Technische Universitaet Dortmund

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks3 · 67,840 IPv4 addresses
All fragments 37 blocks across 14 clusters
Cluster ID214875973
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 6 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 (3)

⬇ export CSV
CIDR Org name Registry Status Confidence
129.217.0.0/16 Technische Universitaet Dortmund RIPE LEGACY ● high
192.35.63.0 – 192.35.64.255 Technische Universitaet Dortmund RIPE LEGACY ● high
192.35.66.0 – 192.35.72.255 Technische Universitaet Dortmund RIPE LEGACY ● high

Domains hosted in this network

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Network trust

what's this?
RPKI hygiene: D how networks compare →
33.3% of checked blocks have valid RPKI ROA coverage (1 of 3)
No discrepancies found among checked blocks.
Routed via provider/NREN (1)

These blocks are cryptographically authorized for this organisation's national research & education network or transit provider — expected topology for an institution that routes through it, not a discrepancy.

129.217.0.0/16 /16 routed via AS680 — DFN (Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.)

NIC Handles

AS3227-MNT DFN-LIR-MNT DUMY-RIPE DUMY-RIPE ORG-TUD4-RIPE RIPE-NCC-LEGACY-MNT