ZSTTK-NET

Data as of 2026-09-06
BGP inherited
This organisation
Netblocks129 · 23,264 IPv4 addresses
IPv6 18 prefixes (largest 2a02:2560:1::/48)
Also registered under this name 133 netblocks across 5 separate records
Record ID236110750
RegistryRIPE
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (129)

⬇ export CSV
CIDR Org name Registry Status Confidence
62.33.164.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
62.33.194.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.128.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.130.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.131.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.132.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.133.200/29 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.133.224/29 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.133.240/28 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.137.0/26 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.137.128/25 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.143.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.144.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.145.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.150.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.151.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.153.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.158.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
80.89.159.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.194.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.196.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.200.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.202.0/27 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.203.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.210.0/26 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.210.128/27 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.210.224/27 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.215.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.217.0/28 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.217.120/29 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.218.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.219.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.221.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.224.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.226.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.227.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.230.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.237.0/27 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.244.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.245.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.246.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.247.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.249.224/27 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.252.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.253.32/29 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.254.192/28 ZSTTK-NET RIPE ASSIGNED PA ● low
81.1.255.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.4.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.5.128/25 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.9.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.16.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.18.192/27 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.19.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.22.224/28 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.26.32/29 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.26.192/28 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.28.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.30.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.37.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.38.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.39.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.45.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.46.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.47.128/26 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.49.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.50.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.55.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.65.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.66.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.67.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.69.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.74.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.78.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.82.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.85.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.86.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.88.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.89.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.90.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.92.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.93.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.94.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.97.248/29 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.99.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.101.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.105.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.106.192/28 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.107.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.108.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.109.0/26 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.111.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.114.192/26 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.115.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.116.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.117.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.118.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.125.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
82.200.127.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.4.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.5.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.9.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.18.64/26 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.19.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.80.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.81.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.82.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.83.144/28 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.84.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.91.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
94.251.95.0/24 ZSTTK-NET RIPE ASSIGNED PA ● low
188.44.96.0/22 ZSTTK-NET RIPE ASSIGNED PA ● low
2a02:2560:1::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:2::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:3::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:4::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:5::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:6::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:a5::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:6d0::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:6d1::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:6d2::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:6d3::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:6d4::/48 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:2e32:8000::/49 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:2ef1:8000::/49 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:5101:c000::/50 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:52c8::/49 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:5efb::/49 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low
2a02:2560:6dab::/49 ZSTTK-NET RIPE AGGREGATED-BY-LIR ● low

IPv6 ranges (18)

showing the 15 largest allocations
CIDR
2a02:2560:1::/48
2a02:2560:2::/48
2a02:2560:3::/48
2a02:2560:4::/48
2a02:2560:5::/48
2a02:2560:6::/48
2a02:2560:6d0::/48
2a02:2560:6d1::/48
2a02:2560:6d2::/48
2a02:2560:6d3::/48
2a02:2560:6d4::/48
2a02:2560:a5::/48
2a02:2560:2e32:8000::/49
2a02:2560:2ef1:8000::/49
2a02:2560:52c8::/49

Footprint over time

11 weekly snapshots · JSON
129 0 netblocks since 2026-07-05
2026-07-05 peak 129 2026-09-06

Network trust

what's this?
RPKI hygiene: F how networks compare →
2.3% of checked blocks have valid RPKI ROA coverage (3 of 129)
Possible discrepancies (3)

These blocks are registered to ZSTTK-NET but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

188.44.96.0/22 /22 authorized for AS15774 — Limited Liability Company "TTK-Svyaz"
62.33.164.0/24 /24 authorized for AS20485 — Joint Stock Company TransTeleCom
62.33.194.0/24 /24 authorized for AS20485 — Joint Stock Company TransTeleCom

NIC Handles

DUMY-RIPE DUMY-RIPE TRANSTELECOM-MNT ZSTTK-MNT