JANUS Engineering AG

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks5
IPv6 1 prefix (largest 2003:df:1820::/48)
Cluster ID214553496
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

5 weekly snapshots · JSON
9 -1 netblocks since 2026-07-05
2026-07-05 peak 10 2026-07-19

IP Ranges (5)

⬇ export CSV
CIDR Org name Registry Status Confidence
37.16.71.208/29 JANUS Engineering AG RIPE ASSIGNED PA ● high
109.109.204.128/30 JANUS Engineering AG RIPE ASSIGNED PA ● high
91.25.179.152/29 JANUS-ENGINEERING-SINDELFINGEN-NET RIPE ASSIGNED PA ● low
213.252.49.0/28 JANUS-NET1 RIPE ASSIGNED PA ● low
2003:df:1820::/48 JANUS-ENGINEERING-SINDELFINGEN-NET RIPE ASSIGNED ● low

IPv6 ranges (1)

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (5 of 5)
Possible discrepancies (1)

These blocks are registered to JANUS Engineering AG 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.

2003:df:1820::/48 /48 authorized for AS3320 — Deutsche Telekom AG

NIC Handles

CU-MNT DTAG-NIC DUMY-RIPE DUMY-RIPE ORG-JEA22-RIPE TXX-MNT