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
1,728
last 30 d
Open IPs
1,183,115
last 90 d
Hosting share
15.5%
of open IPs
Threat hits
815
IOC matches

Top ASNs

ASN Name Open IPs
AS1103 SURF 36,932
AS8075 Microsoft 34,528
AS1136 KPN NL 28,152
AS14061 DigitalOcean 23,593
AS60781 LeaseWeb Netherlands / AMS-01 11,343
AS33915 Vodafone Libertel B.V. 10,857
AS20940 Akamai Technologies 9,435
AS216071 VDSINA 9,162
AS396982 Google Cloud 7,275
AS20857 TransIP BV 7,131
AS15169 Google LLC 5,724
AS57043 HOSTKEY B.V. 4,466
AS12414 Solcon Internetdiensten B.V. 3,682
AS216154 3,323
AS210976 3,245
AS49981 Worldstream BV 2,940
AS48635 CLDIN 2,869
AS20473 The Constant Company 2,859
AS209242 Cloudflare London 2,845
AS58061 Scalaxy 2,714

Top Hosting Providers

ASN Name Open IPs
AS1103 SURF 36,932
AS8075 Microsoft 34,528
AS1136 KPN NL 28,152
AS14061 DigitalOcean 23,593
AS60781 LeaseWeb Netherlands / AMS-01 11,343
AS20940 Akamai Technologies 9,435
AS216071 VDSINA 9,162
AS20857 TransIP BV 7,131
AS15169 Google LLC 5,724
AS57043 HOSTKEY B.V. 4,466
AS48635 CLDIN 2,869
AS20473 The Constant Company 2,859
AS174 Cogent Communications, Inc. 2,629
AS12876 Scaleway 2,617
AS1101 Not SURF Net 2,522

Top open ports

Port Hosts
443 65,176
80 45,992
22 37,983
5060 12,722
8089 12,437
8443 8,250
25 8,022
2000 7,867
21 6,938
587 6,168
110 5,999
993 5,581
53 5,577
465 5,379
143 5,332

Tech-Stack Distribution

Top Server headers

Server Hosts
nginx 14,540
AkamaiGHost 6,477
Apache 3,637
nginx/1.24.0 (Ubuntu) 2,998
nginx/1.18.0 (Ubuntu) 2,881
Microsoft-HTTPAPI/2.0 2,597
Microsoft-IIS/10.0 1,812
gws 1,479
Caddy 1,285
cloudflare 1,215
Microsoft-Azure-Application-Gateway/v2 1,066
Apache/2 831
openresty/1.31.1.1 802
Apache/2.4.41 (Ubuntu) 772
Server 684

Top Attack Sources

Feed Category Matched IPs
tor-exit anonymizer 525
firehol-l1 abuse 148
spamhaus-drop spam 142