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

AS49985, IP4ISP z.s.p.o

Last update of data:
02-05-2024 19:51 UTC

ASN:

AS49985 (IP4ISP)

Country:

CZ - Czech Republic (Europe)

Org.:

IP4ISP z.s.p.o
https://www.ip4isp.net

Stats:

Peers

11

IX'es

1

Prefixes

5

IPv4

+17K

IPv6

7,9E+28

Contact:

IP4ISP z.s.p.o
Ant Barcala 1446/26a
37005
Ceske Budejovice
CZECH REPUBLIC
CZ

+420608259701

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

Before 11-01-2024

25

1

5

17.408

7,9E+28

11-01-2024

-2

-

-

-

-

07-03-2024

-12

-

-

-

-

Current

11

1

5

17.408

7,9E+28

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Austria

Upstream

A1 Telekom Austria AG

1.349

110

Austria

Peer

Fonira Telekom GmbH

1.297

14

Austria

Peer

Kabel-TV Lampert GmbH & Co KG

1.424

6

Burkina Faso

Peer

Virtual Technologies & Solutions

4.639

10

Czech Republic

Upstream

Vodafone Czech Republic a.s.

119

59

Czech Republic

Upstream

129

14

Czech Republic

Upstream

80

7

Czech Republic

Peer

Freenet Liberec, z.s.

292

2

Czech Republic

Downstream

HD Internet s.r.o.

1

2

Netherlands

Peer

6.694

135

Serbia

Peer

Serbian Open Exchange DOO

830

5

Internet eXchange (IX) connections

Country

City

IX name

Port speed

Members

Czech Republic

Prague

-

173

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

Czech Republic

176.62.224.0/20

IP4ISP route

4.096

Czech Republic

185.172.252.0/22

IP4ISP z.s.p.o. network route

1.024

Czech Republic

188.120.192.0/19

IP4ISP z.s.p.o. network route

8.192

Czech Republic

HD internet s.r.o. address block

4.096

Country

ASN

Announced prefix

Description

Size

Czech Republic

P4ISP z.s.p.o. network route

7,9E+28

Log

000	+000	Parse input (ASN)
000	+000	Search database for 'AS49985'
003	+002	1 ASN's found
003	+000	Done
003	+000	Load details of AS49985
014	+011	5 prefixes found
030	+016	11 peers found
033	+003	1 IX members found (2 connections)
035	+002	1 links loaded, 1 verified
037	+002	3 historical items loaded
037	+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.