Bytesize Internet LLC
Cluster stats
Netblocks13
All fragments 16 blocks across 3 clusters
Cluster ID191660388
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
13 0 netblocks since 2026-07-05
2026-07-05 peak 13 2026-07-06

IP Ranges (13)

⬇ export CSV
CIDR Org name Registry Status Confidence
23.187.144.0/24 Bytesize Internet LLC BGP ANNOUNCED ● high
23.187.145.0/24 Bytesize Internet LLC BGP ANNOUNCED ● high
23.187.146.0/24 Bytesize Internet LLC BGP ANNOUNCED ● high
23.187.147.0/24 Bytesize Internet LLC BGP ANNOUNCED ● high
66.23.192.0/24 Bytesize Internet LLC ARIN ● high
66.118.40.0/22 Bytesize Internet LLC ARIN ● high
2604:4d40:eff::/48 Bytesize Internet LLC BGP ANNOUNCED ● high
2606:7540:5::/48 Bytesize Internet LLC BGP ANNOUNCED ● high
2606:7540:a::/48 Bytesize Internet LLC BGP ANNOUNCED ● high
2606:7540:b::/48 Bytesize Internet LLC BGP ANNOUNCED ● high
2606:7540:c::/48 Bytesize Internet LLC BGP ANNOUNCED ● high
2606:7540:d::/48 Bytesize Internet LLC BGP ANNOUNCED ● high
2606:7540:e::/48 Bytesize Internet LLC BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: B how networks compare →
84.6% of checked blocks have valid RPKI ROA coverage (11 of 13)
Possible discrepancies (1)

These blocks are registered to Bytesize Internet LLC 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.

66.23.192.0/24 /24 authorized for AS55272 — NameCrane LLC

NIC Handles

ABUSE7233-ARIN ADMIN6848-ARIN AS213073 AS46978 BIL-123 NOC32853-ARIN TECH1117-ARIN