$ query “AS43727” --type=asn → 1 result(s)

AS43727 · KVANT-TELECOM

JSC KVANT-TELEKOM

AS43727 is run by JSC KVANT-TELEKOM and is a mid-size transit provider, registered in Russia since 2007. The system announces a respectable 28 672 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Russia. Prefix announcements for this AS were recently updated.

Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country: 🇷🇺 Russia
Category: Internet Service Provider
Network Role: Mid-size Transit
Data Origin: Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered: September 19, 2007
Last Changed: March 04, 2026
Last Seen: April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated): 90 / 20
IPv6 Prefixes (raw / aggregated): 1 / 1
IPv4 Addresses: 28 672
Largest IPv4 Prefix: /20 (4 096 addresses)
Largest IPv6 Prefix: /32
Geolocated Countries: 🇷🇺 Russia (35 840 IPs)
Prefix Changed: April 23, 2026

Reputation

Reputation: Good — 2 flagged IPs out of 28 672 total (0.01%)

Connectivity Summary

Upstream Providers: 10 upstreams providing transit
Peers: 153 networks exchanging traffic without transit
Downstream Customers: 48 downstreams buying transit
Unclassified: 6 unclassified BGP neighbors
Degree: 217 unique BGP neighbors
Reach: 1 345 networks in customer cone

Upstream Providers (10)

AS6939 — HURRICANE
AS174 — COGENT-174 (Tier-1 transit)
AS3216 — SOVAM-AS
AS20764 — RASCOM-AS
AS28917 — FIORD-AS
AS35598 — INETCOM
AS31133 — MF-MGSM-AS
AS31500 — GNM-AS
AS41095 — IPTP
AS202984 — TEAM-HOST

Prefix Lists

IPv4 Prefixes (90 total)

31.210.208.0/20 (4 096 addresses (/20 prefix))
178.210.32.0/20 (4 096 addresses (/20 prefix))
109.106.144.0/20 (4 096 addresses (/20 prefix))
77.241.240.0/20 (4 096 addresses (/20 prefix))
178.210.48.0/21 (2 048 addresses (/21 prefix))
109.106.128.0/21 (2 048 addresses (/21 prefix))
93.157.144.0/21 (2 048 addresses (/21 prefix))
91.202.24.0/22 (1 024 addresses (/22 prefix))
109.106.136.0/22 (1 024 addresses (/22 prefix))
91.195.126.0/23 (512 addresses (/23 prefix))
5.187.80.0/23 (512 addresses (/23 prefix))
5.187.76.0/23 (512 addresses (/23 prefix))
5.187.64.0/23 (512 addresses (/23 prefix))
178.210.56.0/23 (512 addresses (/23 prefix))
5.187.84.0/24 (256 addresses (/24 prefix))
5.187.83.0/24 (256 addresses (/24 prefix))
5.187.79.0/24 (256 addresses (/24 prefix))
178.210.58.0/24 (256 addresses (/24 prefix))
185.33.162.0/24 (256 addresses (/24 prefix))
185.177.97.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (1 total)

2a00:1440::/32