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

updated

Perform WHOIS and/or RDAP lookups on domains, IP addresses, and ASNs. Will output all available technical info, contact info, etc.

Reverse DNS

Perform reverse DNS (rDNS/PTR) lookups of any IP.

CIDR calculator

beta

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.

GeoIP location

Online tool GeoIP location of any IP and/or domain.

World map, day/night + local time

beta

Beautiful day/night map of the world, with markup of all major cities including local date and time.

Result

AS197394, CJSC Telecommunications 21

Last update of data:
08-05-2024 07:01 UTC

ASN:

AS197394 (Telecommunications21century)

Country:

RU - Russia (Europe)

Org.:

CJSC Telecommunications 21

Stats:

Peers

IX'es

Prefixes

IPv4

7.936

IPv6

1,2E+24

Contact:

CJSC Telecommunications 21
420111, g. Kazan', ul. Tazi Gizzata, d. 6/31, p.20
RU

+78432215899

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

Before 19-12-2023

7.936

1,2E+24

19-12-2023

-1

Current

7.936

1,2E+24

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Russia

Upstream

AS3216

PJSC "Vimpelcom"

1.693

547

Russia

Upstream

AS31133

PJSC MegaFon

1.438

Russia

Downstream

AS28825

CJSC Telekommunikacii 21

Russia

Downstream

AS39805

Sattarov Albert Ildusovich

Russia

Downstream

AS48676

LLC "Svyazenergo"

Russia

Downstream

AS50164

PJSC Tatneft

Russia

Downstream

AS198122

Digital Technology Ltd.

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

Russia

AS197394

91.245.33.0/24