SEMTECH
Cluster stats
Netblocks12
Cluster ID192019338
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 15 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
12 0 netblocks since 2026-07-05
2026-07-05 peak 12 2026-07-06

IP Ranges (12)

⬇ export CSV
CIDR Org name Registry Status Confidence
58.26.131.64/27 SEMTECH APNIC ASSIGNED NON-PORTABLE ● high
61.92.18.248/29 SEMTECH APNIC ASSIGNED NON-PORTABLE ● low
62.244.197.64/28 SEMTECH-NET RIPE ASSIGNED PA ● low
88.84.136.64/28 SEMTECH_INTERNATIONAL RIPE ASSIGNED PA ● low
88.84.143.16/29 SEMTECH_INTERNATIONAL_AG RIPE ASSIGNED PA ● low
88.84.143.24/29 SEMTECH_INTERNATIONAL_AG RIPE ASSIGNED PA ● low
193.5.5.40/29 SEMTECH-NET RIPE ASSIGNED PA ● low
193.195.77.192/28 SEMTECH RIPE ASSIGNED PA ● low
193.195.118.24/29 SEMTECH RIPE ASSIGNED PA ● low
213.123.56.192/29 SEMTECH-LIMITED RIPE ASSIGNED PA ● low
2a00:2381:e2ac:200::/56 SEMTECH-LIMITED RIPE ASSIGNED ● low
2a02:20a8:311::/48 SEMTECH_INTERNATIONAL_AG RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (12 of 12)
Possible discrepancies (1)

These blocks are registered to SEMTECH 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.

2a00:2381:e2ac:200::/56 /56 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AM2355-AP BTNET-MNT CH-UNISOURCE-MNT CH134-AP DUMY-RIPE DUMY-RIPE EQUINIX-FULFIL-MNT EQUINIX-MNT MAINT-HK-CTI MAINT-MY-WEBE MNT-BORUSAN MS950-AP +3 more