Verifying against the live site and live WHOIS/DNS…
Common questions
Is webmd.com legit or a scam?
webmd.com was registered Apr 6, 1998 (28 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 webmd.com?
Nobody has completed AboutUs's owner verification for webmd.com. That's true of most sites here — it isn't itself a warning sign.
When was webmd.com registered?
webmd.com's registration dates to Apr 6, 1998 (28 years old), per public registration records. MarkMonitor Inc. is the registrar on record today.
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 Apr 6, 1998 — 28 years old.
latest result
Registrar on record: MarkMonitor Inc. — unchanged since AboutUs began tracking (Aug 25, 2026).
latest result
HTTPS request succeeded for www.webmd.com.
checked Sep 29, 2026
The site names WebMD LLC, an Internet Brands company as the organisation behind it.
checked Sep 29, 2026
The live front page reads as a health site that publishes free content supported by ads, mainly for a general audience.
Authority 94/100— ahead of 94% of the August 2026 scored sampleClear
Why this authority score
94 is a percentile: higher than 94% of sites we score.
How it's calculated
Prominence (Tranco rank #1,036)+9
Verified continuity: 28.6 years (RDAP registration)+11
Identity corroboration (capped)+4
Security & email hygiene+5
Calibration adjustment (published map)+19
Model score: 48/99 — what these reason lines add up to.
Published Authority (percentile): 94/100 — this site's rank against the August 2026 scored sample. Public Authority is capped at 99.
What webmd.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
We're making new site improvements here at WebMD that we'd like to tell you about: We've added new Parenting & Pregnancy content, made it easier for you to look up common conditions and drugs, and created a new area focusing on your personal wellness. And that's just the start. Want to know more about a specific feature? Click on one of the images to learn more.
Site history
Dated record — historical facts always carry their date; self-description below is the 2014 record.
1998
Domain registered (Apr 6, 1998).
2006
First tracked by AboutUs (Jun 21, 2006); profile edited 36 times through 2014.
2014
Self-description at the time:
“WebMD.com Healthcare online: Learn about illnesses, symptoms & prevention”
✓ domain continuity 28 years registered✓ live verified Nov 15, 2026
Safety evidence
Retained threat-feed result (recorded about 7 days ago); name-similarity check available (recorded less than a day ago); 3/3 transport and email checks available (oldest recorded less than a day 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
Lifeline · webmd.com over time
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 28 years ago · on AboutUs since 2006 · 1 registrar change since May 11, 2007 · no registrant change on record since 2007 · last checked Nov 15, 2026.
Registration
RegisteredApr 6, 1998webmd.com was registered on Apr 6, 1998.Source: RDAP, fetched Oct 25, 2026
AboutUs record
AboutUs wiki pageAboutUs wiki pageJun 21, 2006 – Apr 12, 2014An AboutUs wiki page described webmd.com from Jun 21, 2006 to Apr 12, 2014 (36 edits).Source: AboutUs wiki archive, 2006–2023Said about itself in 2006
Registrar
Markmonitor.comMarkmonitor.comMay 11, 2007 – Nov 11, 2013Registrar Markmonitor.com in the WHOIS and RDAP records held for webmd.com, from May 11, 2007 to Nov 11, 2013.Source: WHOIS / RDAP archive (who.is)MarkMonitor, Inc.
Registrant
Registrant recordsMay 11, 2007 – Jun 12, 2026Registration records for webmd.com are held from May 11, 2007 to Jun 12, 2026 (1,403 records). None shows a change of registrant. 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
No registrant changes recorded, 2007–2026
Zone file
Nameservers: webmd.netMay 11, 2007 – Nov 22, 2007Registration records listed webmd.net nameservers (ns1.webmd.net, ns3.webmd.net) for webmd.com from May 11, 2007 to Nov 22, 2007.Source: From registration records (WHOIS / RDAP archive, who.is)
Certificate
Google Trust ServicesSep 4, 2026 – Nov 15, 2026Google Trust Services issued 101 certificates for webmd.com from Sep 4, 2026, the latest valid until Feb 7, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)Sectigo LimitedSep 8, 2026 – Nov 15, 2026
200020102020Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (32)
Apr 6, 1998Registration: webmd.com was registered on Apr 6, 1998.Source: RDAP, fetched Oct 25, 2026
Jun 21, 2006 – Apr 12, 2014AboutUs record: An AboutUs wiki page described webmd.com from Jun 21, 2006 to Apr 12, 2014 (36 edits).Source: AboutUs wiki archive, 2006–2023
Jul 1, 2006AboutUs record: “We're making new site improvements here at WebMD that we'd like to tell you about: We've added new Parenting & Pregnancy content, made it easier for you to look up common conditions and drugs, and created a new area foc…”Source: AboutUs wiki archive, 2006
May 11, 2007 – Nov 11, 2013Registrar: Registrar Markmonitor.com in the WHOIS and RDAP records held for webmd.com, from May 11, 2007 to Nov 11, 2013.Source: WHOIS / RDAP archive (who.is)
May 11, 2007 – Jun 12, 2026Registrant: Registration records for webmd.com are held from May 11, 2007 to Jun 12, 2026 (1,403 records). None shows a change of registrant. 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 11, 2007 – Nov 22, 2007
Jul 1, 2006
“We're making new site improvements here at WebMD that we'd like to tell you about: We've added new Parenting & Pregnancy content, made it easier for you to look up common conditions and drugs, and created a new area foc…”
Source: AboutUs wiki archive, 2006
Current AboutUs recordJun 18, 2026 – Nov 15, 2026 (latest)Authority and Safety last refreshed Nov 15, 2026.Source: AboutUs checks
MarkMonitor, Inc.
