Core

Aggregated across every cluster whose name starts with "Core" — a single company can be split across many separate clusters (per-datacenter, per-country, or per-subsidiary naming), so this view sums the true total rather than understating it with a single cluster's count.

1,186
Total ranges
322
Matched clusters

Matched clusters

Ranges (1,186)

showing 1–100 of 1,186 — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Cluster Registry Status
2.59.28.0/22 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
5.56.16.0/21 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
12.45.169.0/24 Core Laboratories Core Laboratories BGP ANNOUNCED
23.145.20.0/24 Core Transit LLC Core Transit LLC BGP ANNOUNCED
23.152.68.0/24 Core Transit LLC Core Transit LLC BGP ANNOUNCED
23.253.0.0/26 CORE One-Hour Servers CORE One-Hour Servers ARIN
27.33.2.212/30 CORE CORE APNIC ASSIGNED NON-PORTABLE
27.111.228.116/32 Core-Backbone Core-Backbone GmbH PEERINGDB ASSIGNED
31.7.176.0/20 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
31.7.177.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
36.255.192.0/24 CORE WINNER CO.,LIMITED TAIWAN BRANCH CORE WINNER CO.,LIMITED TAIWAN BRANCH BGP ANNOUNCED
37.49.237.55/32 Core-Backbone Core-Backbone GmbH PEERINGDB ASSIGNED
38.143.229.0/24 CORE Electric Cooperative CORE Electric Cooperative BGP ANNOUNCED
38.143.233.0/24 CORE Electric Cooperative CORE Electric Cooperative BGP ANNOUNCED
43.224.23.0/24 CORE WINNER CO.,LIMITED TAIWAN BRANCH CORE WINNER CO.,LIMITED TAIWAN BRANCH BGP ANNOUNCED
43.229.155.0/24 CORE WINNER CO.,LIMITED TAIWAN BRANCH CORE WINNER CO.,LIMITED TAIWAN BRANCH BGP ANNOUNCED
43.252.209.0/24 CORE WINNER CO.,LIMITED TAIWAN BRANCH CORE WINNER CO.,LIMITED TAIWAN BRANCH BGP ANNOUNCED
43.254.82.56/32 Core Mediatech (D-NET) Core Mediatech (D-NET) PEERINGDB ASSIGNED
45.85.28.0/24 Core ICT N.V. Core ICT N.V. BGP ANNOUNCED
45.85.29.0/24 Core ICT N.V. Core ICT N.V. BGP ANNOUNCED
45.85.31.0/24 Core ICT N.V. Core ICT N.V. BGP ANNOUNCED
45.138.64.0/23 Core Telecom S.R.L. Core Telecom S.R.L. BGP ANNOUNCED
45.138.66.0/23 Core Telecom S.R.L. Core Telecom S.R.L. BGP ANNOUNCED
45.144.230.0/24 Core Nextgen SL Core Nextgen SL BGP ANNOUNCED
45.153.58.72/32 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
46.105.246.24/30 Core-Techs Societe Core-Techs Societe RIPE ASSIGNED PA
49.128.203.0/24 CORE WINNER CO.,LIMITED TAIWAN BRANCH CORE WINNER CO.,LIMITED TAIWAN BRANCH BGP ANNOUNCED
49.213.56.60/32 Core Mediatech (D-NET) Core Mediatech (D-NET) PEERINGDB ASSIGNED
50.20.192.0/24 Core Transit LLC Core Transit LLC BGP ANNOUNCED
50.20.195.0/24 Core Transit LLC Core Transit LLC BGP ANNOUNCED
51.38.206.248/29 CORE.BG Ltd. CORE.BG Ltd. RIPE LEGACY
51.255.136.124/30 CORE.BG Ltd. CORE.BG Ltd. RIPE LEGACY
59.100.89.192/28 CORE CORE APNIC ASSIGNED NON-PORTABLE
64.29.188.0/22 Core Technology Services, Inc. Core Technology Services, Inc. BGP ANNOUNCED
66.199.224.0/21 Core Technology Services, Inc. Core Technology Services, Inc. BGP ANNOUNCED
66.199.232.0/22 Core Technology Services, Inc. Core Technology Services, Inc. BGP ANNOUNCED
72.9.96.0/20 Core Technology Services, Inc. Core Technology Services, Inc. BGP ANNOUNCED
74.123.194.0/23 CORE Electric Cooperative CORE Electric Cooperative BGP ANNOUNCED
80.81.192.187/32 Core-Backbone Core-Backbone GmbH PEERINGDB ASSIGNED
80.81.195.147/32 Core-Backbone Core-Backbone GmbH PEERINGDB ASSIGNED
80.249.209.128/32 Core-Backbone Core-Backbone GmbH PEERINGDB ASSIGNED
80.255.0.0/20 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
81.95.0.0/20 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.128.0/19 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.130.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.131.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.147.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.148.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.149.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.157.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.158.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
