Verifying against the live site and live WHOIS/DNS…
Common questions
Is biblio.com legit or a scam?
biblio.com was registered Nov 11, 1999 (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 biblio.com?
Nobody has completed AboutUs's owner verification for biblio.com. That's true of most sites here — it isn't itself a warning sign.
When was biblio.com registered?
biblio.com's registration dates to Nov 11, 1999 (26 years old), per public registration records. NameCheap, Inc. is the registrar on record today.
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 26 years ago · on AboutUs since 2006 · 2 registrar changes since Jul 16, 2011 · 2 ownership changes since 2007 · last checked Sep 27, 2026.
Registration
RegisteredNov 11, 1999biblio.com was registered on Nov 11, 1999.Source: RDAP, fetched Sep 27, 2026
AboutUs record
AboutUs wiki pageAboutUs wiki pageJun 19, 2006 – Apr 18, 2014An AboutUs wiki page described biblio.com from Jun 19, 2006 to Apr 18, 2014 (15 edits).Source: AboutUs wiki archive, 2006–2023
Registrar
Network Solutions, LLCJul 16, 2011 – Dec 27, 2011Registrar Network Solutions, LLC (IANA 2) in the WHOIS and RDAP records held for biblio.com, from Jul 16, 2011 to Dec 27, 2011.Source: WHOIS / RDAP archive (who.is)ENOM, INC.Oct 9, 2013 – Nov 2, 2017
Ownership
Ownership recordsSep 3, 2007 – Jun 26, 2026Registration records for biblio.com are held from Sep 3, 2007 to Jun 26, 2026 (251 records). 2 changes of registrant name or organization are marked. Privacy-service and redaction changes are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Zone file
Nameservers: zoneedit.comNameservers: zoneedit.comSep 3, 2007 – Oct 17, 2013Registration records listed zoneedit.com nameservers (ns14.zoneedit.com, ns19.zoneedit.com, ns7.zoneedit.com…) for biblio.com from Sep 3, 2007 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)
Certificate
Certificate from Google Trust ServicesAug 21, 2026 – Sep 27, 2026 (latest)Google Trust Services certificate valid Aug 21, 2026 to Nov 19, 2026, as seen on Sep 27, 2026.Source: TLS check, Sep 27, 2026
200020102020Oct ’25Apr ’26← last 12 months, drawn wider
Every dated fact on this lifeline (19)
Nov 11, 1999Registration: biblio.com was registered on Nov 11, 1999.Source: RDAP, fetched Sep 27, 2026
Jun 19, 2006 – Apr 18, 2014AboutUs record: An AboutUs wiki page described biblio.com from Jun 19, 2006 to Apr 18, 2014 (15 edits).Source: AboutUs wiki archive, 2006–2023
Jul 1, 2006AboutUs record: “Welcome to Biblio, the preferred online marketplace for buying and selling used, rare, and out-of-print books. We take pride in bringing together over 5000 professional, independent booksellers from around the world, to…”Source: AboutUs wiki archive, 2006
Sep 3, 2007 – Jun 26, 2026Ownership: Registration records for biblio.com are held from Sep 3, 2007 to Jun 26, 2026 (251 records). 2 changes of registrant name or organization are marked. Privacy-service and redaction changes are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Sep 3, 2007 – Oct 17, 2013Zone file: Registration records listed zoneedit.com nameservers (ns14.zoneedit.com, ns19.zoneedit.com, ns7.zoneedit.com…) for biblio.com from Sep 3, 2007 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)
Said about itself in 2006
Jul 1, 2006
“Welcome to Biblio, the preferred online marketplace for buying and selling used, rare, and out-of-print books. We take pride in bringing together over 5000 professional, independent booksellers from around the world, to…”
Source: AboutUs wiki archive, 2006
Current AboutUs recordJun 19, 2026 – Aug 20, 2026 (latest)Authority and Safety last refreshed Aug 20, 2026.Source: AboutUs checks
Registrar ENOM, INC. (IANA 48) in the WHOIS and RDAP records held for biblio.com, from Oct 9, 2013 to Nov 2, 2017.
