Check-Host.cc

NL
Country

Netherlands

Aggregated network and security signals for Netherlands, sourced from BGP feeds, CT logs, our scan layer and honeypot network.

ASNs observed
1,725
last 30 d
Open IPs
1,173,827
last 90 d
Hosting share
17.2%
of open IPs
Threat hits
1,076
IOC matches

Top ASNs

ASN Name Open IPs
AS1103 SURF 41,630
AS8075 Microsoft 38,605
AS1136 KPN NL 30,420
AS14061 DigitalOcean 25,535
AS60781 LeaseWeb Netherlands / AMS-01 12,251
AS33915 Vodafone Libertel B.V. 11,693
AS20940 Akamai Technologies 10,358
AS216071 VDSINA 9,549
AS396982 Google Cloud 7,847
AS20857 TransIP BV 7,814
AS15169 Google LLC 6,065
AS57043 HOSTKEY B.V. 4,953
AS12414 Solcon Internetdiensten B.V. 4,219
AS216154 3,541
AS48635 CLDIN 3,152
AS210976 3,134
AS49981 Worldstream BV 3,133
AS20473 The Constant Company 3,112
AS209242 Cloudflare London 3,030
AS58061 Scalaxy 2,993

Top Hosting Providers

ASN Name Open IPs
AS1103 SURF 41,630
AS8075 Microsoft 38,605
AS1136 KPN NL 30,420
AS14061 DigitalOcean 25,535
AS60781 LeaseWeb Netherlands / AMS-01 12,251
AS20940 Akamai Technologies 10,358
AS216071 VDSINA 9,549
AS20857 TransIP BV 7,814
AS15169 Google LLC 6,065
AS57043 HOSTKEY B.V. 4,953
AS48635 CLDIN 3,152
AS20473 The Constant Company 3,112
AS174 Cogent Communications, Inc. 2,914
AS12876 Scaleway 2,848
AS31898 Oracle Cloud Infrastructure 2,669

Top open ports

Port Hosts
443 71,261
80 50,493
22 41,245
5060 14,094
8089 13,649
8443 9,081
25 8,847
2000 8,604
21 7,620
587 6,800
110 6,609
993 6,187
53 6,061
143 5,929
465 5,898

Tech-Stack Distribution

Top Server headers

Server Hosts
nginx 13,627
AkamaiGHost 5,956
Apache 3,413
nginx/1.24.0 (Ubuntu) 2,787
nginx/1.18.0 (Ubuntu) 2,709
Microsoft-HTTPAPI/2.0 2,405
Microsoft-IIS/10.0 1,679
gws 1,402
Caddy 1,217
cloudflare 1,152
Microsoft-Azure-Application-Gateway/v2 977
Apache/2 769
openresty/1.31.1.1 737
Apache/2.4.41 (Ubuntu) 716
Server 641

Top Attack Sources

Feed Category Matched IPs
tor-exit anonymizer 693
firehol-l1 abuse 194
spamhaus-drop spam 189