Verifying against the live site and live WHOIS/DNS…
Common questions
Is bistudio.com legit or a scam?
bistudio.com was registered Feb 25, 2000 (26 years old), per public registration records. AboutUs doesn't label sites "legit" or "a scam": this page lists the dated registration, DNS, HTTPS, mail-authentication and safety checks we could verify, each with its source, so you can decide for yourself.
Who owns bistudio.com?
Nobody has completed AboutUs's owner verification for bistudio.com. That's true of most sites here — it isn't itself a warning sign.
When was bistudio.com registered?
bistudio.com's registration dates to Feb 25, 2000 (26 years old), per public registration records. Register.com - Network Solutions, LLC is the registrar on record today.
Correct a description, link or other detail. Submissions are reviewed before publication.
Lifeline · bistudio.com over time
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 26 years ago · on AboutUs since 2006 · 1 registrar change since May 17, 2007 · 3 registrant changes since 2007 · last checked Nov 12, 2026.
Registration
RegisteredFeb 25, 2000bistudio.com was registered on Feb 25, 2000.Source: RDAP, fetched Nov 7, 2026
AboutUs record
AboutUs wiki pageAboutUs wiki pageJun 19, 2006 – Apr 18, 2014An AboutUs wiki page described bistudio.com from Jun 19, 2006 to Apr 18, 2014 (4 edits).Source: AboutUs wiki archive, 2006–2023Said about itself in 2006Jul 1, 2006“Vývojář počítačových her, se zaměřením na počítačové hry. Technologie 3D grafiky, umělá inteligence a fyzikální simulace pro interaktivní prostředí.”Source: AboutUs wiki archive, 2006
Registrar
Register.com, Inc.Register.com, Inc.May 17, 2007 – Jun 28, 2026Registrar Register.com, Inc. (IANA 9) in the WHOIS and RDAP records held for bistudio.com, from May 17, 2007 to Jun 28, 2026.Source: WHOIS / RDAP archive (who.is)
Registrant
Registrant recordsMay 17, 2007 – Jun 28, 2026Registration records for bistudio.com are held from May 17, 2007 to Jun 28, 2026 (261 records). 3 changes of registrant name or organization are marked. Privacy-service and redaction changes, renames of the same organization and new contacts at it are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Zone file
No nameserver records held, Sep 2009 – Nov 2010Nameservers: adt.czMay 17, 2007 – Sep 25, 2009Registration records listed adt.cz nameservers (mrazik.adt.cz, ns.adt.cz) for bistudio.com from May 17, 2007 to Sep 25, 2009.Source: From registration records (WHOIS / RDAP archive, who.is)
Certificate
Google Trust ServicesAug 1, 2026 – Nov 13, 2026 (latest)Google Trust Services issued 269 certificates for bistudio.com from Aug 1, 2026, the latest valid until Feb 11, 2027. Seen in use on Nov 6, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Nov 6, 2026
20102020Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (23)
Feb 25, 2000Registration: bistudio.com was registered on Feb 25, 2000.Source: RDAP, fetched Nov 7, 2026
Jun 19, 2006 – Apr 18, 2014AboutUs record: An AboutUs wiki page described bistudio.com from Jun 19, 2006 to Apr 18, 2014 (4 edits).Source: AboutUs wiki archive, 2006–2023
Jul 1, 2006AboutUs record: “Vývojář počítačových her, se zaměřením na počítačové hry. Technologie 3D grafiky, umělá inteligence a fyzikální simulace pro interaktivní prostředí.”Source: AboutUs wiki archive, 2006
May 17, 2007 – Jun 28, 2026Registrar: Registrar Register.com, Inc. (IANA 9) in the WHOIS and RDAP records held for bistudio.com, from May 17, 2007 to Jun 28, 2026.Source: WHOIS / RDAP archive (who.is)
May 17, 2007 – Jun 28, 2026Registrant: Registration records for bistudio.com are held from May 17, 2007 to Jun 28, 2026 (261 records). 3 changes of registrant name or organization are marked. Privacy-service and redaction changes, renames of the same organization and new contacts at it are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
May 17, 2007 – Sep 25, 2009
Current AboutUs recordJul 1, 2026 – Nov 7, 2026 (latest)Authority and Safety last refreshed Nov 7, 2026.Source: AboutUs checks
Register.com - Network Solutions, LLC
Oct 4, 2026 – Nov 10, 2026 (latest)
Registrar Register.com - Network Solutions, LLC in the registration data recorded, first on Oct 4, 2026 and most recently on Nov 10, 2026.
Source: RDAP, fetched Nov 7, 2026
Registrant change
May 5, 2011
The registrant name or organization in the registration record changed; first recorded May 5, 2011. That can be a rename, a new contact or a sale; the record alone does not say which.
Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Registrant changeOct 29, 2011The registrant name or organization in the registration record changed; first recorded Oct 29, 2011. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Registrant changeJun 27, 2018The registrant name or organization in the registration record changed; first recorded Jun 27, 2018. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
3 registrant changes, 2007–2026
Nameservers: register.com
Nov 7, 2010 – Nov 10, 2010
Registration records listed register.com nameservers (dns121.b.register.com, dns207.c.register.com, dns229.a.register.com…) for bistudio.com from Nov 7, 2010 to Nov 10, 2010.
Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to register.comNov 7, 2010bistudio.com's nameservers moved from adt.cz to register.com at some point between Sep 25, 2009 and Nov 7, 2010. Last seen at adt.cz: Sep 25, 2009 (registration record). First seen at register.com: Nov 7, 2010 (registration record). AboutUs holds no nameserver records for the 13 months in between, so the date of the move is not known more closely.Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: bistudio.comMay 5, 2011 – Oct 17, 2013Registration records listed bistudio.com nameservers (ns1.bistudio.com, ns2.bistudio.com) for bistudio.com from May 5, 2011 to Oct 17, 2013. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to bistudio.comMay 5, 2011bistudio.com's nameservers moved from register.com to bistudio.com at some point between Nov 10, 2010 and May 5, 2011. Last seen at register.com: Nov 10, 2010 (registration record). First seen at bistudio.com: May 5, 2011 (registration record). AboutUs holds no nameserver records for the 6 months in between, so the date of the move is not known more closely.Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: bistudio.comOct 18, 2013 – Apr 1, 2016bistudio.com (ns2.bistudio.com, ns3.bistudio.com, ns4.bistudio.com) were the nameservers listed for bistudio.com at every ICANN zone-file snapshot AboutUs holds from Oct 18, 2013 to Apr 1, 2016 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Nameservers: bistudio.czAug 28, 2016 – Apr 2, 2018Registration records listed bistudio.cz nameservers (ns1.bistudio.cz, ns2.bistudio.cz) for bistudio.com from Aug 28, 2016 to Apr 2, 2018. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to bistudio.czAug 28, 2016bistudio.com's nameservers moved from bistudio.com to bistudio.cz at some point between Apr 1, 2016 and Aug 28, 2016. Last seen at bistudio.com: Apr 1, 2016 (ICANN zone-file snapshot). First seen at bistudio.cz: Aug 28, 2016 (registration record). AboutUs holds no nameserver records for the 5 months in between, so the date of the move is not known more closely.Source: Derived from the nameserver records on this lifeline (ICANN zone-file snapshot → registration record)
Nameservers: bistudio.czApr 3, 2018bistudio.cz (ns1.bistudio.cz, ns2.bistudio.cz) were the nameservers listed for bistudio.com at every ICANN zone-file snapshot AboutUs holds from Apr 3, 2018 to Apr 3, 2018 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Nameservers: bistudio.czNameservers: bistudio.czApr 4, 2018 – Jun 28, 2026Registration records listed bistudio.cz nameservers (ns1.bistudio.cz, ns2.bistudio.cz) for bistudio.com from Apr 4, 2018 to Jun 28, 2026. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Seen in the .com zone fileSep 8, 2026 – Nov 12, 2026 (latest)First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Nov 12, 2026. Nameservers on Nov 12, 2026: ns1.bistudio.cz, ns2.bistudio.cz.Source: ICANN CZDS zone file, snapshot Nov 12, 2026
Let's Encrypt
Aug 3, 2026 – Nov 13, 2026
Let's Encrypt issued 33 certificates for bistudio.com from Aug 3, 2026, the latest valid until Feb 10, 2027.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Zone file: Registration records listed adt.cz nameservers (mrazik.adt.cz, ns.adt.cz) for bistudio.com from May 17, 2007 to Sep 25, 2009.Source: From registration records (WHOIS / RDAP archive, who.is)
Nov 7, 2010 – Nov 10, 2010Zone file: Registration records listed register.com nameservers (dns121.b.register.com, dns207.c.register.com, dns229.a.register.com…) for bistudio.com from Nov 7, 2010 to Nov 10, 2010.Source: From registration records (WHOIS / RDAP archive, who.is)
Nov 7, 2010Zone file: bistudio.com's nameservers moved from adt.cz to register.com at some point between Sep 25, 2009 and Nov 7, 2010. Last seen at adt.cz: Sep 25, 2009 (registration record). First seen at register.com: Nov 7, 2010 (registration record). AboutUs holds no nameserver records for the 13 months in between, so the date of the move is not known more closely.Source: Derived from the nameserver records on this lifeline (registration record → registration record)
May 5, 2011Registrant: The registrant name or organization in the registration record changed; first recorded May 5, 2011. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
May 5, 2011 – Oct 17, 2013Zone file: Registration records listed bistudio.com nameservers (ns1.bistudio.com, ns2.bistudio.com) for bistudio.com from May 5, 2011 to Oct 17, 2013. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
