Verifying against the live site and live WHOIS/DNS…
Common questions
Is sharethis.com legit or a scam?
sharethis.com was registered Mar 2, 1999 (27 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 sharethis.com?
Nobody has completed AboutUs's owner verification for sharethis.com. That's true of most sites here — it isn't itself a warning sign.
When was sharethis.com registered?
sharethis.com's registration dates to Mar 2, 1999 (27 years old), per public registration records. Amazon Registrar, Inc. is the registrar on record today.
ShareThis provides free social sharing buttons and privacy tools for websites, plus consumer interest and intent data for targeting and personalization. It serves publishers and marketers seeking to boost content distribution and understand audience behavior across the open web.
AboutUs Site Facts
Independent record by AboutUs · not written by sharethis.com
sharethis.com
aboutus.com/sharethis.comScores refreshed Nov 1, 2026Not an official or audited rating
SignalMeasured
Authority
Link-graph prominence, 0–99
95
Safety
No known risk flags
Known risk signals, not a check pass rate
90
Registered
Mar 2, 199927 years old · RDAP fetched Oct 25, 2026
Registrar
Amazon Registrar, Inc.
Measurements, not a verdict about the site. Authority scores draw on Open PageRank link-graph data.
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 27 years ago · on AboutUs since 2013 · 3 registrar changes since Jun 30, 2007 · 2 registrant changes since 2007 · last checked Nov 1, 2026.
Registration
RegisteredMar 2, 1999sharethis.com was registered on Mar 2, 1999.Source: RDAP, fetched Oct 25, 2026
AboutUs record
AboutUs wiki pageNov 10, 2013An AboutUs wiki page described sharethis.com from Nov 10, 2013 to Nov 10, 2013 (1 edit).Source: AboutUs wiki archive, 2006–2023Said about itself in 2013Jul 1, 2013
Registrar
REGISTER.COM, INC.Jun 30, 2007 – Jul 27, 2007Registrar REGISTER.COM, INC. in the WHOIS and RDAP records held for sharethis.com, from Jun 30, 2007 to Jul 27, 2007.Source: WHOIS / RDAP archive (who.is)TUCOWS, INC.Sep 24, 2007 – Oct 9, 2010Registrar TUCOWS, INC. in the WHOIS and RDAP records held for sharethis.com, from Sep 24, 2007 to Oct 9, 2010.
Registrant
Registrant recordsJun 30, 2007 – Jun 17, 2026Registration records for sharethis.com are held from Jun 30, 2007 to Jun 17, 2026 (642 records). 2 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
Nameservers: mydyndns.orgJun 30, 2007 – Jul 27, 2007Registration records listed mydyndns.org nameservers (ns1.mydyndns.org, ns2.mydyndns.org) for sharethis.com from Jun 30, 2007 to Jul 27, 2007.Source: From registration records (WHOIS / RDAP archive, who.is)
Certificate
GoDaddy.comMar 30, 2007 – Mar 30, 2009GoDaddy.com issued 2 certificates for sharethis.com from Mar 30, 2007, the latest valid until Mar 30, 2009.Source: Certificate Transparency logs (crt.sh)GoDaddy.comGoDaddy.comSep 29, 2009 – Aug 29, 2023
200020102020Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (33)
Mar 2, 1999Registration: sharethis.com was registered on Mar 2, 1999.Source: RDAP, fetched Oct 25, 2026
Mar 30, 2007 – Mar 30, 2009Certificate: GoDaddy.com issued 2 certificates for sharethis.com from Mar 30, 2007, the latest valid until Mar 30, 2009.Source: Certificate Transparency logs (crt.sh)
Jun 30, 2007 – Jul 27, 2007Registrar: Registrar REGISTER.COM, INC. in the WHOIS and RDAP records held for sharethis.com, from Jun 30, 2007 to Jul 27, 2007.Source: WHOIS / RDAP archive (who.is)
Jun 30, 2007 – Jun 17, 2026Registrant: Registration records for sharethis.com are held from Jun 30, 2007 to Jun 17, 2026 (642 records). 2 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
Jun 30, 2007 – Jul 27, 2007Zone file: Registration records listed mydyndns.org nameservers (ns1.mydyndns.org, ns2.mydyndns.org) for sharethis.com from Jun 30, 2007 to Jul 27, 2007.Source: From registration records (WHOIS / RDAP archive, who.is)
Sep 24, 2007 – Oct 9, 2010
“ShareThis makes it easy to share ideas and get to the good stuff online. See why over 125,000 sites use ShareThis to increase traffic and engagement....”
