Host Havoc

Data as of 2026-09-20
BGP inherited
This organisation
Netblocks9 · 1,793 IPv4 addresses
IPv6 2 prefixes (largest 2602:2c0::/36)
Registered in Canada (6) · Netherlands (1)
Record ID241258935
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 12 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
104.234.251.0/24 Host Havoc BGP ANNOUNCED ● high
104.234.252.0/24 Host Havoc BGP ANNOUNCED ● high
136.175.187.0/24 Host Havoc ARIN DIRECT ALLOCATION ● high
164.152.122.0/23 Host Havoc ARIN DIRECT ALLOCATION ● high
164.152.123.0/24 Host Havoc BGP ANNOUNCED ● high
185.1.222.57/32 Host Havoc PEERINGDB ASSIGNED ● high
216.245.176.0/23 Host Havoc ARIN DIRECT ALLOCATION ● high
2001:7f8:b7::a539:3905:1/128 Host Havoc PEERINGDB ASSIGNED ● high
2602:2c0::/36 Host Havoc ARIN DIRECT ALLOCATION ● high

IPv6 ranges (2)

CIDR
2602:2c0::/36
2001:7f8:b7::a539:3905:1/128

Footprint over time

10 weekly snapshots · JSON
9 +3 netblocks since 2026-07-13
2026-07-13 peak 9 2026-09-20

Network trust

what's this?
RPKI hygiene: C how networks compare →
55.6% of checked blocks have valid RPKI ROA coverage (5 of 9)
Possible discrepancies (2)

These blocks are registered to Host Havoc 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.

164.152.123.0/24 /24 authorized for AS55285 — Serverside.com
136.175.187.0/24 /24 authorized for AS55285 — Serverside.com

NIC Handles

AS393905 AS393905 HHL-166 HHT1-ARIN HHT1-ARIN HHT1-ARIN HHT1-ARIN HHT1-ARIN HHT1-ARIN SCHOK3-ARIN SCHOK3-ARIN SCHOK3-ARIN