May 5, 2011Zone file: bistudio.com's nameservers moved from register.com to bistudio.com at some point between Nov 10, 2010 and May 5, 2011. Last seen at register.com: Nov 10, 2010 (registration record). First seen at bistudio.com: May 5, 2011 (registration record). AboutUs holds no nameserver records for the 6 months in between, so the date of the move is not known more closely.Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Oct 29, 2011Registrant: The registrant name or organization in the registration record changed; first recorded Oct 29, 2011. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Oct 18, 2013 – Apr 1, 2016Zone file: bistudio.com (ns2.bistudio.com, ns3.bistudio.com, ns4.bistudio.com) were the nameservers listed for bistudio.com at every ICANN zone-file snapshot AboutUs holds from Oct 18, 2013 to Apr 1, 2016 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Aug 28, 2016 – Apr 2, 2018Zone file: Registration records listed bistudio.cz nameservers (ns1.bistudio.cz, ns2.bistudio.cz) for bistudio.com from Aug 28, 2016 to Apr 2, 2018. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Aug 28, 2016Zone file: bistudio.com's nameservers moved from bistudio.com to bistudio.cz at some point between Apr 1, 2016 and Aug 28, 2016. Last seen at bistudio.com: Apr 1, 2016 (ICANN zone-file snapshot). First seen at bistudio.cz: Aug 28, 2016 (registration record). AboutUs holds no nameserver records for the 5 months in between, so the date of the move is not known more closely.Source: Derived from the nameserver records on this lifeline (ICANN zone-file snapshot → registration record)
Apr 3, 2018Zone file: bistudio.cz (ns1.bistudio.cz, ns2.bistudio.cz) were the nameservers listed for bistudio.com at every ICANN zone-file snapshot AboutUs holds from Apr 3, 2018 to Apr 3, 2018 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Apr 4, 2018 – Jun 28, 2026Zone file: Registration records listed bistudio.cz nameservers (ns1.bistudio.cz, ns2.bistudio.cz) for bistudio.com from Apr 4, 2018 to Jun 28, 2026. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Jun 27, 2018Registrant: The registrant name or organization in the registration record changed; first recorded Jun 27, 2018. That can be a rename, a new contact or a sale; the record alone does not say which.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Jul 1, 2026 – Nov 7, 2026AboutUs record: Authority and Safety last refreshed Nov 7, 2026.Source: AboutUs checks
Aug 1, 2026 – Nov 13, 2026Certificate: Google Trust Services issued 269 certificates for bistudio.com from Aug 1, 2026, the latest valid until Feb 11, 2027. Seen in use on Nov 6, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Nov 6, 2026
Aug 3, 2026 – Nov 13, 2026Certificate: Let's Encrypt issued 33 certificates for bistudio.com from Aug 3, 2026, the latest valid until Feb 10, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Sep 8, 2026 – Nov 12, 2026Zone file: First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Nov 12, 2026. Nameservers on Nov 12, 2026: ns1.bistudio.cz, ns2.bistudio.cz.Source: ICANN CZDS zone file, snapshot Nov 12, 2026
Oct 4, 2026 – Nov 10, 2026Registrar: Registrar Register.com - Network Solutions, LLC in the registration data recorded, first on Oct 4, 2026 and most recently on Nov 10, 2026.Source: RDAP, fetched Nov 7, 2026
3 of 4 safety checks passed (Nov 13, 2026).
Registered 2000 · its address redirects to www.bohemia.net, which answered over HTTPS
Bohemia Interactive is a Czech video game developer based in Prague that creates computer games using 3D graphics technology, artificial intelligence, and physics simulation for interactive environments.
Add the HSTS, Content-Security-Policy, and X-Frame-Options response headers.
AboutUs has not vetted this site. Everything below is what we could measure automatically. Anything you do on the site — paying, sharing personal details, downloading — is between you and the site, not AboutUs.
Current facts
Latest available measurements; dated entries retain their dates. These are measurements, not an endorsement of the site.
latest result
Domain registered Feb 25, 2000 — 26 years old.
latest result
Registrar on record: Register.com - Network Solutions, LLC — unchanged since AboutUs began tracking (Oct 4, 2026).
Authority 76/100— ahead of 76% of the August 2026 scored sampleClear
Why this authority score
76 is a percentile: higher than 76% of sites we score.
How it's calculated
Prominence (Tranco rank #16,251)+7
Verified continuity: 26.7 years (RDAP registration)+11
Security & email hygiene+5
Calibration adjustment (published map)+16
Model score: 39/99 — what these reason lines add up to.
Published Authority (percentile): 76/100 — this site's rank against the August 2026 scored sample. Public Authority is capped at 99.
Safety evidence
No unexpired threat-feed result; name-similarity check available (recorded about 5 days ago); 3/3 transport and email checks available (oldest recorded about 5 days ago). This is evidence coverage, not a probability that a website is safe.
What bistudio.com said about itself, 2006
Quoted from the site's AboutUs wiki page in each year it changed (1 version). These are the page's own words at the time, not AboutUs's assessment. New words · dropped words
2006
Vývojář počítačových her, se zaměřením na počítačové hry. Technologie 3D grafiky, umělá inteligence a fyzikální simulace pro interaktivní prostředí.
Site history
Dated record — historical facts always carry their date; self-description below is the 2014 record.
2000
Domain registered (Feb 25, 2000).
2006
First tracked by AboutUs (Jun 19, 2006); profile edited 4 times through 2014.
2014
Self-description at the time:
“BiStudio.com realistic modern military simulation games”