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

AS39563, CTA Systems B.V.

Last update of data:
27-04-2024 10:21 UTC

ASN:

AS39563 (UCSYSTEMS)

Country:

NL - Netherlands (Europe)

Org.:

CTA Systems B.V.
https://www.ucsystems.nl
Social media: @twitter/X @facebook

Stats:

Peers

30

IX'es

1

Prefixes

10

IPv4

2.304

IPv6

7,9E+28

Contact:

CTA Systems B.V.
Kade 64
3371 EP
Hardinxveld-Giessendam
NETHERLANDS
NL

+31886666333

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

Before 06-01-2024

30

2

10

2.304

7,9E+28

06-01-2024

-1

-

-

-

-

03-02-2024

-1

-

-

-

-

02-03-2024

+1

-

-

-

-

30-03-2024

+1

-

-

-

-

07-04-2024

-

-1

-

-

-

Current

30

1

10

2.304

7,9E+28

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Azerbaijan

Peer

Delta Telecom Ltd

2.919

183

Brazil

Upstream

ALOO TELECOM - FSF TECNOLOGIA SA

2.152

12

Brazil

Peer

3.173

6

Brazil

Peer

BR.Digital Provider

5.844

89

Britain (UK)

Peer

LEVEL EIGHTY-SIX COMMUNICATIONS LTD

3.274

30

Germany

Upstream

1.780

25

Germany

Peer

1.646

53

Greece

Peer

CONNECTICORE TELECOMMUNICATIONS INFORMATION TECHNOLOGY S.A

913

7

India

Upstream

Bharti Airtel Limited

3.152

631

Italy

Upstream

Fiber Telecom S.p.A.

2.672

11

Italy

Peer

MainStreaming SpA

4.218

30

- - show more (+19 entries) - -

Internet eXchange (IX) connections

Country

City

IX name

Port speed

Members

Netherlands

SpeedIX Internet Exchange

10 Gb

278

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

Netherlands

UC Systems

256

Netherlands

UC Systems COLO

256

Netherlands

UC Systems COLO

256

Netherlands

UC Systems COLO

256

Netherlands

UC Systems COLO

256

Netherlands

185.231.16.0/24

UC Systems COLO

256

Netherlands

185.231.17.0/24

UC Systems COLO

256

Netherlands

185.231.18.0/24

UC Systems COLO

256

Netherlands

185.231.19.0/24

UC Systems COLO

256

Country

ASN

Announced prefix

Description

Size

Netherlands

UC Systems COLO

7,9E+28

Log

000	+000	Parse input (ASN)
000	+000	Search database for 'AS39563'
004	+004	1 ASN's found
004	+000	Done
004	+000	Load details of AS39563
026	+022	10 prefixes found
069	+043	30 peers found
075	+006	1 IX members found (1 connections)
079	+004	4 links loaded, 3 verified
082	+003	6 historical items loaded
082	+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.