Black Knight IP Holding Company, LLC
BGP inherited
Cluster stats
Netblocks41
All fragments 42 blocks across 2 clusters
Cluster ID191610420
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 9 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
41 0 netblocks since 2026-07-05
2026-07-05 peak 41 2026-07-06

IP Ranges (41)

⬇ export CSV
CIDR Org name Registry Status Confidence
8.12.79.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
8.39.161.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
74.113.192.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
74.113.192.0/21 Black Knight IP Holding Company, LLC ARIN ● high
74.113.193.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
74.113.194.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
74.113.195.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
74.113.196.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
74.203.153.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
97.65.216.0/23 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
173.226.72.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
173.226.73.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
173.226.74.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
173.226.75.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
173.226.76.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
173.226.77.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
173.226.78.0/23 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
174.46.104.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
174.46.105.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
174.46.109.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
174.47.11.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
199.175.184.0/23 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
199.175.186.0/23 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
204.86.64.0/19 Black Knight IP Holding Company, LLC ARIN ● high
204.86.64.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
204.86.65.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
204.86.66.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
204.86.70.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
204.86.71.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
204.86.86.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
204.86.88.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
206.201.64.0/20 Black Knight IP Holding Company, LLC ARIN ● high
206.201.65.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
206.201.66.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
206.201.73.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
206.201.74.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
206.201.77.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
206.201.79.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
208.93.241.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
208.93.242.0/23 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high
209.194.0.0/24 Black Knight IP Holding Company, LLC BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: C how networks compare →
65.9% of checked blocks have valid RPKI ROA coverage (27 of 41)
Possible discrepancies (27)

These blocks are registered to Black Knight IP Holding Company, 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.

204.86.64.0/19 /19 authorized for AS203 — Level 3 Parent, LLC
206.201.64.0/20 /20 authorized for AS203 — Level 3 Parent, LLC
74.113.192.0/21 /21 authorized for AS203 — Level 3 Parent, LLC
199.175.184.0/23 /23 authorized for AS203 — Level 3 Parent, LLC
199.175.186.0/23 /23 authorized for AS203 — Level 3 Parent, LLC
208.93.242.0/23 /23 authorized for AS203 — Level 3 Parent, LLC
8.12.79.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
8.39.161.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
74.113.192.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
74.113.193.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
74.113.194.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
74.113.195.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
74.113.196.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
204.86.64.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
204.86.65.0/24 /24 authorized for AS203 — Level 3 Parent, LLC
+12 more — see the REST API

NIC Handles

AS26630 AS30305 AS31874 AS55155 BKIHL IPADM465-ARIN IPADM465-ARIN IPADM465-ARIN IPADM465-ARIN