US Senate

Data as of 2026-09-27
BGP inherited
This organisation
Netblocks21 · 65,792 IPv4 addresses
IPv6 2 prefixes (largest 2600:803:618::/48)
Record ID246660424
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 5 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (21)

⬇ export CSV
CIDR Org name Registry Status Confidence
156.33.0.0/16 US Senate BGP ANNOUNCED ● high
156.33.0.0/17 US Senate BGP ANNOUNCED ● high
156.33.0.0/18 US Senate BGP ANNOUNCED ● high
156.33.64.0/18 US Senate BGP ANNOUNCED ● high
156.33.128.0/18 US Senate BGP ANNOUNCED ● high
156.33.128.0/17 US Senate BGP ANNOUNCED ● high
156.33.192.0/18 US Senate BGP ANNOUNCED ● high
156.33.196.0/23 US Senate BGP ANNOUNCED ● high
156.33.196.0/22 US Senate BGP ANNOUNCED ● high
156.33.198.0/23 US Senate BGP ANNOUNCED ● high
156.33.213.0/24 US Senate BGP ANNOUNCED ● high
156.33.219.0/24 US Senate BGP ANNOUNCED ● high
156.33.220.0/24 US Senate BGP ANNOUNCED ● high
156.33.236.0/24 US Senate BGP ANNOUNCED ● high
156.33.236.0/23 US Senate BGP ANNOUNCED ● high
156.33.237.0/24 US Senate BGP ANNOUNCED ● high
156.33.241.0/24 US Senate BGP ANNOUNCED ● high
156.33.255.0/24 US Senate BGP ANNOUNCED ● high
198.22.59.0/24 US Senate ARIN DIRECT ALLOCATION ● high
2600:803:618::/48 US Senate BGP ANNOUNCED ● high
2620:0:8a0::/48 US Senate BGP ANNOUNCED ● high

IPv6 ranges (2)

CIDR
2600:803:618::/48
2620:0:8a0::/48

Footprint over time

14 weekly snapshots · JSON
21 +1 netblocks since 2026-07-05
2026-07-05 peak 21 2026-09-27

NIC Handles

AS3495 NOC143-ARIN NOC143-ARIN NOC143-ARIN USSENA