AS51813

Summary

Country	Russian Federation
Organization	Joint Stock Company Transtelecom
Domain	ttk.ru
Number of IPv4	3,072
Number of IPv6	0
AS Type	ISP
Registry	RIPE NCC
Allocated	November 10, 2010 (about 15 years ago)
Updated	January 13, 2025 (about 1 year ago)

IP Ranges

AS51813 announces 7 IPv4 ranges and 0 IPv6 range.

That's a total of 3,072 IPv4 address and 0 IPv6 address.

Prefix	Organization	Size	Registry	Status
37.61.182.0/24	Servers Networks And Ptop Networks, Dartel LTD	256	RIPE NCC	ASSIGNED PA
37.61.183.0/24	Servers Networks And Ptop Networks, Dartel LTD	256	RIPE NCC	ASSIGNED PA
46.20.76.0/22	Servers Networks And Ptop Networks, Dartel LTD	1,024	RIPE NCC	ASSIGNED PA
81.18.140.0/23	JSC Company Transtelecom	512	RIPE NCC	ASSIGNED PA
193.150.108.0/23	Small Corporate Clients of Ttk Mordovia	512	RIPE NCC	ASSIGNED PA
193.150.110.0/24	Joint Stock Company Transtelecom	256	RIPE NCC	ALLOCATED PA
193.150.111.0/24	Joint Stock Company Transtelecom	256	RIPE NCC	ALLOCATED PA

Peers

AS51813 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

Upstreams

AS51813 connects to the global Internet via at least 1 upstream provider. In this setup, AS51813 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS51813 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS51813's role in extending Internet access beyond its own infrastructure.

Learn more

• What is an Autonomous System (AS)?
• What ASN data reveals and how to use it
• How geofeeds (RFC 8805) improve IP geolocation accuracy
• Query ASN and IP data programmatically with the Ipregistry API (100,000 free lookups)