ATHENAHEALTH GROUP INC.

Athenahealth
Data as of 2026-08-09
GLEIF verified
LEI
254900AA3KZN4Q7A5Z33
Registered name
ATHENAHEALTH GROUP INC.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks25 · 8,144 IPv4 addresses
IPv6 1 prefix (largest 2620:10c:a000::/44)
Registered in United States (25) · India (1)
All fragments 28 blocks across 2 clusters
Cluster ID218218079
RegistryBGP
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 254900AA3KZN4Q7A5Z33
Shared handles clustered on 11 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

7 weekly snapshots · JSON
27 +10 netblocks since 2026-07-05
2026-07-05 peak 27 2026-08-09

IP Ranges (25)

⬇ export CSV
CIDR Org name Registry Status Confidence
64.28.75.96/27 Athenahealth ARIN ALLOCATION ● high
103.252.161.0/24 Athenahealth BGP ANNOUNCED ● high
162.208.24.0/22 Athenahealth BGP ANNOUNCED ● high
162.220.216.0/23 Athenahealth BGP ANNOUNCED ● high
162.220.216.0/24 Athenahealth BGP ANNOUNCED ● high
162.220.216.0/22 Athenahealth ARIN DIRECT ALLOCATION ● high
162.220.218.0/24 Athenahealth BGP ANNOUNCED ● high
162.220.218.0/23 Athenahealth BGP ANNOUNCED ● high
198.36.120.0/22 Athenahealth BGP ANNOUNCED ● high
198.36.120.0/21 Athenahealth ARIN DIRECT ALLOCATION ● high
198.36.124.0/22 Athenahealth BGP ANNOUNCED ● high
199.168.56.0/22 Athenahealth ARIN DIRECT ALLOCATION ● high
199.168.57.0/24 Athenahealth BGP ANNOUNCED ● high
199.168.58.0/24 Athenahealth BGP ANNOUNCED ● high
199.168.59.0/24 Athenahealth BGP ANNOUNCED ● high
204.165.246.0/23 Athenahealth BGP ANNOUNCED ● high
208.78.140.0/24 Athenahealth BGP ANNOUNCED ● high
208.78.140.0/22 Athenahealth ARIN DIRECT ALLOCATION ● high
208.78.141.0/24 Athenahealth BGP ANNOUNCED ● high
208.78.143.0/24 Athenahealth BGP ANNOUNCED ● high
209.202.150.0/28 Athenahealth ARIN ALLOCATION ● high
209.202.150.32/27 Athenahealth ARIN ALLOCATION ● high
209.202.183.128/25 Athenahealth ARIN ALLOCATION ● high
216.162.40.0/22 Athenahealth BGP ANNOUNCED ● high
2620:10c:a000::/44 Athenahealth ARIN DIRECT ALLOCATION ● high

IPv6 ranges (1)

Domains hosted in this network

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NIC Handles

ABUSE1621-ARIN AS11174 AS36738 AS40515 AS46903 AS54593 ATHEN-1 NETWO7088-ARIN NETWO7088-ARIN VENDO-ARIN VENDO-ARIN