Source: AboutUs wiki archive, 2013
Current AboutUs recordJul 18, 2026 – Nov 1, 2026 (latest)Authority and Safety last refreshed Nov 1, 2026.Source: AboutUs checks
Source: WHOIS / RDAP archive (who.is)
GoDaddy.com, LLCGoDaddy.com, LLCOct 6, 2011 – Aug 24, 2020Registrar GoDaddy.com, LLC (IANA 146) in the WHOIS and RDAP records held for sharethis.com, from Oct 6, 2011 to Aug 24, 2020.Source: WHOIS / RDAP archive (who.is)
Amazon Registrar, Inc.Amazon Registrar, Inc.Sep 24, 2020 – Oct 17, 2026 (latest)Registrar Amazon Registrar, Inc. (IANA 468) in the registration data recorded, first on Sep 24, 2020 and most recently on Oct 17, 2026.Source: RDAP, fetched Oct 25, 2026
Registrant changeApr 17, 2008The registrant name or organization in the registration record changed; first recorded Apr 17, 2008. 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 changeSep 24, 2020The registrant name or organization in the registration record changed; first recorded Sep 24, 2020. 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
2 registrant changes, 2007–2026
Nameservers: nettica.com
Sep 24, 2007 – Sep 21, 2010
Registration records listed nettica.com nameservers (dns1.nettica.com, dns2.nettica.com, dns3.nettica.com…) for sharethis.com from Sep 24, 2007 to Sep 21, 2010.
Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to nettica.comSep 24, 2007sharethis.com's nameservers moved from mydyndns.org to nettica.com at some point between Jul 27, 2007 and Sep 24, 2007. Last seen at mydyndns.org: Jul 27, 2007 (registration record). First seen at nettica.com: Sep 24, 2007 (registration record). AboutUs holds no nameserver records for the 59 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)
Nameservers: Oracle DynSep 22, 2010Registration records listed Oracle Dyn nameservers (dns1.nettica.com, dns4.nettica.com, dns5.nettica.com…) for sharethis.com from Sep 22, 2010 to Sep 22, 2010.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to Oracle DynSep 22, 2010sharethis.com's nameservers moved from nettica.com to Oracle Dyn between Sep 21, 2010 and Sep 22, 2010. Last seen at nettica.com: Sep 21, 2010 (registration record). First seen at Oracle Dyn: Sep 22, 2010 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: UltraDNS (Neustar/Vercara)Sep 29, 2010 – Dec 29, 2011Registration records listed UltraDNS (Neustar/Vercara) nameservers (dns1.nettica.com, ns1.p15.dynect.net, ns2.p15.dynect.net…) for sharethis.com from Sep 29, 2010 to Dec 29, 2011.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to UltraDNS (Neustar/Vercara)Sep 29, 2010sharethis.com's nameservers moved from Oracle Dyn to UltraDNS (Neustar/Vercara) between Sep 22, 2010 and Sep 29, 2010. Last seen at Oracle Dyn: Sep 22, 2010 (registration record). First seen at UltraDNS (Neustar/Vercara): Sep 29, 2010 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: AkamaiJan 5, 2012 – Oct 17, 2013Registration records listed Akamai nameservers (usw1.akam.net) for sharethis.com from Jan 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)
DNS moved to AkamaiJan 5, 2012sharethis.com's nameservers moved from UltraDNS (Neustar/Vercara) to Akamai between Dec 29, 2011 and Jan 5, 2012. Last seen at UltraDNS (Neustar/Vercara): Dec 29, 2011 (registration record). First seen at Akamai: Jan 5, 2012 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: AkamaiOct 18, 2013 – Apr 3, 2018Akamai (asia1.akam.net, eur5.akam.net, ns1-160.akam.net…) were the nameservers listed for sharethis.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: AkamaiApr 4, 2018 – Sep 10, 2019Registration records listed Akamai nameservers (usw1.akam.net) for sharethis.com from Apr 4, 2018 to Sep 10, 2019. