Alfa Telecom CJSC

BGP inherited
Cluster stats
Netblocks114 · 1,102,352 IPv4 addresses
Registered in KG (58) · Czechia (26) · Russia (15) · Poland (9) · KZ (1) · Greece (1)
Cluster ID208794246
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 36 shared RIR contact/maintainer handles
Registry names 20 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
116 0 netblocks since 2026-07-05
2026-07-05 peak 116 2026-07-19

IP Ranges (114)

showing 50 of 114 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
31.148.0.0/16 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
46.251.192.0/19 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.192.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.193.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.194.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.195.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.196.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.197.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.198.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.199.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.200.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.201.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.202.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.203.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.204.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.205.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.206.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.207.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.208.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.209.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.210.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.211.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.212.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.213.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.214.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.215.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.216.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.217.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.218.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
46.251.221.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
91.201.20.0/22 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
92.38.0.0/17 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
92.253.128.0/17 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
93.170.0.0/15 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
95.46.0.0/15 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
103.13.68.80/28 ALFA-SY3 APNIC ASSIGNED NON-PORTABLE ● high
109.71.224.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
109.71.224.0/21 Alfa Telecom CJSC BGP ANNOUNCED ● high
109.71.226.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
109.71.228.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
109.71.229.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
109.71.230.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
109.71.231.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
146.120.0.0/16 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
146.158.0.0/17 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
151.249.128.0/17 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high
185.48.136.0/22 Alfa Telecom CJSC BGP ANNOUNCED ● high
185.48.136.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
185.48.139.0/24 Alfa Telecom CJSC BGP ANNOUNCED ● high
185.67.252.0/22 ALFA TELECOM s.r.o. BGP ANNOUNCED ● high

Domains hosted in this network

what's this?

Network trust

what's this?
RPKI hygiene: B how networks compare →
90.4% of checked blocks have valid RPKI ROA coverage (103 of 114)
Possible discrepancies (6)

These blocks are registered to Alfa Telecom CJSC but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

151.249.128.0/17 /17 authorized for AS42772 — Unitary enterprise A1
151.249.128.0/17 /17 authorized for AS42772 — Unitary enterprise A1
93.170.84.0/22 /22 authorized for AS39906 — CoProSys a.s.
89.191.147.0/24 /24 authorized for AS12618 — Politechnika Bydgoska im. Jana i Jedrzeja Sniadeckich
94.141.130.0/24 /24 authorized for AS12618 — Politechnika Bydgoska im. Jana i Jedrzeja Sniadeckich
94.141.128.0/24 /24 authorized for AS12618 — Politechnika Bydgoska im. Jana i Jedrzeja Sniadeckich

NIC Handles

AE198-AP ALFATELECOM-RIPE-MNT ALFATELECOM-RIPE-MNT AS206538 AS38958 AS44546 AS50223 DUMY-RIPE DUMY-RIPE FORTHNETGR-MNT ITD-MNT KNIC-MNT +24 more