Mark Monitor

MarkMonitor
Registry
Cluster stats
Netblocks4 · 328 IPv4 addresses
All fragments 5 blocks across 2 clusters
Cluster ID209088642
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution Registry record
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (4)

⬇ export CSV
CIDR Org name Registry Status Confidence
82.135.185.100/30 MarkMonitor RIPE ASSIGNED PA ● low
85.206.13.96/29 MarkMonitor RIPE ASSIGNED PA ● low
212.59.27.0/26 MarkMonitor RIPE ASSIGNED PA ● low
217.68.151.0/24 MARKMONITOR 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 (4 of 4)
Possible discrepancies (1)

These blocks are registered to MarkMonitor 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.

217.68.151.0/24 /24 authorized for AS15830 — Equinix (EMEA) Acquisition Enterprises B.V.

NIC Handles

DUMY-RIPE DUMY-RIPE HRW-NOC TELECOMLT-MNT