistical and useability purposes. Trademarks property of their respective owners. A privacy policy and terms and conditions is availible if you like.