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

38.54.50.81 was found in our database!

$ whois 38.54.50.81

country·🇺🇸 United States

isp·Kaopu Cloud HK Limited

asn·AS138915

network·Standard

$ sikker risk 38.54.50.81scoring →

confidence

93%Very High

first_seen·Mar 14, 2026

last_seen·1m ago

sessions·133

events·133

$ sikker protocols 38.54.50.81

RDP

133 / 133

$ sikker summary 38.54.50.81

38.54.50.81 has a threat confidence score of 93%. This IP address from United States (AS138915, Kaopu Cloud HK Limited) has been observed in 133 honeypot sessions targeting RDP protocols. First observed on March 14, 2026, most recently active March 20, 2026.

$ sikker behaviors 38.54.50.81catalog →

mediumRdp Nla Ntlm Authentication Attempt133x

Identifies RDP clients attempting authentication using Network Level Authentication (NLA) with the NTLM challenge-response protocol. This occurs during the CredSSP negotiation phase before a remote desktop session is established and indicates an active credential authentication attempt against the RDP service

$ sikker primitives 38.54.50.81

rdp_nla_ntlm_auth133

$ sikker related 38.54.50.81

🇺🇸·More threats fromUnited States→AS·More threats fromKaopu Cloud HK Limited→RDP·More threats targetingRDP→{ }·Browse allAttack Patterns→

Report IP WHOIS Lookup →

IP Address	Confidence	Events
154.90.59.75	100%	483
38.60.246.174	84%	124
156.244.33.192	97%	63
156.244.28.66	29%	40
38.54.113.19	31%	38

IP Address	Confidence	Events
144.31.158.92	76%	5
206.168.34.207	30%	1,484
185.218.138.16	97%	4,068
45.205.1.8	95%	3,920
162.254.3.130	87%	13,645