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Nameservers: UltraDNS (Neustar/Vercara)Oct 6, 2019Registration records listed UltraDNS (Neustar/Vercara) nameservers (pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org…) for sharethis.com from Oct 6, 2019 to Oct 6, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to UltraDNS (Neustar/Vercara)Oct 6, 2019sharethis.com's nameservers moved from Akamai to UltraDNS (Neustar/Vercara) between Sep 10, 2019 and Oct 6, 2019. Last seen at Akamai: Sep 10, 2019 (registration record). First seen at UltraDNS (Neustar/Vercara): Oct 6, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: Amazon Route 53Nameservers: Amazon Route 53Oct 26, 2019 – Jun 17, 2026Registration records listed Amazon Route 53 nameservers (ns-1529.awsdns-63.org, ns-1617.awsdns-10.co.uk, ns-378.awsdns-47.com…) for sharethis.com from Oct 26, 2019 to Jun 17, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to Amazon Route 53Oct 26, 2019sharethis.com's nameservers moved from UltraDNS (Neustar/Vercara) to Amazon Route 53 between Oct 6, 2019 and Oct 26, 2019. Last seen at UltraDNS (Neustar/Vercara): Oct 6, 2019 (registration record). First seen at Amazon Route 53: Oct 26, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Seen in the .com zone fileSep 8, 2026 – Nov 1, 2026 (latest)First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Nov 1, 2026. Nameservers on Nov 1, 2026: ns-1529.awsdns-63.org, ns-1617.awsdns-10.co.uk, ns-378.awsdns-47.com, ns-773.awsdns-32.net.Source: ICANN CZDS zone file, snapshot Nov 1, 2026
GoDaddy.com issued 13 certificates for sharethis.com from Sep 29, 2009, the latest valid until Aug 29, 2023.
Source: Certificate Transparency logs (crt.sh)
Symantec CorporationNov 4, 2016 – Dec 14, 2018Symantec Corporation issued 2 certificates for sharethis.com from Nov 4, 2016, the latest valid until Dec 14, 2018.Source: Certificate Transparency logs (crt.sh)
DigiCert IncDec 16, 2018 – Mar 16, 2020DigiCert Inc issued 1 certificate for sharethis.com from Dec 16, 2018, the latest valid until Mar 16, 2020.Source: Certificate Transparency logs (crt.sh)
AmazonAmazonAug 17, 2020 – Nov 3, 2026 (latest)Amazon issued 84 certificates for sharethis.com from Aug 17, 2020, the latest valid until Apr 27, 2027. Seen in use on Oct 9, 2026.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader); TLS check, Oct 9, 2026
Let's EncryptApr 6, 2026 – Nov 3, 2026Let's Encrypt issued 4 certificates for sharethis.com from Apr 6, 2026, the latest valid until Jan 31, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Registrar: Registrar TUCOWS, INC. in the WHOIS and RDAP records held for sharethis.com, from Sep 24, 2007 to Oct 9, 2010.Source: WHOIS / RDAP archive (who.is)
Sep 24, 2007 – Sep 21, 2010Zone file: Registration records listed nettica.com nameservers (dns1.nettica.com, dns2.nettica.com, dns3.nettica.com…) for sharethis.com from Sep 24, 2007 to Sep 21, 2010.Source: From registration records (WHOIS / RDAP archive, who.is)
Sep 24, 2007Zone file: sharethis.com's nameservers moved from mydyndns.org to nettica.com at some point between Jul 27, 2007 and Sep 24, 2007. Last seen at mydyndns.org: Jul 27, 2007 (registration record). First seen at nettica.com: Sep 24, 2007 (registration record). AboutUs holds no nameserver records for the 59 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)
Apr 17, 2008Registrant: The registrant name or organization in the registration record changed; first recorded Apr 17, 2008. 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
Sep 29, 2009 – Aug 29, 2023Certificate: GoDaddy.com issued 13 certificates for sharethis.com from Sep 29, 2009, the latest valid until Aug 29, 2023.Source: Certificate Transparency logs (crt.sh)