82.199.159.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
83.142.80.0/21 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
84.243.129.0/24 CORE-DOMENIA CORE-DOMENIA RIPE ASSIGNED PA
84.243.130.0/24 CORE-DOMENIA CORE-DOMENIA RIPE ASSIGNED PA
84.243.131.0/24 CORE-DOMENIA CORE-DOMENIA RIPE ASSIGNED PA
84.243.133.0/24 CORE-DOMENIA CORE-DOMENIA RIPE ASSIGNED PA
91.194.237.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
91.206.52.191/32 Core-Backbone Core-Backbone GmbH PEERINGDB ASSIGNED
91.210.16.147/32 Core-Backbone Core-Backbone GmbH PEERINGDB ASSIGNED
91.215.137.120/29 CORE 24/7 CORE 24/7 RIPE ASSIGNED PA
91.232.96.0/23 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
92.43.104.0/21 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.159.208.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.159.209.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.159.210.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.159.211.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.159.212.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.159.213.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.159.214.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.159.215.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
93.185.101.192/28 Core Security s.r.o. Core Security s.r.o. RIPE ASSIGNED PA
94.198.46.0/24 Core Nextgen, S.L. Core Nextgen SL RIPE ASSIGNED PA
94.247.133.80/29 CORE 24/7 CORE 24/7 RIPE ASSIGNED PA
96.45.68.0/22 Core Technology Services, Inc. Core Technology Services, Inc. BGP ANNOUNCED
101.203.78.58/32 Core-Backbone Core-Backbone GmbH PEERINGDB ASSIGNED
102.222.214.0/24 Core-Backbone GmbH Core-Backbone GmbH BGP ANNOUNCED
103.67.56.0/23 Core Fibre Core Fibre BGP ANNOUNCED
103.68.138.0/24 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED BGP ANNOUNCED
103.68.138.0/24 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED APNIC ASSIGNED PORTABLE
103.117.106.0/24 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED APNIC ASSIGNED PORTABLE
103.117.106.0/24 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED BGP ANNOUNCED
103.149.110.0/23 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED APNIC ASSIGNED PORTABLE
103.161.79.0/24 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED BGP ANNOUNCED
103.162.254.60/32 Core Mediatech (D-NET) Core Mediatech (D-NET) PEERINGDB ASSIGNED
103.166.81.0/24 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED BGP ANNOUNCED
103.166.81.0/24 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED APNIC ASSIGNED PORTABLE
103.183.126.0/24 CORE WINNER CO.,LIMITED TAIWAN BRANCH CORE WINNER CO.,LIMITED TAIWAN BRANCH BGP ANNOUNCED
103.183.126.0/24 CORE WINNER CO.,LIMITED CORE WINNER CO.,LIMITED APNIC ASSIGNED PORTABLE
103.215.187.0/24 CORE-ID CORE-ID APNIC ALLOCATED PORTABLE
103.225.173.154/32 Core Mediatech (D-NET) Core Mediatech (D-NET) PEERINGDB ASSIGNED
103.225.196.0/24 CORE WINNER CO.,LIMITED TAIWAN BRANCH CORE WINNER CO.,LIMITED TAIWAN BRANCH BGP ANNOUNCED
109.233.110.168/29 CORE 24/7 CORE 24/7 RIPE ASSIGNED PA
119.11.184.181/32 Core Mediatech (D-NET) Core Mediatech (D-NET) PEERINGDB ASSIGNED
119.235.102.1 – 119.235.102.255 Core-ISP-ASSIGNMENT Core-ISP-ASSIGNMENT APNIC ALLOCATED NON-PORTABLE
121.50.212.0/26 CORE-NET1-AU-NT CORE-NET1-AU-NT APNIC ALLOCATED NON-PORTABLE
121.50.212.64/26 CORE-NET2-AU-NT CORE-NET2-AU-NT APNIC ALLOCATED NON-PORTABLE
123.108.8.203/32 Core Mediatech (D-NET) Core Mediatech (D-NET) PEERINGDB ASSIGNED
123.243.117.140/30 CORE CORE APNIC ASSIGNED NON-PORTABLE
130.185.104.0/24 Core-Backbone GmbH Core-Backbone GmbH RIPE ASSIGNED PA
← Previous Next →

Uses the REST API.