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

AS25515, PJSC Rostelecom

Last update of data:
04-05-2024 23:35 UTC

ASN:

AS25515 (CTCNET-AS)

Country:

RU - Russia (Europe)

Org.:

PJSC Rostelecom

Stats:

Peers

5

IX'es

-

Prefixes

13

IPv4

+235K

IPv6

1,2E+24

Contact:

PJSC Rostelecom
14 A, Sinopskaya nabereznaya
191167
S.Peterburg
RUSSIAN FEDERATION
RU

+7 499 999-82-83

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

Before 10-02-2024

4

-

10

+234K

1,2E+24

10-02-2024

-1

-

-

-

-

09-03-2024

+1

-

+3

+768

-

04-05-2024

+1

-

-

-

-

Current

5

-

13

+235K

1,2E+24

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Russia

Upstream

PJSC Rostelecom

1.312

1.571

Russia

Downstream

PJSC Rostelecom

1

1

Russia

Downstream

2

1

Russia

Downstream

Lekstar Communication Ltd.

1

2

Russia

Downstream

CJSC Moscow Brewing Company

2

1

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

Russia

MACROREGIONAL_CENTER

65.536

Russia

DELEGATED BLOCK Joint-Stock Central Telecommunication Company RU

8.192

Russia

89.109.192.0/18

MACROREGIONAL_CENTER

16.384

Russia

90.154.120.0/21

CTC-B2B

2.048

Russia

91.188.223.0/24

PJSC Rostelecom

256

Russia

CTC-95.72_BLK

131.072

Russia

PJSC Rostelecom

256

Russia

185.141.236.0/23

For Clients of MRF Center.

512

Russia

185.202.109.0/24

PJSC Rostelecom

256

Russia

213.140.224.0/19

DELEGATED BLOCK

8.192

Russia

217.107.96.0/21

MRF_CENTER_Mos_Obl

2.048

- - show more (+2 entries) - -

Log

000	+000	Parse input (ASN)
000	+000	Search database for 'AS25515'
004	+004	1 ASN's found
004	+000	Done
004	+000	Load details of AS25515
041	+037	13 prefixes found
048	+007	5 peers found
050	+002	No matching IX connections found!
052	+002	4 historical items loaded
052	+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.