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tek-spb.ru

fair · Cyber Exposure Score · Technology

Monitored since 21 Sep 2026 · last checked 21 Oct 2026

50
Email auth
60
DNS
85
TLS
98
Exposure
60
Breach history

The Cyber Exposure Score is a published 0–100 formula built only from publicly observable signals. How this is calculated.

This domain scores better than 31% of the 334 Technology organisations we track (cohort median 79). The sample is seeded from public incident data, not a random cross-section of the sector.

Posture summary

Email authentication

SPF ✓ -all DMARC none DKIM ✗ DNSSEC ✗

DNS hygiene

2 nameservers single DNS provider CAA ✗ IPv6 ✗

Web & transport hygiene

HTTPS redirect ✗ HSTS ✗ CSP ✗ server version disclosed security.txt ✗

TLS / certificate

TLS TLSv1.3 40d to expiry

Internet exposure

6 open ports 0 KEV 4 version matches

Breach metadata

0 public breaches on AuditTeam leak site

Domain & hosting

8 public hostnames AS8342 · RTCOMM-AS no blocklist hits

Also analysed: www.tek-spb.ru

www.tek-spb.ru sends visitors to tek-spb.ru; both names are covered. The domain-level findings above apply to both; these are www.tek-spb.ru's own website checks.

score 76/100 · fair TLS TLSv1.3 40d to expiry HTTPS redirect ✗ HSTS ✗ CSP ✗ 6 open ports 0 KEV

Software versions inside a published affected range (4, 4 known-exploited)

The public response carried a version for these products, and NVD publishes an affected range that contains it. This is not proof the software is unpatched — a distribution backport keeps the original version string while carrying the fix, so a fully patched build can appear here. Both halves of the comparison are public and checkable.

CVEDetectedPublished affected range
CVE-2021-40438 KEV Apache HTTP Server 2.4 <= 2.4.48
CVE-2023-44487 KEV Apache HTTP Server 2.4 < 10.5.3

2 further match(es), with the affected range published for each, are part of the complete audit.

Ransomware leak-site listings (1)

This domain is named on the public leak site of a ransomware group. A leak-site post is a claim published by the group — not a verified fact, and not a statement by this organization. Groups list victims who did not pay, overstate what they hold, and occasionally name the wrong company. What is certain is that the listing itself is public.

GroupListedSector
AuditTeam 2026-09-20 Technology

Leak-site postings are collected here from 2026-07-30 onwards; an earlier listing would not appear above.

Source: Ransomware.live

Public attack surface (8 hostnames in Certificate Transparency)

Hostnames this organization published in public TLS certificates. Passive OSINT — nothing was scanned.

The hostname inventory — which forgotten hosts exist and where — is part of the complete audit for this domain.

Lookalike domains (8 registered of 89 checked)

Registered permutations of this domain. Existence is a fact, not an accusation — ownership and intent are not assessed. Those able to receive mail are the ones usable for invoice fraud and phishing. The Risk score (0–100) is a published formula weighing mail capability, registration age, spelling, what the homepage shows and phishing-feed hits, reduced when a name looks brand-owned (same registrar/nameservers, a redirect to this domain) or merely parked. How this is calculated.

DomainTypeMail-capableRegisteredRisk
etk-spb.ru transposition yes — 48 high
te-spb.ru omission yes — 48 high
tekspb.ru omission yes — 48 high

5 further registered lookalike(s), 6 of them able to receive mail. The full list, with mail capability for each, is part of the complete audit.

Recommendations

Sources: Ransomware.live · Have I Been Pwned (CC BY 4.0) · Shodan InternetDB · CISA KEV catalog · NVD · FIRST EPSS · CVSS-BT

This product uses the NVD API but is not endorsed or certified by the NVD.

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All information is aggregated from public sources for awareness only and does not constitute an accusation or a security assessment. No personal data or credentials are published.