hostname.nu (37.139.23.80)

Name: Public exposure of hostname.nu
Creator: Equantum Ciberseguridad y Blockchain S.L.
Published: 2026-08-12
Keywords: 37.139.23.80, hostname.nu, The Netherlands, open ports, CVE, TLS, internet exposure

The Netherlands · Amsterdam

Risk score: 98/100 · 7 open port(s) · 5 CVE(s)

First seen 2026-08-12 · last seen 2026-08-12

Open ports

Port	Service	Software	CVEs
22	ssh	OpenSSH	5
25			0
53			0
80	http	nginx	0
143			0
443	http	nginx	0
993	tls		0

CVEs (5)

CVE-2016-8858 high · CVSS 7.5 — The kex_input_kexinit function in kex.c in OpenSSH 6.x and 7.x through 7.3 allows remote attackers to cause a denial of service (memory cons
CVE-2020-14145 medium · CVSS 5.9 — The client side in OpenSSH 5.7 through 8.4 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This a
CVE-2020-15778 high · CVSS 7.4 — scp in OpenSSH through 8.3p1 allows command injection in the scp.c toremote function, as demonstrated by backtick characters in the destinat
CVE-2023-38408 critical · CVSS 9.8 — The PKCS#11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently trustworthy search path, leading to remote code execution if
CVE-2025-26465 medium · CVSS 6.8 — A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malic

Services

http ssh tls

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