Verifying against the live site and live WHOIS/DNS…
Common questions
Is chemicool.com legit or a scam?
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 chemicool.com?
Nobody has completed AboutUs's owner verification for chemicool.com. That's true of most sites here — it isn't itself a warning sign.
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 27 years ago · on AboutUs since 2006 · 1 registrar change since May 5, 2017 · 1 ownership change since 2007 · last checked Oct 6, 2026.
Registration
RegisteredOct 18, 1999chemicool.com was registered on Oct 18, 1999.Source: RDAP, fetched Aug 23, 2026
AboutUs record
AboutUs wiki pageAboutUs wiki pageJun 19, 2006 – Nov 2, 2013An AboutUs wiki page described chemicool.com from Jun 19, 2006 to Nov 2, 2013 (4 edits).Source: AboutUs wiki archive, 2006–2023Said about itself in 2006
Registrar
GoDaddy.com, LLCMay 5, 2017 – Oct 15, 2018Registrar GoDaddy.com, LLC (IANA 146) in the WHOIS and RDAP records held for chemicool.com, from May 5, 2017 to Oct 15, 2018.Source: WHOIS / RDAP archive (who.is)Name.com, Inc.
Ownership
Ownership recordsMay 15, 2007 – Jun 5, 2026Registration records for chemicool.com are held from May 15, 2007 to Jun 5, 2026 (141 records). 1 change of registrant name or organization is 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: CloudflareAug 5, 2012 – Oct 17, 2013Registration records listed Cloudflare nameservers (anna.ns.cloudflare.com) for chemicool.com from Aug 5, 2012 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)Nameservers: Cloudflare
Certificate
Let's EncryptApr 5, 2026 – Oct 26, 2026Let's Encrypt issued 6 certificates for chemicool.com from Apr 5, 2026, the latest valid until Jan 3, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
200020102020Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (14)
Oct 18, 1999Registration: chemicool.com was registered on Oct 18, 1999.Source: RDAP, fetched Aug 23, 2026
Jun 19, 2006 – Nov 2, 2013AboutUs record: An AboutUs wiki page described chemicool.com from Jun 19, 2006 to Nov 2, 2013 (4 edits).Source: AboutUs wiki archive, 2006–2023
Jul 1, 2006AboutUs record: “Chemicool Chemistry Periodic table (periodic chart) of the elements. Information about hydrogen, oxygen, silver, carbon, aluminium...plus Forum, Dictionary and Tools.”Source: AboutUs wiki archive, 2006
May 15, 2007 – Jun 5, 2026Ownership: Registration records for chemicool.com are held from May 15, 2007 to Jun 5, 2026 (141 records). 1 change of registrant name or organization is marked. Privacy-service and redaction changes are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Apr 17, 2008Ownership: The registrant name or organization in the registration record changed; first recorded Apr 17, 2008. Who it changed to is in the full report.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Aug 5, 2012 – Oct 17, 2013
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 Oct 18, 1999 — 27 years old.
latest result
Registrar on record: Name.com, Inc. — unchanged since AboutUs began tracking (Aug 26, 2026).
checked Sep 30, 2026
The site names chemicool as the organisation behind it.
checked Sep 30, 2026
The live front page reads as an education or reference site that publishes free content supported by ads, mainly for students and teachers.
Jul 1, 2006
“Chemicool Chemistry Periodic table (periodic chart) of the elements. Information about hydrogen, oxygen, silver, carbon, aluminium...plus Forum, Dictionary and Tools.”
Source: AboutUs wiki archive, 2006
Current AboutUs recordJul 4, 2026 – Aug 23, 2026 (latest)Authority and Safety last refreshed Aug 23, 2026.Source: AboutUs checks
Name.com, Inc.
Nov 9, 2018 – Oct 26, 2026 (latest)
Registrar Name.com, Inc. (IANA 625) in the registration data recorded, first on Nov 9, 2018 and most recently on Oct 26, 2026.
Source: RDAP, fetched Aug 23, 2026
Ownership change
Apr 17, 2008
The registrant name or organization in the registration record changed; first recorded Apr 17, 2008. Who it changed to is in the full report.
Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
1 ownership change, 2007–2026
Nameservers: CloudflareOct 18, 2013 – Apr 3, 2018Cloudflare (anna.ns.cloudflare.com, jeff.ns.cloudflare.com) were the nameservers listed for chemicool.com at every ICANN zone-file snapshot AboutUs holds from Oct 18, 2013 to Apr 3, 2018 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Nameservers: CloudflareNameservers: CloudflareApr 4, 2018 – Jun 5, 2026Registration records listed Cloudflare nameservers (anna.ns.cloudflare.com) for chemicool.com from Apr 4, 2018 to Jun 5, 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 – Sep 25, 2026 (latest)First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Sep 25, 2026. Nameservers on Sep 25, 2026: anna.ns.cloudflare.com, jeff.ns.cloudflare.com.Source: ICANN CZDS zone file, snapshot Sep 25, 2026
Google Trust Services
Apr 26, 2026 – Oct 26, 2026 (latest)
Google Trust Services issued 3 certificates for chemicool.com from Apr 26, 2026, the latest valid until Jan 19, 2027. Seen in use on Oct 6, 2026.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Oct 6, 2026
Zone file: Registration records listed Cloudflare nameservers (anna.ns.cloudflare.com) for chemicool.com from Aug 5, 2012 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)
Oct 18, 2013 – Apr 3, 2018Zone file: Cloudflare (anna.ns.cloudflare.com, jeff.ns.cloudflare.com) were the nameservers listed for chemicool.com at every ICANN zone-file snapshot AboutUs holds from Oct 18, 2013 to Apr 3, 2018 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
May 5, 2017 – Oct 15, 2018Registrar: Registrar GoDaddy.com, LLC (IANA 146) in the WHOIS and RDAP records held for chemicool.com, from May 5, 2017 to Oct 15, 2018.Source: WHOIS / RDAP archive (who.is)
Apr 4, 2018 – Jun 5, 2026Zone file: Registration records listed Cloudflare nameservers (anna.ns.cloudflare.com) for chemicool.com from Apr 4, 2018 to Jun 5, 2026. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Nov 9, 2018 – Oct 26, 2026Registrar: Registrar Name.com, Inc. (IANA 625) in the registration data recorded, first on Nov 9, 2018 and most recently on Oct 26, 2026.Source: RDAP, fetched Aug 23, 2026
Apr 5, 2026 – Oct 26, 2026Certificate: Let's Encrypt issued 6 certificates for chemicool.com from Apr 5, 2026, the latest valid until Jan 3, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Apr 26, 2026 – Oct 26, 2026Certificate: Google Trust Services issued 3 certificates for chemicool.com from Apr 26, 2026, the latest valid until Jan 19, 2027. Seen in use on Oct 6, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Oct 6, 2026
Jul 4, 2026 – Aug 23, 2026AboutUs record: Authority and Safety last refreshed Aug 23, 2026.Source: AboutUs checks
Sep 8, 2026 – Sep 25, 2026Zone file: First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Sep 25, 2026. Nameservers on Sep 25, 2026: anna.ns.cloudflare.com, jeff.ns.cloudflare.com.Source: ICANN CZDS zone file, snapshot Sep 25, 2026
Authority 59/100— ahead of 59% of the August 2026 scored sampleClear
Why this authority score
59 is a percentile: higher than 59% of sites we score.
How it's calculated
Prominence (Tranco rank #303,020)+6
Verified continuity: 27.0 years (RDAP registration)+11
Identity corroboration (capped)+4
Security & email hygiene+2
Calibration adjustment (published map)+8
Model score: 31/99 — what these reason lines add up to.
Published Authority (percentile): 59/100 — 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 64 days ago); 3/3 transport and email checks available (oldest recorded about 64 days ago). This is evidence coverage, not a probability that a website is safe.
No MX and no DMARC (mild)
What chemicool.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
Chemicool Chemistry Periodic table (periodic chart) of the elements. Information about hydrogen, oxygen, silver, carbon, aluminium...plus Forum, Dictionary and Tools.
Site history
Dated record — historical facts always carry their date.
1999
Domain registered (Oct 18, 1999).
2026
Checked today — The site's bot protection blocked AboutUs's HTTPS check; all 1 of the other checks passed (Oct 26, 2026).
✓ domain continuity 27 years registered– live check blocked the site's bot protection turned the check away Oct 26, 2026