Sep 22, 2010Zone file: Registration records listed Oracle Dyn nameservers (dns1.nettica.com, dns4.nettica.com, dns5.nettica.com…) for sharethis.com from Sep 22, 2010 to Sep 22, 2010.Source: From registration records (WHOIS / RDAP archive, who.is)
Sep 22, 2010Zone file: sharethis.com's nameservers moved from nettica.com to Oracle Dyn between Sep 21, 2010 and Sep 22, 2010. Last seen at nettica.com: Sep 21, 2010 (registration record). First seen at Oracle Dyn: Sep 22, 2010 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Sep 29, 2010 – Dec 29, 2011Zone file: Registration records listed UltraDNS (Neustar/Vercara) nameservers (dns1.nettica.com, ns1.p15.dynect.net, ns2.p15.dynect.net…) for sharethis.com from Sep 29, 2010 to Dec 29, 2011.Source: From registration records (WHOIS / RDAP archive, who.is)
Sep 29, 2010Zone file: sharethis.com's nameservers moved from Oracle Dyn to UltraDNS (Neustar/Vercara) between Sep 22, 2010 and Sep 29, 2010. Last seen at Oracle Dyn: Sep 22, 2010 (registration record). First seen at UltraDNS (Neustar/Vercara): Sep 29, 2010 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Oct 6, 2011 – Aug 24, 2020Registrar: Registrar GoDaddy.com, LLC (IANA 146) in the WHOIS and RDAP records held for sharethis.com, from Oct 6, 2011 to Aug 24, 2020.Source: WHOIS / RDAP archive (who.is)
Jan 5, 2012 – Oct 17, 2013Zone file: Registration records listed Akamai nameservers (usw1.akam.net) for sharethis.com from Jan 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)
Jan 5, 2012Zone file: sharethis.com's nameservers moved from UltraDNS (Neustar/Vercara) to Akamai between Dec 29, 2011 and Jan 5, 2012. Last seen at UltraDNS (Neustar/Vercara): Dec 29, 2011 (registration record). First seen at Akamai: Jan 5, 2012 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Jul 1, 2013AboutUs record: “ShareThis makes it easy to share ideas and get to the good stuff online. See why over 125,000 sites use ShareThis to increase traffic and engagement....”Source: AboutUs wiki archive, 2013
Oct 18, 2013 – Apr 3, 2018Zone file: Akamai (asia1.akam.net, eur5.akam.net, ns1-160.akam.net…) were the nameservers listed for sharethis.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)
Nov 10, 2013AboutUs record: An AboutUs wiki page described sharethis.com from Nov 10, 2013 to Nov 10, 2013 (1 edit).Source: AboutUs wiki archive, 2006–2023
Nov 4, 2016 – Dec 14, 2018Certificate: Symantec Corporation issued 2 certificates for sharethis.com from Nov 4, 2016, the latest valid until Dec 14, 2018.Source: Certificate Transparency logs (crt.sh)
Apr 4, 2018 – Sep 10, 2019Zone file: Registration records listed Akamai nameservers (usw1.akam.net) for sharethis.com from Apr 4, 2018 to Sep 10, 2019. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Dec 16, 2018 – Mar 16, 2020Certificate: DigiCert Inc issued 1 certificate for sharethis.com from Dec 16, 2018, the latest valid until Mar 16, 2020.Source: Certificate Transparency logs (crt.sh)
Oct 6, 2019Zone file: Registration records listed UltraDNS (Neustar/Vercara) nameservers (pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org…) for sharethis.com from Oct 6, 2019 to Oct 6, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)
Oct 6, 2019Zone file: sharethis.com's nameservers moved from Akamai to UltraDNS (Neustar/Vercara) between Sep 10, 2019 and Oct 6, 2019. Last seen at Akamai: Sep 10, 2019 (registration record). First seen at UltraDNS (Neustar/Vercara): Oct 6, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Oct 26, 2019 – Jun 17, 2026Zone file: Registration records listed Amazon Route 53 nameservers (ns-1529.awsdns-63.org, ns-1617.awsdns-10.co.uk, ns-378.awsdns-47.com…) for sharethis.com from Oct 26, 2019 to Jun 17, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Oct 26, 2019Zone file: sharethis.com's nameservers moved from UltraDNS (Neustar/Vercara) to Amazon Route 53 between Oct 6, 2019 and Oct 26, 2019. Last seen at UltraDNS (Neustar/Vercara): Oct 6, 2019 (registration record). First seen at Amazon Route 53: Oct 26, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Aug 17, 2020 – Nov 3, 2026Certificate: Amazon issued 84 certificates for sharethis.com from Aug 17, 2020, the latest valid until Apr 27, 2027. Seen in use on Oct 9, 2026.Source: Certificate Transparency logs (crt.sh + AboutUs's own certificate-log reader); TLS check, Oct 9, 2026