Nov 13, 2013 – Nov 12, 2026 (latest)
Registrar MarkMonitor, Inc. (IANA 292) in the registration data recorded, first on Nov 13, 2013 and most recently on Nov 12, 2026.
Source: RDAP, fetched Oct 25, 2026
Nameservers: UltraDNS (Neustar/Vercara)
Dec 4, 2007 – Nov 5, 2010
Registration records listed UltraDNS (Neustar/Vercara) nameservers (pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org…) for webmd.com from Dec 4, 2007 to Nov 5, 2010.
Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to UltraDNS (Neustar/Vercara)Dec 4, 2007webmd.com's nameservers moved from webmd.net to UltraDNS (Neustar/Vercara) between Nov 22, 2007 and Dec 4, 2007. Last seen at webmd.net: Nov 22, 2007 (registration record). First seen at UltraDNS (Neustar/Vercara): Dec 4, 2007 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: ultradns.co.ukNov 8, 2010Registration records listed ultradns.co.uk nameservers (pdns6.ultradns.co.uk) for webmd.com from Nov 8, 2010 to Nov 8, 2010.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to ultradns.co.ukNov 8, 2010webmd.com's nameservers moved from UltraDNS (Neustar/Vercara) to ultradns.co.uk between Nov 5, 2010 and Nov 8, 2010. Last seen at UltraDNS (Neustar/Vercara): Nov 5, 2010 (registration record). First seen at ultradns.co.uk: Nov 8, 2010 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: UltraDNS (Neustar/Vercara)May 5, 2011Registration records listed UltraDNS (Neustar/Vercara) nameservers (pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org…) for webmd.com from May 5, 2011 to May 5, 2011.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to UltraDNS (Neustar/Vercara)May 5, 2011webmd.com's nameservers moved from ultradns.co.uk to UltraDNS (Neustar/Vercara) at some point between Nov 8, 2010 and May 5, 2011. Last seen at ultradns.co.uk: Nov 8, 2010 (registration record). First seen at UltraDNS (Neustar/Vercara): 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: Oracle DynJul 7, 2011 – Oct 17, 2013Registration records listed Oracle Dyn nameservers (ns1.p10.dynect.net, ns2.p10.dynect.net, ns3.p10.dynect.net…) for webmd.com from Jul 7, 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 Oracle DynJul 7, 2011webmd.com's nameservers moved from UltraDNS (Neustar/Vercara) to Oracle Dyn at some point between May 5, 2011 and Jul 7, 2011. Last seen at UltraDNS (Neustar/Vercara): May 5, 2011 (registration record). First seen at Oracle Dyn: Jul 7, 2011 (registration record). AboutUs holds no nameserver records for the 2 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: Oracle DynOct 18, 2013 – Apr 1, 2016Oracle Dyn (ns1.p10.dynect.net, ns2.p10.dynect.net, ns3.p10.dynect.net…) were the nameservers listed for webmd.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: Oracle DynApr 2, 2016 – Oct 19, 2016Registration records listed Oracle Dyn nameservers (ns1.p10.dynect.net, ns2.p10.dynect.net, ns3.p10.dynect.net…) for webmd.com from Apr 2, 2016 to Oct 19, 2016. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Nameservers: AkamaiOct 22, 2016 – Apr 2, 2018Registration records listed Akamai nameservers (a1-151.akam.net, a12-64.akam.net, a13-65.akam.net…) for webmd.com from Oct 22, 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 AkamaiOct 22, 2016webmd.com's nameservers moved from Oracle Dyn to Akamai between Oct 19, 2016 and Oct 22, 2016. Last seen at Oracle Dyn: Oct 19, 2016 (registration record). First seen at Akamai: Oct 22, 2016 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: AkamaiApr 3, 2018Akamai (a1-151.akam.net, a12-64.akam.net, a13-65.akam.net…) were the nameservers listed for webmd.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: AkamaiApr 4, 2018 – Jun 16, 2018Registration records listed Akamai nameservers (a1-151.akam.net, a12-64.akam.net, a13-65.akam.net…) for webmd.com from Apr 4, 2018 to Jun 16, 2018. