Michael Rack
Cluster stats
Netblocks66
All fragments 1,044 blocks across 512 clusters
Cluster ID191306675
RegistryAFRINIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 23 shared RIR contact/maintainer handles
Registry names 8 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (66)

showing 50 of 66 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
45.153.176.0/22 Michael Rack BGP ANNOUNCED ● high
91.205.12.0/24 Michael Rack BGP ANNOUNCED ● high
91.205.12.0/22 Michael Rack BGP ANNOUNCED ● high
91.205.12.0/29 Michael Rack RIPE ASSIGNED PA ● high
91.205.12.32/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.12.64/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.12.96/28 Michael Rack RIPE ASSIGNED PA ● high
91.205.12.112/28 Michael Rack RIPE ASSIGNED PA ● high
91.205.12.128/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.12.160/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.12.192/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.12.224/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.13.0/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.13.0/24 Michael Rack BGP ANNOUNCED ● high
91.205.13.32/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.13.64/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.13.96/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.13.128/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.13.160/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.13.192/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.13.224/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.14.0/24 Michael Rack BGP ANNOUNCED ● high
91.205.14.0/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.14.32/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.14.64/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.14.96/27 Michael Rack RIPE ASSIGNED PA ● high
91.205.14.192/26 Michael Rack RIPE ASSIGNED PA ● high
185.58.28.0/22 Michael Rack BGP ANNOUNCED ● high
202.82.175.80/29 MICHAEL-HK APNIC ASSIGNED NON-PORTABLE ● high
203.131.91.168/29 MICHAEL-PH APNIC ASSIGNED NON-PORTABLE ● high
2a04:df80::/32 Michael Rack BGP ANNOUNCED ● high
2a04:df80::/29 Michael Rack BGP ANNOUNCED ● high
2a04:df80:0:574::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:710::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:1240::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:1244::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:1530::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:1540::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:1570::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:1580::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:2220::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:0:2221::/64 Michael Rack RIPE ASSIGNED ● high
2a04:df80:40::/50 Michael Rack RIPE ASSIGNED ● high
2a04:df80:40:8000::/50 Michael Rack RIPE ASSIGNED ● high
2a04:df80:40:c000::/50 Michael Rack RIPE ASSIGNED ● high
2a04:df80:41::/50 Michael Rack RIPE ASSIGNED ● high
2a04:df80:41:4000::/50 Michael Rack RIPE ASSIGNED ● high
2a04:df80:41:8000::/50 Michael Rack RIPE ASSIGNED ● high
2a04:df80:41:c000::/50 Michael Rack RIPE ASSIGNED ● high
2a04:df80:42::/50 Michael Rack RIPE ASSIGNED ● high

Network trust

what's this?
RPKI hygiene: A how networks compare →
95.5% of checked blocks have valid RPKI ROA coverage (63 of 66)
Possible discrepancies (1)

These blocks are registered to Michael Rack 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.

2a00:2381:2b7e::/56 /56 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AE135-AP AO49-afrinic AS201962 AS8551-MNT BH196-AP BTNET-MNT DUMY-RIPE DUMY-RIPE EE1-afrinic MAINT-HK-PCCW-BIA-CS MAINT-PH-EPLDT ME26-AP +11 more