Xandr Inc.

Data as of 2026-09-20
BGP inherited
This organisation
Netblocks83 · 43,040 IPv4 addresses
IPv6 12 prefixes (largest 2a00:95c0::/29)
Registered in United States (68) · Australia (3) · Singapore (3) · Germany (2) · France (1) · Netherlands (1)
Record ID240827485
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 13 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 (83)

⬇ export CSV
CIDR Org name Registry Status Confidence
37.252.160.0/23 Xandr Inc. BGP ANNOUNCED ● high
37.252.162.0/23 Xandr Inc. BGP ANNOUNCED ● high
37.252.164.0/22 Xandr Inc. BGP ANNOUNCED ● high
37.252.168.0/21 Xandr Inc. BGP ANNOUNCED ● high
43.250.0.0/22 Xandr Inc. BGP ANNOUNCED ● high
64.208.136.0/22 Xandr Inc. BGP ANNOUNCED ● high
64.208.141.0/24 Xandr Inc. BGP ANNOUNCED ● high
64.210.56.0/21 Xandr Inc. BGP ANNOUNCED ● high
68.67.128.0/24 Xandr Inc. BGP ANNOUNCED ● high
68.67.128.0/20 Xandr Inc. BGP ANNOUNCED ● high
68.67.129.0/24 Xandr Inc. BGP ANNOUNCED ● high
68.67.144.0/21 Xandr Inc. BGP ANNOUNCED ● high
68.67.152.0/21 Xandr Inc. BGP ANNOUNCED ● high
68.67.160.0/23 Xandr Inc. BGP ANNOUNCED ● high
68.67.160.0/21 Xandr Inc. BGP ANNOUNCED ● high
68.67.168.0/22 Xandr Inc. BGP ANNOUNCED ● high
68.67.172.0/24 Xandr Inc. BGP ANNOUNCED ● high
68.67.173.0/24 Xandr Inc. BGP ANNOUNCED ● high
68.67.174.0/24 Xandr Inc. BGP ANNOUNCED ● high
68.67.175.0/24 Xandr Inc. BGP ANNOUNCED ● high
68.67.176.0/21 Xandr Inc. BGP ANNOUNCED ● high
68.67.176.0/23 Xandr Inc. BGP ANNOUNCED ● high
68.67.176.0/20 Xandr Inc. BGP ANNOUNCED ● high
68.67.186.0/24 Xandr Inc. BGP ANNOUNCED ● high
103.43.88.0/24 Xandr Inc. BGP ANNOUNCED ● high
103.43.89.0/24 Xandr Inc. BGP ANNOUNCED ● high
103.43.90.0/23 Xandr Inc. BGP ANNOUNCED ● high
103.243.220.0/23 Xandr Inc. BGP ANNOUNCED ● high
103.243.223.0/24 Xandr Inc. BGP ANNOUNCED ● high
104.254.148.0/22 Xandr Inc. BGP ANNOUNCED ● high
172.83.92.0/24 Xandr Inc. BGP ANNOUNCED ● high
185.33.220.0/22 Xandr Inc. BGP ANNOUNCED ● high
185.83.140.0/24 Xandr Inc. BGP ANNOUNCED ● high
185.83.142.0/23 Xandr Inc. BGP ANNOUNCED ● high
185.89.208.0/22 Xandr Inc. BGP ANNOUNCED ● high
192.190.7.0/24 Xandr Inc. BGP ANNOUNCED ● high
204.13.192.0/21 Xandr Inc. BGP ANNOUNCED ● high
204.13.193.0/24 Xandr Inc. BGP ANNOUNCED ● high
216.252.164.0/23 Xandr Inc. BGP ANNOUNCED ● high
216.252.166.0/24 Xandr Inc. BGP ANNOUNCED ● high
2401:1f80:10::/44 Xandr Inc. BGP ANNOUNCED ● high
2605:ee00::/44 Xandr Inc. BGP ANNOUNCED ● high
2605:ee00:10::/44 Xandr Inc. BGP ANNOUNCED ● high
2605:ee00:30::/44 Xandr Inc. BGP ANNOUNCED ● high
2605:ee00:40::/44 Xandr Inc. BGP ANNOUNCED ● high
2605:ee00:fff0::/44 Xandr Inc. BGP ANNOUNCED ● high
2a00:d120:10::/44 Xandr Inc. BGP ANNOUNCED ● high
