Zetup AB

BGP inherited
Cluster stats
Netblocks9 · 6,144 IPv4 addresses
Cluster ID209637984
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 5 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
9 0 netblocks since 2026-07-05
2026-07-05 peak 9 2026-07-19

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
194.237.126.104/29 Zetup AB RIPE ASSIGNED PA ● high
2001:2040:5b::/48 Zetup AB RIPE ASSIGNED ● high
37.49.240.0/21 ZETUP-CL01 RIPE ASSIGNED PA ● low
37.49.248.0/21 ZETUP-CL02 RIPE ASSIGNED PA ● low
109.205.216.0/22 ZETUP-NET1 RIPE ASSIGNED PA ● low
109.205.220.0/24 ZETUP-NET1 RIPE ASSIGNED PA ● low
109.205.221.0/25 ZETUP-NET1 RIPE ASSIGNED PA ● low
109.205.221.128/25 ZETUP-NET2 RIPE ASSIGNED PA ● low
109.205.222.0/23 ZETUP-NET3 RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (9 of 9)
Possible discrepancies (6)

These blocks are registered to Zetup AB 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.

2001:2040:5b::/48 /48 authorized for AS3301 — Telia Company AB
37.49.240.0/21 /21 authorized for AS50572 — Nordlo Improve AB
37.49.248.0/21 /21 authorized for AS50572 — Nordlo Improve AB
109.205.216.0/22 /22 authorized for AS50572 — Nordlo Improve AB
109.205.222.0/23 /23 authorized for AS50572 — Nordlo Improve AB
109.205.220.0/24 /24 authorized for AS50572 — Nordlo Improve AB

NIC Handles

DUMY-RIPE DUMY-RIPE ORG-ZA127-RIPE TELIANET-LIR ZETUP-MNT