Quantcast Corporation

Data as of 2026-09-05
BGP inherited
This organisation
Netblocks49 · 6,282 IPv4 addresses
IPv6 20 prefixes (largest 2001:df4:6800::/48)
Registered in United States (11) · Germany (5) · United Kingdom (4) · Singapore (4) · France (2) · Netherlands (2)
Also registered under this name 50 netblocks across 2 separate records
Record ID232588985
RegistryAPNIC
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 23 shared RIR contact/maintainer handles
Registry names 9 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (49)

⬇ export CSV
CIDR Org name Registry Status Confidence
27.111.229.124/32 Quantcast PEERINGDB ASSIGNED ● high
27.111.229.125/32 Quantcast PEERINGDB ASSIGNED ● high
80.81.194.194/32 Quantcast PEERINGDB ASSIGNED ● high
80.81.195.236/32 Quantcast PEERINGDB ASSIGNED ● high
91.228.72.0/22 Quantcast Ltd. RIPE ASSIGNED PI ● high
103.229.8.0/22 Quantcast Corporation APNIC ASSIGNED PORTABLE ● high
103.229.11.0/24 Quantcast Corporation BGP ANNOUNCED ● high
192.184.64.0/20 Quantcast Corporation ARIN DIRECT ALLOCATION ● high
192.184.74.0/24 Quantcast Corporation BGP ANNOUNCED ● high
192.184.75.0/24 Quantcast Corporation BGP ANNOUNCED ● high
192.184.76.0/24 Quantcast Corporation BGP ANNOUNCED ● high
192.184.77.0/24 Quantcast Corporation BGP ANNOUNCED ● high
206.81.81.231/32 Quantcast PEERINGDB ASSIGNED ● high
206.81.81.232/32 Quantcast PEERINGDB ASSIGNED ● high
206.126.238.59/32 Quantcast PEERINGDB ASSIGNED ● high
206.126.238.60/32 Quantcast PEERINGDB ASSIGNED ● high
206.223.116.41/32 Quantcast PEERINGDB ASSIGNED ● high
206.223.116.42/32 Quantcast PEERINGDB ASSIGNED ● high
2001:504:0:1:0:2:7281:1/128 Quantcast PEERINGDB ASSIGNED ● high
2001:504:0:1:0:2:7281:2/128 Quantcast PEERINGDB ASSIGNED ● high
2001:504:0:2:0:2:7281:1/128 Quantcast PEERINGDB ASSIGNED ● high
2001:504:0:2:0:2:7281:2/128 Quantcast PEERINGDB ASSIGNED ● high
2001:504:16::6a91/128 Quantcast PEERINGDB ASSIGNED ● high
2001:504:16::488:0:6a91/128 Quantcast PEERINGDB ASSIGNED ● high
2001:7f8::6a91:0:1/128 Quantcast PEERINGDB ASSIGNED ● high
2001:7f8::6a91:0:2/128 Quantcast PEERINGDB ASSIGNED ● high
2001:de8:4::2:7281:1/128 Quantcast PEERINGDB ASSIGNED ● high
2001:de8:4::2:7281:4/128 Quantcast PEERINGDB ASSIGNED ● high
2001:df4:6800::/48 Quantcast Corporation APNIC ASSIGNED PORTABLE ● high
2620:116:801a::/48 Quantcast Corporation BGP ANNOUNCED ● high
2620:116:801b::/48 Quantcast Corporation BGP ANNOUNCED ● high
2620:116:801c::/48 Quantcast Corporation BGP ANNOUNCED ● high
2620:116:801d::/48 Quantcast Corporation BGP ANNOUNCED ● high
2620:116:801e::/48 Quantcast Corporation BGP ANNOUNCED ● high
2620:116:8082::/48 Quantcast Corporation BGP ANNOUNCED ● high
2620:116:8083::/48 Quantcast Corporation BGP ANNOUNCED ● high
2620:116:808c::/48 Quantcast Corporation BGP ANNOUNCED ● high
88.84.146.108/30 QUANTCAST RIPE ASSIGNED PA ● low
88.84.146.112/30 QUANTCAST RIPE ASSIGNED PA ● low
89.202.111.212/30 QUANTCAST RIPE ASSIGNED PA ● low
94.103.18.248/30 Quantcast RIPE ASSIGNED PA ● low
159.255.222.60/30 Quantcast RIPE ASSIGNED PA ● low
185.3.24.96/30 QUANTCAST RIPE ASSIGNED PA ● low
185.3.24.168/30 QUANTCAST RIPE ASSIGNED PA ● low
193.240.252.0/28 QUANTCAST-CORPORATION RIPE ASSIGNED PA ● low
193.240.253.140/30 QUANTCAST-CORPORATION RIPE ASSIGNED PA ● low
212.126.45.160/28 QUANTCAST-NET RIPE ASSIGNED PA ● low
212.187.213.128/26 QUANTCAST RIPE ASSIGNED PA ● low
2a00:2381:55a::/48 QUANTCAST RIPE AGGREGATED-BY-LIR ● low

IPv6 ranges (20)

showing the 15 largest allocations
CIDR
2001:df4:6800::/48
2620:116:801a::/48
2620:116:801b::/48
2620:116:801c::/48
2620:116:801d::/48
2620:116:801e::/48
2620:116:8082::/48
2620:116:8083::/48
2620:116:808c::/48
2a00:2381:55a::/48
2001:504:0:1:0:2:7281:1/128
2001:504:0:1:0:2:7281:2/128
2001:504:0:2:0:2:7281:1/128
2001:504:0:2:0:2:7281:2/128
2001:504:16::488:0:6a91/128

Footprint over time

10 weekly snapshots · JSON
49 +1 netblocks since 2026-07-05
2026-07-05 peak 49 2026-08-30

Domains hosted in this network

what's this?
quantserve.com quantcount.com quantserve.net

Network trust

what's this?
RPKI hygiene: D how networks compare →
49.0% of checked blocks have valid RPKI ROA coverage (24 of 49)
Possible discrepancies (1)

These blocks are registered to Quantcast Corporation 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.

2a00:2381:55a::/48 /48 authorized for AS2856 — British Telecommunications Limited

NIC Handles

APNIC-HM AQ122-AP AS27281 AS27281 BTNET-MNT DATAC22-ARIN DATAC22-ARIN DATAC22-ARIN DATAC22-ARIN DIGIWEB-MNT DUMY-RIPE DUMY-RIPE +11 more