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Nameservers: Oracle DynJun 29, 2018 – Aug 8, 2019Registration records listed Oracle Dyn nameservers (ns1.p10.dynect.net, ns2.p10.dynect.net, ns3.p10.dynect.net…) for webmd.com from Jun 29, 2018 to Aug 8, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to Oracle DynJun 29, 2018webmd.com's nameservers moved from Akamai to Oracle Dyn between Jun 16, 2018 and Jun 29, 2018. Last seen at Akamai: Jun 16, 2018 (registration record). First seen at Oracle Dyn: Jun 29, 2018 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: CloudflareNameservers: CloudflareSep 7, 2019 – Jun 12, 2026Registration records listed Cloudflare nameservers (amir.ns.cloudflare.com, vita.ns.cloudflare.com) for webmd.com from Sep 7, 2019 to Jun 12, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to CloudflareSep 7, 2019webmd.com's nameservers moved from Oracle Dyn to Cloudflare between Aug 8, 2019 and Sep 7, 2019. Last seen at Oracle Dyn: Aug 8, 2019 (registration record). First seen at Cloudflare: Sep 7, 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 14, 2026 (latest)First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Nov 14, 2026. Nameservers on Nov 14, 2026: amir.ns.cloudflare.com, vita.ns.cloudflare.com.Source: ICANN CZDS zone file, snapshot Nov 14, 2026
Sectigo Limited issued 5 certificates for webmd.com from Sep 8, 2026, the latest valid until Dec 10, 2026.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Let's EncryptSep 9, 2026 – Nov 15, 2026 (latest)Let's Encrypt issued 187 certificates for webmd.com from Sep 9, 2026, the latest valid until Feb 11, 2027. Seen in use on Oct 28, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Oct 28, 2026
DigiCert IncSep 25, 2026 – Nov 15, 2026DigiCert Inc issued 9 certificates for webmd.com from Sep 25, 2026, the latest valid until Apr 11, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
AmazonSep 29, 2026 – Nov 15, 2026Amazon issued 1 certificate for webmd.com from Sep 29, 2026, the latest valid until Apr 14, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Zone file: Registration records listed webmd.net nameservers (ns1.webmd.net, ns3.webmd.net) for webmd.com from May 11, 2007 to Nov 22, 2007.Source: From registration records (WHOIS / RDAP archive, who.is)
Dec 4, 2007 – Nov 5, 2010Zone file: Registration records listed UltraDNS (Neustar/Vercara) nameservers (pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org…) for webmd.com from Dec 4, 2007 to Nov 5, 2010.Source: From registration records (WHOIS / RDAP archive, who.is)
Dec 4, 2007Zone file: webmd.com's nameservers moved from webmd.net to UltraDNS (Neustar/Vercara) between Nov 22, 2007 and Dec 4, 2007. Last seen at webmd.net: Nov 22, 2007 (registration record). First seen at UltraDNS (Neustar/Vercara): Dec 4, 2007 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nov 8, 2010Zone file: Registration records listed ultradns.co.uk nameservers (pdns6.ultradns.co.uk) for webmd.com from Nov 8, 2010 to Nov 8, 2010.Source: From registration records (WHOIS / RDAP archive, who.is)
Nov 8, 2010Zone file: webmd.com's nameservers moved from UltraDNS (Neustar/Vercara) to ultradns.co.uk between Nov 5, 2010 and Nov 8, 2010. Last seen at UltraDNS (Neustar/Vercara): Nov 5, 2010 (registration record). First seen at ultradns.co.uk: Nov 8, 2010 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
May 5, 2011Zone file: Registration records listed UltraDNS (Neustar/Vercara) nameservers (pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org…) for webmd.com from May 5, 2011 to May 5, 2011.Source: From registration records (WHOIS / RDAP archive, who.is)
May 5, 2011Zone file: webmd.com's nameservers moved from ultradns.co.uk to UltraDNS (Neustar/Vercara) at some point between Nov 8, 2010 and May 5, 2011. Last seen at ultradns.co.uk: Nov 8, 2010 (registration record). First seen at UltraDNS (Neustar/Vercara): 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)
Jul 7, 2011 – Oct 17, 2013Zone file: Registration records listed Oracle Dyn nameservers (ns1.p10.dynect.net, ns2.p10.dynect.net, ns3.p10.dynect.net…) for webmd.com from Jul 7, 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)
