Martech Media Co
Cluster stats
Netblocks11
Cluster ID191742909
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 8 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (11)

⬇ export CSV
CIDR Org name Registry Status Confidence
2a13:9500:10c::/48 Martech Media Co RIPE ASSIGNED ● high
62.209.193.56/30 MARTECH-HOLDING-CZ RIPE ASSIGNED PA ● low
80.48.132.0/24 MARTECH-ZAKLAD-TECHNIKI-KOMPUTEROWEJ RIPE ASSIGNED PA ● low
193.85.245.152/29 MARTECH-HOLDING-CZ RIPE ASSIGNED PA ● low
193.86.19.128/29 MARTECH-HOLDING-CZ RIPE ASSIGNED PA ● low
194.149.101.208/29 MARTECH-HOLDING-CZ RIPE ASSIGNED PA ● low
195.47.107.128/29 MARTECH-HOLDING-CZ RIPE ASSIGNED PA ● low
195.144.96.228/30 MARTECH-CZ RIPE ASSIGNED PA ● low
212.183.170.217/32 MARTECH_SRL RIPE ASSIGNED PA ● low
212.244.96.0/24 MARTECH-ZAKLAD-TECHNIKI-KOMPUTEROWEJ RIPE ASSIGNED PA ● low
212.244.97.0/24 MARTECH-ZAKLAD-TECHNIKI-KOMPUTEROWEJ 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 (11 of 11)
Possible discrepancies (4)

These blocks are registered to Martech Media Co 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.

2a13:9500:10c::/48 /48 authorized for AS20473 — The Constant Company, LLC
80.48.132.0/24 /24 authorized for AS5617 — Orange Polska Spolka Akcyjna
212.244.96.0/24 /24 authorized for AS5617 — Orange Polska Spolka Akcyjna
212.244.97.0/24 /24 authorized for AS5617 — Orange Polska Spolka Akcyjna

NIC Handles

DUMY-RIPE DUMY-RIPE GTSCZ-MNT MMCA5-RIPE ORG-MMC10-RIPE QCOM-MNT TPNET netutils-mnt