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

AS200070, CZ.NIC, z.s.p.o.

Last update of data:
25-04-2024 23:04 UTC

ASN:

AS200070 (CZNIC-AS2)

Country:

CZ - Czech Republic (Europe)

Org.:

CZ.NIC, z.s.p.o.
https://www.nic.cz
Social media: @twitter/X @linkedin

Stats:

Peers

85

IX'es

6

Prefixes

9

IPv4

1.024

IPv6

6,0E+24

Contact:

CZ.NIC, z.s.p.o.
Milesovska 5
13000
Praha 3
CZECH REPUBLIC
CZ

+420222745111

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

21-03-2024

-2

-

-

-

-

28-03-2024

+1

-

-

-

-

29-03-2024

-

+1

-

-

-

18-04-2024

+1

-

-

-

-

25-04-2024

-2

-

-

-

-

Current

85

6

9

1.024

6,0E+24

- - show more (+17 entries) - -

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Armenia

Upstream

2.157

5

Australia

Upstream

Australian Academic and Research Network

1.231

149

Austria

Upstream

135

19

Austria

Upstream

ANEXIA Internetdienstleistungs GmbH

1.357

5

Austria

Upstream

Stadtwerke Feldkirch

1.674

8

Austria

Peer

Magistrat der Stadt Wien, Magistratsabteilung 01

173

4

Austria

Peer

Innsbrucker Kommunalbetriebe AG

910

6

Austria

Peer

321

11

Austria

Peer

384

11

Austria

Peer

ANEXIA Internetdienstleistungs GmbH

2.871

382

Austria

Peer

984

68

- - show more (+74 entries) - -

Internet eXchange (IX) connections

Country

City

IX name

Port speed

Members

Austria

-

149

Britain (UK)

London

10 Gb

829

Britain (UK)

London

10 Gb

316

Czech Republic

Praha 3

10 Gb

203

Slovakia

Praha 3

10 Gb

61

United States

Ashburn

10 Gb

44

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

Czech Republic

185.43.134.0/24

E-NS-NIC-CZ Second Anycast Cloud

256

Czech Republic

193.29.206.0/24

D.NS.NIC.CZ Anycast Cloud

256

Czech Republic

Anycasted .cz DNS servers

256

Czech Republic

212.237.229.0/24

F-NS-NIC-CZ Second Anycast Cloud

256

Country

ASN

Announced prefix

Description

Size

Czech Republic

2001:678:1::/48

CZ.NIC, z.s.p.o. - anycast DNS

1,2E+24

Czech Republic

2001:678:f::/48

CZ.NIC, z.s.p.o. - anycast DNS

1,2E+24

Czech Republic

2001:678:11::/48

CZ.NIC, z.s.p.o. - anycast DNS

1,2E+24

Czech Republic

2001:148f:fffb::/48

F-NS-NIC-CZ Second Anycast Cloud

1,2E+24

Czech Republic

2001:148f:fffd::/48

E-NS-NIC-CZ Second Anycast Cloud

1,2E+24

Log

000	+000	Parse input (ASN)
000	+000	Search database for 'AS200070'
002	+002	1 ASN's found
002	+000	Done
002	+000	Load details of AS200070
015	+013	9 prefixes found
123	+108	85 peers found
131	+008	6 IX members found (6 connections)
135	+004	5 links loaded, 3 verified
142	+007	22 historical items loaded
142	+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.