Domain Intelligence Report
autoconfig.nethost.cz
Gathering intelligence... (11/12)
DNS
WHOIS
Security
Email
DNSSEC
Threats
Deliverability
SSL/TLS
HTTP
Tech Stack
Subdomains
Archive
Safe
no DMARCno attacks or spoofing
Up
HTTP 403reachable and responding
Right
Set up Page Watchit is what it is
Ready
48d aheadyou see what's coming
Outline
DNS
1 A · 1 MX · 1 PTR · 1 TXT · 1 AAAA
SSL/TLS
Let's Encrypt · TLSv1.3 · expires in 48d · 1 SANs
Email Auth
SPF ✓ · DKIM ✗ · DMARC ✗
DNSSEC
signed · valid chain of trust
Tech Stack
Host: VSHosting s.r.o. · Email: Self-hosted
HTTP
HTTP 403 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
Security
C (120/205) · 1 critical · 2 high
Threats
risk: none
Deliverability
84% B (76/90 points) · 1 MX · 2 IPs · 3 issue(s)
Subdomains
0 found · 112 answered
Web Archive
first snapshot 2025-01-22 · 1y archived
DNS Recordschecked 13.3d ago
Details1 A · 1 MX · 1 PTR · 1 TXT · 1 AAAA · SOA couldn't be checked
WHOIS
Then vs Nownew
No card for this name. We compare then and now for domains that are in the top million and had an AboutUs page. That says nothing about this domain’s age or safety.
Check what it is now →SSL/TLSchecked 13.3d ago
DetailsValid certificate
Issuer: Let's Encrypt
Protocol: TLSv1.3
Expires in 48 days
1 SAN(s)
Securitychecked 13.3d ago
DetailsC
120/205
1 critical2 high2 medium
Weakest: Basic Security, Record Security
Email Authchecked 13.3d ago
DetailsSPFDKIM?DMARC
DNSSECchecked 13.3d ago
DetailsValid chain of trust
Tech Stackchecked 13.3d ago
DetailsVSHosting s.r.o.Email: Self-hosted
HTTP / Headerschecked 13.3d ago
DetailsHSTSCSPX-FrameNosniff
Threatschecked 13.3d ago
DetailsRisk: none · score 0
Zone census
Subdomainschecked 13.3d ago
Details0 found · 112 answered
Click a subdomain for its full report
Web Archivechecked 13.3d ago
DetailsFirst archived: 2025-01-22
~1 years of history
Deliverabilitychecked 13.3d ago
Details84%B
76/90 points · 3 issue(s)
1 MX · 2 IP(s)
Top fix: No DMARC record
IPv6
Measured 2026-11-07 03:01 UTC · aaaa.botA
Website, mail and DNS all work over IPv6.
The published IPv6 address accepted a connection when we tried it.
- ✓ autoconfig.nethost.cz answers (1 of 1 addresses)
- ✓ Mail: 1 of 1 servers have IPv6
- ✓ Nameservers: 3 of 4 have IPv6
Details: published addresses and what answered
Loads over IPv6 with a valid certificate: HTTP 403.
| Name | Published address (AAAA) | Answers when we connect |
|---|---|---|
| autoconfig.nethost.cz | Published2a00:1ed0:46:200::1213:56 | Answers when we connect✓ answers on 443 |
Publishedserver85.viwefix.cz | Answers when we connect✓ has IPv6 | |
| Nameservers | Publisheddns.nethost.czpns.nethost.czsns.nethost.sktns.nethost.eu | Answers when we connect✓ has IPv6✗ no IPv6✓ has IPv6✓ has IPv6 |
First measured with IPv6 on 2026-11-07Changes are recorded from here on, each with its date.
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