Source: WHOIS / RDAP archive (who.is)
NAMECHEAP INCNAMECHEAP INCMar 28, 2018 – Sep 29, 2026 (latest)Registrar NAMECHEAP INC (IANA 1068) in the registration data recorded, first on Mar 28, 2018 and most recently on Sep 29, 2026.Source: RDAP, fetched Sep 27, 2026
Ownership change
Jul 27, 2011
The registrant name or organization in the registration record changed; first recorded Jul 27, 2011. Who it changed to is in the full report.
Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Ownership changeMar 28, 2018The registrant name or organization in the registration record changed; first recorded Mar 28, 2018. Who it changed to is in the full report.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
2 ownership changes, 2007–2026
Nameservers: zoneedit.comOct 18, 2013 – Mar 27, 2015zoneedit.com (ns14.zoneedit.com, ns18.zoneedit.com, ns19.zoneedit.com…) were the nameservers listed for biblio.com at every ICANN zone-file snapshot AboutUs holds from Oct 18, 2013 to Mar 27, 2015 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Nameservers: Oracle DynSep 23, 2015 – Apr 3, 2018Oracle Dyn (ns1.p24.dynect.net, ns2.p24.dynect.net, ns3.p24.dynect.net…) were the nameservers listed for biblio.com at every ICANN zone-file snapshot AboutUs holds from Sep 23, 2015 to Apr 3, 2018 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
DNS moved to Oracle DynSep 23, 2015biblio.com's nameservers moved from zoneedit.com to Oracle Dyn at some point between Mar 27, 2015 and Sep 23, 2015. Last seen at zoneedit.com: Mar 27, 2015 (ICANN zone-file snapshot). First seen at Oracle Dyn: Sep 23, 2015 (ICANN zone-file snapshot). 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 (ICANN zone-file snapshot → ICANN zone-file snapshot)
Nameservers: Oracle DynApr 4, 2018 – Feb 24, 2019Registration records listed Oracle Dyn nameservers (ns1.p24.dynect.net, ns2.p24.dynect.net, ns3.p24.dynect.net…) for biblio.com from Apr 4, 2018 to Feb 24, 2019. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Nameservers: CloudflareNameservers: CloudflareApr 16, 2019 – Jun 26, 2026Registration records listed Cloudflare nameservers (terry.ns.cloudflare.com, val.ns.cloudflare.com) for biblio.com from Apr 16, 2019 to Jun 26, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to CloudflareApr 16, 2019biblio.com's nameservers moved from Oracle Dyn to Cloudflare at some point between Feb 24, 2019 and Apr 16, 2019. Last seen at Oracle Dyn: Feb 24, 2019 (registration record). First seen at Cloudflare: Apr 16, 2019 (registration record). AboutUs holds no nameserver records for the 51 days 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)
Seen in the .com zone fileSep 8, 2026 – Sep 24, 2026 (latest)First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Sep 24, 2026. Nameservers on Sep 24, 2026: terry.ns.cloudflare.com, val.ns.cloudflare.com.Source: ICANN CZDS zone file, snapshot Sep 24, 2026
Jul 16, 2011 – Dec 27, 2011
Registrar: Registrar Network Solutions, LLC (IANA 2) in the WHOIS and RDAP records held for biblio.com, from Jul 16, 2011 to Dec 27, 2011.Source: WHOIS / RDAP archive (who.is)
Jul 27, 2011Ownership: The registrant name or organization in the registration record changed; first recorded Jul 27, 2011. Who it changed to is in the full report.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Oct 9, 2013 – Nov 2, 2017Registrar: Registrar ENOM, INC. (IANA 48) in the WHOIS and RDAP records held for biblio.com, from Oct 9, 2013 to Nov 2, 2017.Source: WHOIS / RDAP archive (who.is)
Oct 18, 2013 – Mar 27, 2015Zone file: zoneedit.com (ns14.zoneedit.com, ns18.zoneedit.com, ns19.zoneedit.com…) were the nameservers listed for biblio.com at every ICANN zone-file snapshot AboutUs holds from Oct 18, 2013 to Mar 27, 2015 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Sep 23, 2015 – Apr 3, 2018Zone file: Oracle Dyn (ns1.p24.dynect.net, ns2.p24.dynect.net, ns3.p24.dynect.net…) were the nameservers listed for biblio.com at every ICANN zone-file snapshot AboutUs holds from Sep 23, 2015 to Apr 3, 2018 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Sep 23, 2015Zone file: biblio.com's nameservers moved from zoneedit.com to Oracle Dyn at some point between Mar 27, 2015 and Sep 23, 2015. Last seen at zoneedit.com: Mar 27, 2015 (ICANN zone-file snapshot). First seen at Oracle Dyn: Sep 23, 2015 (ICANN zone-file snapshot). 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 (ICANN zone-file snapshot → ICANN zone-file snapshot)
