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89.190.156.51 was found in our database!

$ whois 89.190.156.51

country·🇳🇱 The Netherlands

city·Amsterdam

isp·Alsycon B.V.

asn·AS49870

network·Standard

$ sikker risk 89.190.156.51scoring →

confidence

74%High

first_seen·Apr 28, 2026

last_seen·3h ago

sessions·6

events·6

$ sikker protocols 89.190.156.51

SIP

6 / 6

$ sikker summary 89.190.156.51

89.190.156.51 has a threat confidence score of 74%. This IP address from The Netherlands (AS49870, Alsycon B.V.) has been observed in 6 honeypot sessions targeting SIP protocols. First observed on April 28, 2026, most recently active April 28, 2026.

$ sikker behaviors 89.190.156.51catalog →

mediumSip Invite Random Call Id To Ip6x

Identifies SIP scanning or probing activity where an attacker sends INVITE requests directly to a target IP address using randomly generated Call-ID tokens. This pattern is commonly associated with VoIP reconnaissance, SIP endpoint discovery, and automated dialer or PBX attack tooling attempting to enumerate reachable SIP services.

$ sikker primitives 89.190.156.51

sip_call_id_token_at_ip18 sip_invite_request12

$ sikker related 89.190.156.51

🇳🇱·More threats fromThe Netherlands→AS·More threats fromAlsycon B.V.→SIP·More threats targetingSIP→{ }·Browse allAttack Patterns→

Report IP WHOIS Lookup →

IP Address	Confidence	Events
89.190.156.47	95%	69
89.190.156.45	95%	59
160.119.76.107	81%	259
89.190.159.181	80%	759
160.119.76.43	92%	1,208

IP Address	Confidence	Events
89.190.156.47	95%	67
45.148.10.192	100%	44,968
172.71.182.113	25%	16
89.190.156.45	95%	57
45.8.17.137	90%	261