CORUNET

Handle

Cluster stats

Netblocks	6
All fragments	15 blocks across 9 clusters
Cluster ID	211606418
Registry	RIPE
Customers	find customers using this network →

Evidence & provenance ?

Attribution	RIR handle
Shared handles	clustered on 8 shared RIR contact/maintainer handles
Registry names	1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON

6 0 netblocks since 2026-07-05

2026-07-05 peak 6 2026-07-19

IP Ranges (6)

⬇ export CSV

CIDR	Org name	Registry	Status	Confidence
2a11:e487::/32	CORUNET	RIPE	ALLOCATED-BY-LIR	● low
2a11:e487:1::/48	CORUNET	RIPE	ASSIGNED	● low
2a11:e487:2::/48	CORUNET	RIPE	ASSIGNED	● low
2a11:e487:3::/48	CORUNET	RIPE	ASSIGNED	● low
2a11:e487:fc01::/48	CORUNET	RIPE	ALLOCATED-BY-LIR	● low
2a11:e487:ff00::/40	CORUNET	RIPE	ALLOCATED-BY-LIR	● low

Possibly related to this organisation

what's this?

Same name family

Separately-registered clusters whose names share “CORUNET” — often per-country or per-system registrations of the same brand, occasionally a different organisation sharing the name. Not counted in this organisation's own footprint.

CORUNET-NS02 2 blocks
CORUNET-LUX-1 1 blocks
CORUNET-LUX-4 1 blocks
CORUNET-TRANSFER-FF00-IX-FRA-DE 1 blocks
CORUNET-ROUTING-IX-FRA-DE 1 blocks
CORUNET-LUX-2 1 blocks
CORUNET_SL 1 blocks
CORUNET-LUX-3 1 blocks

Sub-allocations under carriers

IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own naming convention, not a direct registration.

CORUNET_SL via R Cable y Telecable Telecomunicaciones, S.A.U. sub-allocation
CORUNET-LUX-1 via David Moes sub-allocation
CORUNET-LUX-4 via David Moes sub-allocation
CORUNET-TRANSFER-FF00-IX-FRA-DE via Spitzmuller Tamas sub-allocation
CORUNET-ROUTING-IX-FRA-DE via Spitzmuller Tamas sub-allocation
CORUNET-LUX-2 via David Moes sub-allocation
CORUNET-LUX-3 via David Moes sub-allocation

Network trust

what's this?

RPKI hygiene: B how networks compare →

83.3% of checked blocks have valid RPKI ROA coverage (5 of 6)

Possible discrepancies (5)

These blocks are registered to CORUNET 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.

2a11:e487:ff00::/40 /40	authorized for AS210674 — Spitzmuller Tamas
2a11:e487:1::/48 /48	authorized for AS212580 — cupaco GmbH
2a11:e487:2::/48 /48	authorized for AS212580 — cupaco GmbH
2a11:e487:fc01::/48 /48	authorized for AS212580 — cupaco GmbH
2a11:e487:3::/48 /48	authorized for AS212580 — cupaco GmbH

NIC Handles

CNO17-RIPE CUPA-CH-MNT DUMY-RIPE DUMY-RIPE HANDILY-MNT NET6-AT-MNT ORG-CA2292-RIPE UNIX-LU-MNT