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

AS28952, O2 Business Services, a.s

Last update of data:
28-04-2024 16:40 UTC

ASN:

AS28952 (O2BSSK)

Country:

SK - Slovakia (Europe)

Org.:

O2 Business Services, a.s
https://www.o2bs.sk http://www.o2.sk
Social media: @linkedin

Stats:

Peers

29

IX'es

3

Prefixes

11

IPv4

+43K

IPv6

6,3E+29

Contact:

O2 Business Services, a.s
Einsteinova 24
85101
Bratislava
SLOVAKIA
SK

+421940503098

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

Before 10-12-2023

32

3

11

43.264

6,3E+29

10-12-2023

-3

-

-

-

-

04-02-2024

-2

-

-

-

-

31-03-2024

+1

-

-

-

-

28-04-2024

+1

-

-

-

-

Current

29

3

11

43.264

6,3E+29

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Austria

Upstream

Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH

967

80

Austria

Peer

384

11

Azerbaijan

Peer

Delta Telecom Ltd

2.925

182

Brazil

Peer

BR.Digital Provider

5.844

89

Britain (UK)

Upstream

2.354

18

Britain (UK)

Peer

LEVEL EIGHTY-SIX COMMUNICATIONS LTD

3.274

30

Czech Republic

Upstream

O2 Czech Republic, a.s.

66

41

Czech Republic

Upstream

CESNET z.s.p.o.

222

21

Czech Republic

Peer

Freenet Liberec, z.s.

287

2

Czech Republic

Peer

NIX.CZ z.s.p.o.

205

5

France

Upstream

Zayo Infrastructure France SA

1.864

25

- - show more (+18 entries) - -

Internet eXchange (IX) connections

Country

City

IX name

Port speed

Members

Czech Republic

Praha 3

200 Gb

203

Slovakia

Bratislava

100 Gb

60

Slovakia

Praha 3

200 Gb

61

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

Slovakia

O2.SK

8.192

Slovakia

O2.SK

4.096

Slovakia

O2.SK

8.192

Slovakia

O2.SK

8.192

Slovakia

O2BS.sk

8.192

Slovakia

O2 Slovakia s.r.o.

256

Slovakia

O2 Slovakia s.r.o.

1.024

Slovakia

151.236.224.0/20

O2.SK

4.096

Slovakia

185.103.144.0/22

O2BS

1.024

Country

ASN

Announced prefix

Description

Size

Germany

2a03:6947:1800::/40

O2 Business Services, a.s

3,1E+26

Slovakia

O2BS

6,3E+29

Log

000	+000	Parse input (ASN)
000	+000	Search database for 'AS28952'
003	+002	1 ASN's found
003	+000	Done
003	+000	Load details of AS28952
011	+008	11 prefixes found
037	+027	29 peers found
042	+004	3 IX members found (3 connections)
045	+003	6 links loaded, 3 verified
046	+002	5 historical items loaded
046	+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.