FIRST
First Communications LLC
LEI
549300ZNV71J20M52A37
Registered name
FIRST
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks70
All fragments 71 blocks across 2 clusters
Cluster ID191602527
RegistryAPNIC
Owner jurisdictionUS
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI 549300ZNV71J20M52A37
Shared handles clustered on 28 shared RIR contact/maintainer handles
Registry names 13 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (70)

showing 50 of 70 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
64.27.128.0/19 First Communications LLC BGP ANNOUNCED ● high
65.127.100.0/23 First Communications LLC BGP ANNOUNCED ● high
66.244.160.0/19 First Communications LLC BGP ANNOUNCED ● high
67.206.64.0/19 First Communications LLC BGP ANNOUNCED ● high
67.206.66.0/24 Sinai Health System ARIN ● high
69.7.192.0/19 First Communications LLC BGP ANNOUNCED ● high
69.7.197.0/24 First Communications LLC BGP ANNOUNCED ● high
74.222.32.0/19 First Communications LLC BGP ANNOUNCED ● high
168.92.0.0/19 First Communications LLC BGP ANNOUNCED ● high
168.92.1.0/24 First Communications LLC BGP ANNOUNCED ● high
168.92.3.0/24 First Communications LLC BGP ANNOUNCED ● high
168.92.128.0/18 First Communications LLC BGP ANNOUNCED ● high
168.93.64.0/18 First Communications LLC BGP ANNOUNCED ● high
168.93.128.0/18 First Communications LLC BGP ANNOUNCED ● high
198.163.183.0/24 First Communications LLC BGP ANNOUNCED ● high
205.254.14.0/24 First Communications LLC BGP ANNOUNCED ● high
205.254.16.0/20 First Communications LLC BGP ANNOUNCED ● high
206.53.204.39/32 First Communications PEERINGDB ASSIGNED ● high
207.135.160.0/19 First Communications LLC BGP ANNOUNCED ● high
208.40.0.0/17 First Communications LLC BGP ANNOUNCED ● high
208.40.5.0/24 First Communications LLC BGP ANNOUNCED ● high
208.40.16.0/24 First Communications LLC BGP ANNOUNCED ● high
208.40.24.0/24 First Communications LLC BGP ANNOUNCED ● high
208.40.32.0/24 First Communications LLC BGP ANNOUNCED ● high
208.40.62.0/24 First Communications LLC BGP ANNOUNCED ● high
208.40.78.0/24 First Communications LLC BGP ANNOUNCED ● high
208.40.86.0/24 First Communications LLC BGP ANNOUNCED ● high
208.40.87.0/24 First Communications LLC BGP ANNOUNCED ● high
208.40.126.0/24 First Communications LLC BGP ANNOUNCED ● high
209.45.176.0/24 First Communications LLC BGP ANNOUNCED ● high
209.170.160.0/20 First Communications LLC BGP ANNOUNCED ● high
216.21.32.0/19 First Communications LLC BGP ANNOUNCED ● high
216.126.206.0/24 First Communications LLC BGP ANNOUNCED ● high
216.130.96.0/19 First Communications LLC BGP ANNOUNCED ● high
216.146.64.0/19 First Communications LLC BGP ANNOUNCED ● high
216.159.224.0/19 First Communications LLC BGP ANNOUNCED ● high
216.159.230.0/24 First Communications LLC BGP ANNOUNCED ● high
222.66.22.40/30 FIRST-CO APNIC ASSIGNED NON-PORTABLE ● high
2001:504:64:100::39/128 First Communications PEERINGDB ASSIGNED ● high
2606:7d80:1000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:2000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:3000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:4000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:5000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:6000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:7000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:9000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:a000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:b000::/36 First Communications LLC BGP ANNOUNCED ● high
2606:7d80:c000::/36 First Communications LLC BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: F how networks compare →
15.7% of checked blocks have valid RPKI ROA coverage (11 of 70)
Possible discrepancies (5)

These blocks are registered to First Communications LLC but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:2381:f524::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:caa7::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:caa7::/56 /56 authorized for AS2856 — British Telecommunications PLC
185.95.140.0/24 /24 authorized for AS35086 — NG for Telecom and managed IT services DMCC
185.91.12.0/24 /24 authorized for AS39114 — 1KEY BV

NIC Handles

AB34802-RIPE AS15525-MNT AS16399 AS2707 AS2707 BTNET-MNT C01882738 COMPLETEL-MNT CY1211-AP CY1211-AP DUMY-RIPE DUMY-RIPE +16 more