sandbox.cz DNSBL Blacklist Check, WHOIS & DNS Records

Performance Lighthouse

Desktop

Mobile

Web Vitals Metrics

FCP (First Contentful Paint):

D: -- M: --

LCP (Largest Contentful Paint):

D: -- M: --

TBT (Total Blocking Time):

D: -- M: --

CLS (Cumulative Layout Shift):

D: -- M: --

TTI ( Time to Interactive):

D: -- M: --

Speed Index:

D: -- M: --

Generating Screenshot

sandbox.cz

Server Footprint

Target Address: sandbox.cz

Server IPv4: 87.236.197.188

BGP Autonomous System (ASN): AS35592 (COOLHOUSING-AS - COOLHOUSING-AS, CZ) [CZ]

HTTP Service Speed: Scanning...

WHOIS registry

Registrar: REG-ACTIVE24

Created At: 13.10.2005 13:25

Last Updated: 25.11.2024 11:16

Expires At: 13.10.2027

Remaining Time: 461 Days

SSL Certificate Scanning...

Issuer: --

Certificate Expiry: --

SSL Days Remaining: --

Security & SEO Health

Other Domain Extensions (TLD)

Scanning extensions...

Name Servers (NS)

Record Type: NS

3 Records

Target	IP Address	ASN
Target ns3.websupport.eu	IP Address IPv4 45.10.97.13 IPv6 2a10:bbc0::13	ASN AS25234 (ACTIVE24-AS - ACTIVE 24, s.r.o., CZ) [CZ] AS25234 (ACTIVE24-AS - ACTIVE 24, s.r.o., CZ) [CZ]
Target ns1.websupport.cz	IP Address IPv4 45.10.97.11 IPv6 2a10:bbc0::11	ASN AS25234 (ACTIVE24-AS - ACTIVE 24, s.r.o., CZ) [CZ] AS25234 (ACTIVE24-AS - ACTIVE 24, s.r.o., CZ) [CZ]
Target ns2.websupport.cz	IP Address IPv4 185.71.159.12 IPv6 2a02:250:3::12	ASN AS25234 (ACTIVE24-AS - ACTIVE 24, s.r.o., CZ) [SE] AS25234 (ACTIVE24-AS - ACTIVE 24, s.r.o., CZ) [SE]

DNS Resolution Roadmap

Resolution started: querying NS (Name Server) records for sandbox.cz.

Step 1: Querying local DNS resolver...

Success! Authorized NS records retrieved from local DNS resolver.

IP Addresses (A) (IPv4)

Record Type: A

1 Records

IP address	ISP / BGP Network (ASN)
IP address 87.236.197.188	BGP Network (ASN) AS35592 (COOLHOUSING-AS - COOLHOUSING-AS, CZ) [CZ]

IP Addresses (AAAA) (IPv6)

Record Type: AAAA

0 Records

No records found.

Mail Servers (MX)

Record Type: MX

1 Records

Priority	Target	ISP / BGP Network (ASN)
Priority 50	Target sandbox.cz IPv4 87.236.197.188	BGP Network (ASN) AS35592 (COOLHOUSING-AS - COOLHOUSING-AS, CZ) [CZ]

Text Records (TXT)

Record Type: TXT

0 Records

No records found.

Alias Records (CNAME)

Record Type: CNAME

0 Records

No records found.

Start of Authority (SOA)

Record Type: SOA

0 Records

No records found.

Original WHOIS Record Output

%  (c) 2006-2021 CZ.NIC, z.s.p.o.
% 
% Intended use of supplied data and information
% 
% Data contained in the domain name register, as well as information
% supplied through public information services of CZ.NIC association,
% are appointed only for purposes connected with Internet network
% administration and operation, or for the purpose of legal or other
% similar proceedings, in process as regards a matter connected
% particularly with holding and using a concrete domain name.
% 
% Full text available at:
% http://www.nic.cz/page/306/intended-use-of-supplied-data-and-information/
% 
% See also a search service at http://www.nic.cz/whois/
% 
% 
% Whoisd Server Version: 3.15.0
% Timestamp: Thu Jul 09 10:49:16 2026

domain:       sandbox.cz
registrant:   VLADA-MACEK
nsset:        NSSET-WEBSUPPORT
keyset:       WSKS-17259552654967675
registrar:    REG-ACTIVE24
registered:   13.10.2005 13:25:00
changed:      25.11.2024 11:16:38
expire:       13.10.2027

contact:      VLADA-MACEK
name:         Vladimír Macek
registrar:    REG-MOJEID
created:      12.09.2011 16:10:16
changed:      10.06.2021 22:57:24

nsset:        NSSET-WEBSUPPORT
nserver:      ns1.websupport.cz 
nserver:      ns2.websupport.cz 
nserver:      ns3.websupport.eu 
tech-c:       ACTIVE24
registrar:    REG-ACTIVE24
created:      22.06.2021 12:25:47
changed:      11.12.2024 13:11:59

contact:      ACTIVE24
org:          ACTIVE 24, s.r.o.
name:         ACTIVE 24, s.r.o.
address:      Sokolovská 394/17
address:      Praha 8
address:      186 00
address:      CZ
registrar:    REG-ACTIVE24
created:      29.04.2008 12:35:02
changed:      15.05.2018 21:32:00

keyset:       WSKS-17259552654967675
dnskey:       257 3 13 WcTk4CdOVU/+3COWawM6UZsp+yjmBgF41SJdteqMUeG6zSPFSlydevKZ1m5Gv5IvZZ8BjTuSnk2eQ8F/Z5tbVw==
tech-c:       WEBSUPPORT
registrar:    REG-ACTIVE24
created:      10.09.2024 10:01:05

contact:      WEBSUPPORT
org:          Websupport, s.r.o.
name:         Jan Cifra
address:      Karadzicova 12
address:      Bratislava
address:      81103
address:      SK
registrar:    REG-WEBSUPPORT
created:      29.11.2007 14:33:03
changed:      20.07.2021 20:59:23

DNS Blacklist (DNSBL) Scan Report

Scanning...

The server's IPv4 address (87.236.197.188) is being scanned across global email spam, malware, and botnet networks.

Blacklist Server	Description	Result	Response Code	Details
Scanning blacklist servers, please wait...

Analyzing...

Performance Lighthouse

Server Footprint

WHOIS registry

SSL Certificate Scanning...

Security & SEO Health

Other Domain Extensions (TLD)

Name Servers (NS)

IP Addresses (A) (IPv4)

IP Addresses (AAAA) (IPv6)

Mail Servers (MX)

Text Records (TXT)

Alias Records (CNAME)

Start of Authority (SOA)

Original WHOIS Record Output

DNS Blacklist (DNSBL) Scan Report

SSL/TLS Certificate Chain Details

Subject Alternative Names (SANs)

Live Network Access Test Panel

Ping Analysis

Traceroute (Network Path)

Websites on the Same Server