NORTECH
Cluster stats
Netblocks266
All fragments 269 blocks across 4 clusters
Cluster ID191382241
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 1 shared RIR contact/maintainer handle
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (266)

showing 50 of 266 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
181.225.192.0/19 NORTECH BGP ANNOUNCED ● high
181.225.192.0/23 NORTECH BGP ANNOUNCED ● high
181.225.192.0/24 NORTECH BGP ANNOUNCED ● high
181.225.193.0/24 NORTECH BGP ANNOUNCED ● high
181.225.194.0/23 NORTECH BGP ANNOUNCED ● high
181.225.194.0/24 NORTECH BGP ANNOUNCED ● high
181.225.195.0/24 NORTECH BGP ANNOUNCED ● high
181.225.196.0/23 NORTECH BGP ANNOUNCED ● high
181.225.196.0/24 NORTECH BGP ANNOUNCED ● high
181.225.197.0/24 NORTECH BGP ANNOUNCED ● high
181.225.198.0/23 NORTECH BGP ANNOUNCED ● high
181.225.198.0/24 NORTECH BGP ANNOUNCED ● high
181.225.199.0/24 NORTECH BGP ANNOUNCED ● high
181.225.200.0/23 NORTECH BGP ANNOUNCED ● high
181.225.200.0/24 NORTECH BGP ANNOUNCED ● high
181.225.201.0/24 NORTECH BGP ANNOUNCED ● high
181.225.202.0/23 NORTECH BGP ANNOUNCED ● high
181.225.202.0/24 NORTECH BGP ANNOUNCED ● high
181.225.203.0/24 NORTECH BGP ANNOUNCED ● high
181.225.204.0/24 NORTECH BGP ANNOUNCED ● high
181.225.204.0/23 NORTECH BGP ANNOUNCED ● high
181.225.205.0/24 NORTECH BGP ANNOUNCED ● high
181.225.206.0/24 NORTECH BGP ANNOUNCED ● high
181.225.206.0/23 NORTECH BGP ANNOUNCED ● high
181.225.207.0/24 NORTECH BGP ANNOUNCED ● high
181.225.208.0/23 NORTECH BGP ANNOUNCED ● high
181.225.208.0/24 NORTECH BGP ANNOUNCED ● high
181.225.209.0/24 NORTECH BGP ANNOUNCED ● high
181.225.210.0/24 NORTECH BGP ANNOUNCED ● high
181.225.210.0/23 NORTECH BGP ANNOUNCED ● high
181.225.211.0/24 NORTECH BGP ANNOUNCED ● high
181.225.212.0/23 NORTECH BGP ANNOUNCED ● high
181.225.212.0/24 NORTECH BGP ANNOUNCED ● high
181.225.213.0/24 NORTECH BGP ANNOUNCED ● high
181.225.214.0/24 NORTECH BGP ANNOUNCED ● high
181.225.214.0/23 NORTECH BGP ANNOUNCED ● high
181.225.215.0/24 NORTECH BGP ANNOUNCED ● high
181.225.216.0/24 NORTECH BGP ANNOUNCED ● high
181.225.216.0/23 NORTECH BGP ANNOUNCED ● high
181.225.217.0/24 NORTECH BGP ANNOUNCED ● high
181.225.218.0/23 NORTECH BGP ANNOUNCED ● high
181.225.218.0/24 NORTECH BGP ANNOUNCED ● high
181.225.219.0/24 NORTECH BGP ANNOUNCED ● high
181.225.220.0/24 NORTECH BGP ANNOUNCED ● high
181.225.220.0/23 NORTECH BGP ANNOUNCED ● high
181.225.221.0/24 NORTECH BGP ANNOUNCED ● high
181.225.222.0/24 NORTECH BGP ANNOUNCED ● high
181.225.222.0/23 NORTECH BGP ANNOUNCED ● high
181.225.223.0/24 NORTECH BGP ANNOUNCED ● high
186.0.136.0/23 NORTECH BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: A how networks compare →
99.6% of checked blocks have valid RPKI ROA coverage (265 of 266)
Possible discrepancies (5)

These blocks are registered to NORTECH but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

186.1.234.0/23 /23 authorized for AS52426 — I-SUR WISP S.R.L.
190.181.122.0/23 /23 authorized for AS52426 — I-SUR WISP S.R.L.
186.1.225.0/24 /24 authorized for AS52426 — I-SUR WISP S.R.L.
186.1.234.0/24 /24 authorized for AS52426 — I-SUR WISP S.R.L.
186.1.235.0/24 /24 authorized for AS52426 — I-SUR WISP S.R.L.

NIC Handles

AS52251