Sep 24, 2020 – Oct 17, 2026Registrar: Registrar Amazon Registrar, Inc. (IANA 468) in the registration data recorded, first on Sep 24, 2020 and most recently on Oct 17, 2026.Source: RDAP, fetched Oct 25, 2026
Sep 24, 2020Registrant: The registrant name or organization in the registration record changed; first recorded Sep 24, 2020. 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
Apr 6, 2026 – Nov 3, 2026Certificate: Let's Encrypt issued 4 certificates for sharethis.com from Apr 6, 2026, the latest valid until Jan 31, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 18, 2026 – Nov 1, 2026AboutUs record: Authority and Safety last refreshed Nov 1, 2026.Source: AboutUs checks
Sep 8, 2026 – Nov 1, 2026Zone file: First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Nov 1, 2026. Nameservers on Nov 1, 2026: ns-1529.awsdns-63.org, ns-1617.awsdns-10.co.uk, ns-378.awsdns-47.com, ns-773.awsdns-32.net.Source: ICANN CZDS zone file, snapshot Nov 1, 2026
All 4 safety checks passed (Nov 3, 2026).
Automated safety checks
DNS (passed)
HTTPS (passed)
Page metadata (passed)
Security headers (passed)
Current facts
Latest available measurements; dated entries retain their dates. These are measurements, not an endorsement of the site.
latest result
Domain registered Mar 2, 1999 — 27 years old.
latest result
Registrar on record: Amazon Registrar, Inc. — unchanged since AboutUs began tracking (Jul 29, 2026).
latest result
HTTPS request succeeded for sharethis.com.
checked Sep 29, 2026
The site names ShareThis as the organisation behind it.
checked Sep 29, 2026
The live front page reads as a software or technology site, mainly for businesses and professionals.
Authority 95/100— ahead of 95% of the August 2026 scored sampleClear
Why this authority score
95 is a percentile: higher than 95% of sites we score.
How it's calculated
Prominence (Tranco rank #2,285)+10
Verified continuity: 27.7 years (RDAP registration)+11
Identity corroboration (capped)+4
Security & email hygiene+5
Calibration adjustment (published map)+19
Model score: 49/99 — what these reason lines add up to.
Published Authority (percentile): 95/100 — this site's rank against the August 2026 scored sample. Public Authority is capped at 99.
What sharethis.com said about itself, 2013
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
2013
ShareThis makes it easy to share ideas and get to the good stuff online. See why over 125,000 sites use ShareThis to increase traffic and engagement....
Now
ShareThis provides free social sharing buttons and privacy tools for websites, plus consumer interest and intent data for targeting and personalization. It serves publishers and marketers seeking to boost content distribution and understand audience behavior across the open web.
AboutUs summary of the current website, Oct 9, 2026.
Site history
Dated record — historical facts always carry their date.
✓ domain continuity 27 years registered✓ live verified Nov 3, 2026
Safety evidence
No unexpired threat-feed result; name-similarity check available (recorded about 1 days ago); 3/3 transport and email checks available (oldest recorded about 1 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