Mar 28, 2018 – Sep 29, 2026Registrar: Registrar NAMECHEAP INC (IANA 1068) in the registration data recorded, first on Mar 28, 2018 and most recently on Sep 29, 2026.Source: RDAP, fetched Sep 27, 2026
Mar 28, 2018Ownership: The registrant name or organization in the registration record changed; first recorded Mar 28, 2018. Who it changed to is in the full report.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Apr 4, 2018 – Feb 24, 2019Zone file: Registration records listed Oracle Dyn nameservers (ns1.p24.dynect.net, ns2.p24.dynect.net, ns3.p24.dynect.net…) for biblio.com from Apr 4, 2018 to Feb 24, 2019. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Apr 16, 2019 – Jun 26, 2026Zone file: Registration records listed Cloudflare nameservers (terry.ns.cloudflare.com, val.ns.cloudflare.com) for biblio.com from Apr 16, 2019 to Jun 26, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Apr 16, 2019Zone file: biblio.com's nameservers moved from Oracle Dyn to Cloudflare at some point between Feb 24, 2019 and Apr 16, 2019. Last seen at Oracle Dyn: Feb 24, 2019 (registration record). First seen at Cloudflare: Apr 16, 2019 (registration record). AboutUs holds no nameserver records for the 51 days 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)
Jun 19, 2026 – Aug 20, 2026AboutUs record: Authority and Safety last refreshed Aug 20, 2026.Source: AboutUs checks
Aug 21, 2026 – Sep 27, 2026Certificate: Google Trust Services certificate valid Aug 21, 2026 to Nov 19, 2026, as seen on Sep 27, 2026.Source: TLS check, Sep 27, 2026
Sep 8, 2026 – Sep 24, 2026Zone file: First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Sep 24, 2026. Nameservers on Sep 24, 2026: terry.ns.cloudflare.com, val.ns.cloudflare.com.Source: ICANN CZDS zone file, snapshot Sep 24, 2026
Automated safety checks
DNS (passed)
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 Nov 11, 1999 — 26 years old.
latest result
Registrar on record: NameCheap, Inc. — unchanged since AboutUs began tracking (Jul 21, 2026).
Authority 72/100— ahead of 72% of the August 2026 scored sampleClear
Why this authority score
72 is a percentile: higher than 72% of sites we score.
How it's calculated
Prominence (Tranco rank #23,899)+8
Verified continuity: 27.0 years (RDAP registration)+11
Security & email hygiene+3
Calibration adjustment (published map)+14
Model score: 36/99 — what these reason lines add up to.
Published Authority (percentile): 72/100 — 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 66 days ago); 3/3 transport and email checks available (oldest recorded about 66 days ago). This is evidence coverage, not a probability that a website is safe.
No caution flags in the available scoring observations; this is not a complete safety assessment
What biblio.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
Welcome to Biblio, the preferred online marketplace for buying and selling used, rare, and out-of-print books. We take pride in bringing together over 5000 professional, independent booksellers from around the world, to offer you over 35 million high quality used books to choose from.
Site history
Dated record — historical facts always carry their date; self-description below is the 2014 record.
1999
Domain registered (Nov 11, 1999).
2006
First tracked by AboutUs (Jun 19, 2006); profile edited 15 times through 2014.
2014
Self-description at the time:
“Biblio.com is an online vendor of new, used and rare books”
2026
Checked today — The site's bot protection blocked AboutUs's HTTPS check; all 1 of the other checks passed (Oct 25, 2026).
✓ domain continuity 26 years registered– live check blocked the site's bot protection turned the check away Oct 25, 2026