Check an IP Address, Domain Name, Subnet, or ASN

172.71.151.42 was found in our database!

$ whois 172.71.151.42

country·🇺🇸 United States

isp·Cloudflare, Inc.

asn·AS13335

network·Standard

$ sikker risk 172.71.151.42scoring →

confidence

9%Low

first_seen·Feb 24, 2026

last_seen·1h ago

sessions·4

events·4

$ sikker protocols 172.71.151.42

HTTP

2 / 2

HTTPS

2 / 2

$ sikker summary 172.71.151.42

172.71.151.42 has a threat confidence score of 9%. This IP address from United States (AS13335, Cloudflare, Inc.) has been observed in 4 honeypot sessions targeting HTTP, HTTPS protocols. First observed on February 24, 2026, most recently active April 12, 2026.

$ sikker behaviors 172.71.151.42catalog →

infoHttp Fetch Robots Txt2x

HTTP GET request to /robots.txt.

infoHttps Root Path Request2x

Identifies HTTPS requests targeting the web server root path ("/"), typically used for initial service discovery, host validation, or baseline content inspection prior to deeper enumeration

$ sikker primitives 172.71.151.42

http_method_get2 https_path_root2 http_robots_txt_path_probe2

$ sikker related 172.71.151.42

🇺🇸·More threats fromUnited States→AS·More threats fromCloudflare, Inc.→HTTP·More threats targetingHTTP→HTTP·More threats targetingHTTPS→{ }·Browse allAttack Patterns→

Report IP WHOIS Lookup →

IP Address	Confidence	Events
172.71.99.64	24%	26
172.69.59.243	11%	5
104.22.1.223	3%	9
162.158.167.188	17%	10
172.71.160.120	7%	1

IP Address	Confidence	Events
45.205.1.26	84%	1,626
104.251.181.48	96%	646
13.86.105.19	94%	173
64.62.156.50	73%	141
185.218.138.26	97%	13,312