2a00:d120:30::/44 Xandr Inc. BGP ANNOUNCED ● high
2a03:84a0::/44 Xandr Inc. BGP ANNOUNCED ● high
8.12.224.0/20 Xandr Inc. ARIN ASSIGNMENT ● medium
8.19.16.0/20 Xandr Inc. ARIN ASSIGNMENT ● medium
64.208.136.0/21 Xandr Inc. ARIN ALLOCATION ● medium
68.67.128.0/18 Xandr Inc. ARIN DIRECT ALLOCATION ● medium
216.252.164.0/22 Xandr Inc. ARIN DIRECT ALLOCATION ● medium
2605:ee00::/32 Xandr Inc. ARIN DIRECT ALLOCATION ● medium
37.252.160.0/20 XANDR INC. RIPE ALLOCATED PA ● low
37.252.160.0/24 XANDR INC. RIPE ASSIGNED PA ● low
37.252.161.0/25 XANDR INC. RIPE ASSIGNED PA ● low
37.252.161.128/25 XANDR INC. RIPE ASSIGNED PA ● low
37.252.164.0/24 XANDR INC. RIPE ASSIGNED PA ● low
37.252.165.0/26 XANDR INC. RIPE ASSIGNED PA ● low
37.252.165.64/27 XANDR INC. RIPE ASSIGNED PA ● low
37.252.165.96/27 XANDR INC. RIPE ASSIGNED PA ● low
37.252.166.0/25 XANDR INC. RIPE ASSIGNED PA ● low
37.252.166.128/27 XANDR INC. RIPE ASSIGNED PA ● low
37.252.167.0/27 XANDR INC. RIPE ASSIGNED PA ● low
37.252.167.32/27 XANDR INC. RIPE ASSIGNED PA ● low
37.252.167.64/27 XANDR INC. RIPE ASSIGNED PA ● low
37.252.167.96/27 XANDR INC. RIPE ASSIGNED PA ● low
37.252.167.144/28 XANDR INC. RIPE ASSIGNED PA ● low
37.252.167.192/28 XANDR INC. RIPE ASSIGNED PA ● low
37.252.167.224/27 XANDR INC. RIPE ASSIGNED PA ● low
37.252.168.0/24 XANDR INC. RIPE ASSIGNED PA ● low
37.252.169.0/25 XANDR INC. RIPE ASSIGNED PA ● low
37.252.169.128/25 XANDR INC. RIPE ASSIGNED PA ● low
37.252.170.0/23 XANDR INC. RIPE ASSIGNED PA ● low
37.252.172.0/23 XANDR INC. RIPE ASSIGNED PA ● low
37.252.174.0/23 XANDR INC. RIPE ASSIGNED PA ● low
178.237.33.0/27 XANDR RIPE ASSIGNED PA ● low
185.33.220.0/23 XANDR INC. RIPE ASSIGNED PA ● low
185.33.222.0/23 XANDR INC. RIPE ASSIGNED PA ● low
2a00:95c0::/29 XANDR INC. RIPE ALLOCATED-BY-RIR ● low
2a00:d120::/29 XANDR INC. RIPE ALLOCATED-BY-RIR ● low

IPv6 ranges (12)

CIDR
2a00:95c0::/29
2a00:d120::/29
2605:ee00::/32
2401:1f80:10::/44
2605:ee00:10::/44
2605:ee00:30::/44
2605:ee00:40::/44
2605:ee00::/44
2605:ee00:fff0::/44
2a00:d120:10::/44
2a00:d120:30::/44
2a03:84a0::/44

Footprint over time

13 weekly snapshots · JSON
90 +9 netblocks since 2026-07-05
2026-07-05 peak 90 2026-09-20

Domains this organisation publishes

what's this?
appnexus.net

Other domains hosted in this network

what's this?
adnxs.com msn.com adnxs-simple.com trafficmanager.net adnxs.net appnexusgslb.com adnexus.net gslb.com xandr.com

Network trust

what's this?
RPKI hygiene: F how networks compare →
1.1% of checked blocks have valid RPKI ROA coverage (1 of 90)
No discrepancies found among checked blocks.

NIC Handles

APPNE APPNE-ARIN APPNE-ARIN APPNE-ARIN APPNE1-ARIN AR13691-RIPE AS29990 ATOM86-MNT DUMY-RIPE DUMY-RIPE MNT-APPNEXUSEU1 ORG-AI61-RIPE +1 more