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

AS202739, Daniel Czerwonk

Last update of data:
19-04-2024 05:20 UTC

ASN:

AS202739 (routing-rocks)

Country:

DE - Germany (Europe)

Org.:

Daniel Czerwonk
https://www.routing.rocks

Stats:

Peers

22

IX'es

-

Prefixes

1

IPv4

-

IPv6

1,2E+24

Contact:

Daniel Czerwonk
Walpurgisstr. 14
45131 Essen
Germany
DE

+4920161245280

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

Before 23-02-2024

23

-

1

-

1,2E+24

23-02-2024

-1

-

-

-

-

22-03-2024

-20

-

-

-

-

19-04-2024

+20

-

-

-

-

Current

22

-

1

-

1,2E+24

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Belgium

Peer

1.211

8

Britain (UK)

Peer

620

10

France

Upstream

985

34

Germany

Upstream

939

11

Germany

Peer

Freifunk Essen e.V.

736

3

Germany

Peer

Freifunk Frankfurt am Main e.V.

1.140

5

Germany

Peer

193

9

Germany

Peer

130

2

Germany

Peer

Mauve Mailorder Software GmbH & CO. KG

181

3

Germany

Peer

1.093

8

Germany

Peer

1.646

53

Italy

Peer

Fiber Telecom S.p.A.

2.672

11

Netherlands

Peer

Bart Vrancken trading as MLaB

3.005

5

Poland

Peer

Marek Krolikowski trading as TAKEN.PL IT SERVICES Marek Krolikowski

644

17

Poland

Peer

1.106

2

Singapore

Upstream

8.488

17

Sri Lanka

Peer

Sri Lanka Telecom Ltd

1.802

3

Switzerland

Upstream

2.643

59

Switzerland

Upstream

368

2

Switzerland

Peer

Openfactory GmbH

1.715

10

Switzerland

Peer

1.566

44

United States

Upstream

Hurricane Electric LLC

10.632

262

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

Germany

2001:678:1e0::/48

Daniel Czerwonk

1,2E+24

Log

000	+000	Parse input (ASN)
000	+000	Search database for 'AS202739'
002	+002	1 ASN's found
002	+000	Done
002	+000	Load details of AS202739
014	+011	1 prefixes found
028	+014	22 peers found
030	+002	No matching IX connections found!
031	+001	1 links loaded, 1 verified
033	+002	4 historical items loaded
033	+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.