Jul 7, 2011Zone file: webmd.com's nameservers moved from UltraDNS (Neustar/Vercara) to Oracle Dyn at some point between May 5, 2011 and Jul 7, 2011. Last seen at UltraDNS (Neustar/Vercara): May 5, 2011 (registration record). First seen at Oracle Dyn: Jul 7, 2011 (registration record). AboutUs holds no nameserver records for the 2 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 18, 2013 – Apr 1, 2016Zone file: Oracle Dyn (ns1.p10.dynect.net, ns2.p10.dynect.net, ns3.p10.dynect.net…) were the nameservers listed for webmd.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)
Nov 13, 2013 – Nov 12, 2026Registrar: Registrar MarkMonitor, Inc. (IANA 292) in the registration data recorded, first on Nov 13, 2013 and most recently on Nov 12, 2026.Source: RDAP, fetched Oct 25, 2026
Apr 2, 2016 – Oct 19, 2016Zone file: Registration records listed Oracle Dyn nameservers (ns1.p10.dynect.net, ns2.p10.dynect.net, ns3.p10.dynect.net…) for webmd.com from Apr 2, 2016 to Oct 19, 2016. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Oct 22, 2016 – Apr 2, 2018Zone file: Registration records listed Akamai nameservers (a1-151.akam.net, a12-64.akam.net, a13-65.akam.net…) for webmd.com from Oct 22, 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)
Oct 22, 2016Zone file: webmd.com's nameservers moved from Oracle Dyn to Akamai between Oct 19, 2016 and Oct 22, 2016. Last seen at Oracle Dyn: Oct 19, 2016 (registration record). First seen at Akamai: Oct 22, 2016 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Apr 3, 2018Zone file: Akamai (a1-151.akam.net, a12-64.akam.net, a13-65.akam.net…) were the nameservers listed for webmd.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 16, 2018Zone file: Registration records listed Akamai nameservers (a1-151.akam.net, a12-64.akam.net, a13-65.akam.net…) for webmd.com from Apr 4, 2018 to Jun 16, 2018. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Jun 29, 2018 – Aug 8, 2019Zone file: Registration records listed Oracle Dyn nameservers (ns1.p10.dynect.net, ns2.p10.dynect.net, ns3.p10.dynect.net…) for webmd.com from Jun 29, 2018 to Aug 8, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)
Jun 29, 2018Zone file: webmd.com's nameservers moved from Akamai to Oracle Dyn between Jun 16, 2018 and Jun 29, 2018. Last seen at Akamai: Jun 16, 2018 (registration record). First seen at Oracle Dyn: Jun 29, 2018 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Sep 7, 2019 – Jun 12, 2026Zone file: Registration records listed Cloudflare nameservers (amir.ns.cloudflare.com, vita.ns.cloudflare.com) for webmd.com from Sep 7, 2019 to Jun 12, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Sep 7, 2019Zone file: webmd.com's nameservers moved from Oracle Dyn to Cloudflare between Aug 8, 2019 and Sep 7, 2019. Last seen at Oracle Dyn: Aug 8, 2019 (registration record). First seen at Cloudflare: Sep 7, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Jun 18, 2026 – Nov 15, 2026AboutUs record: Authority and Safety last refreshed Nov 15, 2026.Source: AboutUs checks
Sep 4, 2026 – Nov 15, 2026Certificate: Google Trust Services issued 101 certificates for webmd.com from Sep 4, 2026, the latest valid until Feb 7, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Sep 8, 2026 – Nov 14, 2026Zone file: First seen in the .com zone file records AboutUs holds on Sep 8, 2026; latest sighting Nov 14, 2026. Nameservers on Nov 14, 2026: amir.ns.cloudflare.com, vita.ns.cloudflare.com.Source: ICANN CZDS zone file, snapshot Nov 14, 2026
Sep 8, 2026 – Nov 15, 2026Certificate: Sectigo Limited issued 5 certificates for webmd.com from Sep 8, 2026, the latest valid until Dec 10, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Sep 9, 2026 – Nov 15, 2026Certificate: Let's Encrypt issued 187 certificates for webmd.com from Sep 9, 2026, the latest valid until Feb 11, 2027. Seen in use on Oct 28, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Oct 28, 2026
Sep 25, 2026 – Nov 15, 2026Certificate: DigiCert Inc issued 9 certificates for webmd.com from Sep 25, 2026, the latest valid until Apr 11, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Sep 29, 2026 – Nov 15, 2026Certificate: Amazon issued 1 certificate for webmd.com from Sep 29, 2026, the latest valid until Apr 14, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)