SDN Communications

Data as of 2026-10-11
BGP inherited
This organisation
Netblocks81 · 107,009 IPv4 addresses
IPv6 4 prefixes (largest 2605:7c80::/32)
Registered in United States (83) · Switzerland (1) · China (1)
Also registered under this name 118 netblocks across 10 separate records
Record ID245474119
RegistryAPNIC
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 16 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (81)

⬇ export CSV
CIDR Org name Registry Status Confidence
66.115.202.0/24 SDN Communications BGP ANNOUNCED ● high
116.224.36.145/32 SDN APNIC ASSIGNED NON-PORTABLE ● high
203.28.171.0/24 SDN SA RIPE LEGACY ● high
208.53.212.0/24 SDN Communications BGP ANNOUNCED ● high
209.151.188.0/22 SDN Communications BGP ANNOUNCED ● high
2605:7c80::/32 SDN Communications BGP ANNOUNCED ● high
64.33.224.0/19 SDN Communications ARIN DIRECT ALLOCATION ● medium
66.115.192.0/18 SDN Communications ARIN DIRECT ALLOCATION ● medium
66.128.160.0/19 SDN Communications ARIN DIRECT ALLOCATION ● medium
66.231.0.0/19 SDN Communications ARIN DIRECT ALLOCATION ● medium
66.231.7.0/25 SDN Communications ARIN ASSIGNMENT ● medium
208.53.192.0/18 SDN Communications ARIN DIRECT ALLOCATION ● medium
209.151.176.0/20 SDN Communications ARIN DIRECT ALLOCATION ● medium
209.151.176.144/29 SDN Communications ARIN ASSIGNMENT ● medium
216.106.192.0/18 SDN Communications ARIN DIRECT ALLOCATION ● medium
216.249.192.0/18 SDN Communications ARIN DIRECT ALLOCATION ● medium
216.249.241.88/29 SDN Communications ARIN ASSIGNMENT ● medium
216.249.241.112/28 SDN Communications ARIN ASSIGNMENT ● medium
2607:fc00::/32 SDN Communications ARIN DIRECT ALLOCATION ● medium
38.191.156.0/22 SDN Communications BGP ANNOUNCED ● low
64.33.252.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.198.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.201.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.221.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.223.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.224.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.226.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.227.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.234.0/24 SDN Communications BGP ANNOUNCED ● low
66.115.252.0/23 SDN Communications BGP ANNOUNCED ● low
66.115.254.0/24 SDN Communications BGP ANNOUNCED ● low
66.128.166.0/23 SDN Communications BGP ANNOUNCED ● low
66.128.171.0/24 SDN Communications BGP ANNOUNCED ● low
66.128.173.0/24 SDN Communications BGP ANNOUNCED ● low
66.128.174.0/24 SDN Communications BGP ANNOUNCED ● low
66.128.175.0/24 SDN Communications BGP ANNOUNCED ● low
66.128.176.0/24 SDN Communications BGP ANNOUNCED ● low
66.128.179.0/24 SDN Communications BGP ANNOUNCED ● low
66.231.0.0/24 SDN Communications BGP ANNOUNCED ● low
66.231.15.0/24 SDN Communications BGP ANNOUNCED ● low
66.231.21.0/24 SDN Communications BGP ANNOUNCED ● low
66.231.26.0/24 SDN Communications BGP ANNOUNCED ● low
66.231.29.0/24 SDN Communications BGP ANNOUNCED ● low
68.168.224.0/20 SDN Communications BGP ANNOUNCED ● low
76.76.12.0/24 SDN Communications BGP ANNOUNCED ● low
104.167.204.0/22 SDN Communications BGP ANNOUNCED ● low
142.202.132.0/22 SDN Communications BGP ANNOUNCED ● low
155.103.92.0/24 SDN Communications BGP ANNOUNCED ● low
162.120.74.0/23 SDN Communications BGP ANNOUNCED ● low
170.199.218.0/24 SDN Communications BGP ANNOUNCED ● low
170.199.219.0/24 SDN Communications BGP ANNOUNCED ● low
170.199.220.0/23 SDN Communications BGP ANNOUNCED ● low
199.96.68.0/22 SDN Communications BGP ANNOUNCED ● low
204.80.157.0/24 SDN Communications BGP ANNOUNCED ● low
206.85.176.0/21 SDN Communications BGP ANNOUNCED ● low
208.53.193.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.194.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.196.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.197.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.198.0/23 SDN Communications BGP ANNOUNCED ● low
208.53.202.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.203.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.207.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.208.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.209.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.211.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.221.0/24 SDN Communications BGP ANNOUNCED ● low
208.53.252.0/24 SDN Communications BGP ANNOUNCED ● low
209.151.181.0/24 SDN Communications BGP ANNOUNCED ● low
216.106.216.0/22 SDN Communications BGP ANNOUNCED ● low
216.106.232.0/22 SDN Communications BGP ANNOUNCED ● low
216.249.195.0/24 SDN Communications BGP ANNOUNCED ● low
216.249.197.0/24 SDN Communications BGP ANNOUNCED ● low
216.249.214.0/24 SDN Communications BGP ANNOUNCED ● low
216.249.222.0/23 SDN Communications BGP ANNOUNCED ● low
216.249.224.0/23 SDN Communications BGP ANNOUNCED ● low
216.249.227.0/24 SDN Communications BGP ANNOUNCED ● low
216.249.240.0/24 SDN Communications BGP ANNOUNCED ● low
216.249.242.0/23 SDN Communications BGP ANNOUNCED ● low
2602:ff5b::/36 SDN Communications BGP ANNOUNCED ● low
2605:4b80:f000::/36 SDN Communications BGP ANNOUNCED ● low

IPv6 ranges (4)

CIDR
2605:7c80::/32
2607:fc00::/32
2602:ff5b::/36
2605:4b80:f000::/36

Footprint over time

16 weekly snapshots · JSON
91 -6 netblocks since 2026-07-05
2026-07-05 peak 98 2026-10-11

Domains this organisation publishes

what's this?
sdnet.net

Other domains hosted in this network

what's this?
reliabank.com fnbsf.com fbcdn.net

Network trust

what's this?
RPKI hygiene: B how networks compare →
84.6% of checked blocks have valid RPKI ROA coverage (77 of 91)
Possible discrepancies (1)

These blocks are registered to SDN Communications 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.

203.28.171.0/24 /24 authorized for AS29222 — Infomaniak Network SA

NIC Handles

AS13576 AS393417 DUMY-RIPE DUMY-RIPE MAINT-CHINANET-SH ORG-SS1411-RIPE RIPE-NCC-LEGACY-MNT SCA2-ARIN SCA264-ARIN SCA5-ARIN SCM14-ARIN SCTA-ARIN +4 more