FD Cservers.net

FDCservers.net
Registry
Cluster stats
Netblocks1,060 · 411,037 IPv4 addresses
Registered in United States (660) · United Kingdom (116) · LT (30) · United Arab Emirates (19) · Netherlands (9) · France (9)
Cluster ID208787090
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution Registry record
Shared handles clustered on 30 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
1,059 0 netblocks since 2026-07-13
2026-07-13 peak 1,059 2026-07-19

IP Ranges (1,060)

showing 50 of 1,060 — see all⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Registry Status Confidence
27.111.228.199/32 FDCServers.Net PEERINGDB ASSIGNED ● high
36.255.57.109/32 FDCServers.Net PEERINGDB ASSIGNED ● high
64.191.233.178/32 FDCServers.Net PEERINGDB ASSIGNED ● high
101.203.74.99/32 FDCServers.Net PEERINGDB ASSIGNED ● high
101.203.89.35/32 FDCServers.Net PEERINGDB ASSIGNED ● high
103.231.152.113/32 FDCServers.Net PEERINGDB ASSIGNED ● high
178.18.226.153/32 FDCServers.Net PEERINGDB ASSIGNED ● high
178.18.230.12/32 FDCServers.Net PEERINGDB ASSIGNED ● high
178.18.234.5/32 FDCServers.Net PEERINGDB ASSIGNED ● high
178.18.236.65/32 FDCServers.Net PEERINGDB ASSIGNED ● high
185.0.2.22/32 FDCServers.Net PEERINGDB ASSIGNED ● high
185.0.27.8/32 FDCServers.Net PEERINGDB ASSIGNED ● high
185.0.42.42/32 FDCServers.Net PEERINGDB ASSIGNED ● high
185.0.42.196/32 FDCServers.Net PEERINGDB ASSIGNED ● high
185.0.42.205/32 FDCServers.Net PEERINGDB ASSIGNED ● high
185.0.42.232/32 FDCServers.Net PEERINGDB ASSIGNED ● high
185.1.240.157/32 FDCServers.Net PEERINGDB ASSIGNED ● high
187.16.214.130/32 FDCServers.Net PEERINGDB ASSIGNED ● high
193.239.119.140/32 FDCServers.Net PEERINGDB ASSIGNED ● high
195.42.145.49/32 FDCServers.Net PEERINGDB ASSIGNED ● high
198.32.242.30/32 FDCServers.Net PEERINGDB ASSIGNED ● high
203.190.230.206/32 FDCServers.Net PEERINGDB ASSIGNED ● high
206.126.238.33/32 FDCServers.Net PEERINGDB ASSIGNED ● high
206.223.118.19/32 FDCServers.Net PEERINGDB ASSIGNED ● high
206.223.123.97/32 FDCServers.Net PEERINGDB ASSIGNED ● high
208.115.137.70/32 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:504:0:2:0:3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:504:0:3:0:3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:504:0:4:0:3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:504:0:5:0:3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:504:0:6:0:3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:504:0:7:0:3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:13::a503:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:43::3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:115:1::42/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:115:1::196/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:115:1::205/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:115:1::232/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:12a::157/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:15e::8/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:7f8:16d::22/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:de8:4::3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:de8:5::3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:de8:7::3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:de8:c::3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:df5:b800:bb00:0:3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2001:12f8::214:130/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2403:c780:7200:b074:0:3:58:1/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2a03:5f80:4::226:153/128 FDCServers.Net PEERINGDB ASSIGNED ● high
2a03:5f80:4:2::236:65/128 FDCServers.Net PEERINGDB ASSIGNED ● high

Domains hosted in this network

what's this?

Customer-delegated space

how is this classified?
Unclassified 1,008 (95.1%)
Operator infrastructure (named) 52 (4.9%)

Network trust

what's this?
RPKI hygiene: B how networks compare →
92.6% of checked blocks have valid RPKI ROA coverage (982 of 1,060)
Wholesale/transit re-announcements (456)

These blocks are registered to FDCservers.net but cryptographically authorized across 8 different networks — typical for a large wholesale or transit carrier whose address space is substantially re-announced by downstream customers under their own ASNs, not individually noteworthy.

2602:fd92:600::/40 /40 authorized for AS174 — Cogent Communications, LLC
2602:fd92:b00::/40 /40 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d002::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d004::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d006::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d007::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d00a::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d00d::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d010::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d011::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d01e::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d01f::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d023::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d025::/48 /48 authorized for AS174 — Cogent Communications, LLC
2001:49f0:d082::/48 /48 authorized for AS174 — Cogent Communications, LLC
+441 more — see the REST API

NIC Handles

ABUSE438-ARIN ABUSE438-ARIN AS30058 AS30058 AS3257-IPAM-MNT AS58349 FDCSE FDCSE-17 FDCSE-20 FDCSE-21 FDCSE-22 FDCSE-29 +18 more