Verifying against the live site and live WHOIS/DNS…
Common questions
Is irs.gov legit or a scam?
irs.gov was registered Oct 2, 1997 (29 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 irs.gov?
Nobody has completed AboutUs's owner verification for irs.gov. That's true of most sites here — it isn't itself a warning sign.
When was irs.gov registered?
irs.gov's registration dates to Oct 2, 1997 (29 years old), per public registration records. get.gov is the registrar on record today.
Correct a description, link or other detail. Submissions are reviewed before publication.
Registered 1997 · site is live · HTTPS valid
Internal Revenue Service | An official website of the United States government
The Internal Revenue Service (IRS) is the U.S. federal tax administration agency. It provides tools and information for individuals, businesses, and tax professionals to file taxes, check refund status, make payments, access tax records, and understand federal tax obligations.
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 #1,316)+11
Verified continuity: 29.1 years (RDAP registration)+11
Security & email hygiene+5
Calibration adjustment (published map)+21
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.
Safety evidence
Retained threat-feed result (recorded about 1 days ago); 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.
What irs.gov said about itself, 2006–2008
Quoted from the site's AboutUs wiki page in each year it changed (2 versions). These are the page's own words at the time, not AboutUs's assessment. New words · dropped words
2006
Página web oficial del Internal Revenue Service del Departamento de la Tesorería de los Estados Unidos. Contiene información general para el contribuyente sobre pagos de impuestos.
2008
The IRS (Internal Revenue Service) ran under the United States Department of the Treasury is the United States tax collector service. These are the people whom take care of the taxes of the United States of America.rewritten
Now
The Internal Revenue Service (IRS) is the U.S. federal tax administration agency. It provides tools and information for individuals, businesses, and tax professionals to file taxes, check refund status, make payments, access tax records, and understand federal tax obligations.
AboutUs summary of the current website, Sep 30, 2026.
Site history
Dated record — historical facts always carry their date; self-description below is the 2013 record.
1997
Domain registered (Oct 2, 1997).
2006
First tracked by AboutUs (Jun 20, 2006); profile edited 10 times through 2013.
2013
Self-description at the time:
“IRS.gov offers you Internal Revenue Service of the US government”
✓ domain continuity 29 years registered✓ live verified Oct 26, 2026
No caution flags in the available scoring observations; this is not a complete safety assessment
Lifeline · irs.gov over time
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 29 years ago · on AboutUs since 2006 · 1 registrar change since Nov 17, 2023 · no ownership change on record since 2023 · last checked Oct 25, 2026.
Registration
RegisteredOct 2, 1997irs.gov was registered on Oct 2, 1997.Source: RDAP, fetched Oct 25, 2026
AboutUs record
AboutUs wiki pageAboutUs wiki pageJun 20, 2006 – Nov 13, 2013An AboutUs wiki page described irs.gov from Jun 20, 2006 to Nov 13, 2013 (10 edits).Source: AboutUs wiki archive, 2006–2023Said about itself in 2006
Registrar
Cybersecurity and Infrastructure Security AgencyNov 17, 2023 – Nov 21, 2024Registrar Cybersecurity and Infrastructure Security Agency in the WHOIS and RDAP records held for irs.gov, from Nov 17, 2023 to Nov 21, 2024.Source: WHOIS / RDAP archive (who.is)get.gov
Ownership
Ownership recordsNov 17, 2023 – Jun 14, 2026Registration records for irs.gov are held from Nov 17, 2023 to Jun 14, 2026 (128 records). None shows a change of registrant. Privacy-service and redaction changes are not counted.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
No ownership changes recorded, 2023–2026
Zone file
Nameservers: CloudflareNameservers: CloudflareNov 17, 2023 – Jun 14, 2026Registration records listed Cloudflare nameservers (ns0022.secondary.cloudflare.com, ns0227.secondary.cloudflare.com) for irs.gov from Nov 17, 2023 to Jun 14, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Certificate
Entrust LimitedMay 21, 2026 – Oct 26, 2026 (latest)Entrust Limited issued 52 certificates for irs.gov from May 21, 2026, the latest valid until May 12, 2027. Seen in use on Oct 12, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Oct 12, 2026
200020102020Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (17)
Oct 2, 1997Registration: irs.gov was registered on Oct 2, 1997.Source: RDAP, fetched Oct 25, 2026
Jun 20, 2006 – Nov 13, 2013AboutUs record: An AboutUs wiki page described irs.gov from Jun 20, 2006 to Nov 13, 2013 (10 edits).Source: AboutUs wiki archive, 2006–2023
Jul 1, 2006AboutUs record: “Página web oficial del Internal Revenue Service del Departamento de la Tesorería de los Estados Unidos. Contiene información general para el contribuyente sobre pagos de impuestos.”Source: AboutUs wiki archive, 2006
Jul 1, 2008AboutUs record: “The IRS (Internal Revenue Service) ran under the United States Department of the Treasury is the United States tax collector service. These are the people whom take care of the taxes of the United States of America.”Source: AboutUs wiki archive, 2008
Nov 17, 2023 – Nov 21, 2024Registrar: Registrar Cybersecurity and Infrastructure Security Agency in the WHOIS and RDAP records held for irs.gov, from Nov 17, 2023 to Nov 21, 2024.Source: WHOIS / RDAP archive (who.is)
Nov 17, 2023 – Jun 14, 2026Registration records for irs.gov are held from Nov 17, 2023 to Jun 14, 2026 (128 records). None shows a change of registrant. Privacy-service and redaction changes are not counted.
Jul 1, 2006
“Página web oficial del Internal Revenue Service del Departamento de la Tesorería de los Estados Unidos. Contiene información general para el contribuyente sobre pagos de impuestos.”
Source: AboutUs wiki archive, 2006
Said about itself in 2008Jul 1, 2008“The IRS (Internal Revenue Service) ran under the United States Department of the Treasury is the United States tax collector service. These are the people whom take care of the taxes of the United States of America.”Source: AboutUs wiki archive, 2008
Current AboutUs recordJun 19, 2026 – Oct 25, 2026 (latest)Authority and Safety last refreshed Oct 25, 2026.Source: AboutUs checks
get.gov
Nov 24, 2024 – Oct 21, 2026 (latest)
Registrar get.gov (IANA 8888888) in the registration data recorded, first on Nov 24, 2024 and most recently on Oct 21, 2026.
Source: RDAP, fetched Oct 25, 2026
Seen in the .gov zone file
Jul 28, 2026 – Jul 29, 2026 (latest)
First seen in the .gov zone file records AboutUs holds on Jul 28, 2026; latest sighting Jul 29, 2026.
Source: ICANN CZDS zone file
Let's Encrypt
Jun 13, 2026 – Oct 26, 2026
Let's Encrypt issued 66 certificates for irs.gov from Jun 13, 2026, the latest valid until Jan 20, 2027.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
DigiCert IncJun 23, 2026 – Oct 26, 2026DigiCert Inc issued 4 certificates for irs.gov from Jun 23, 2026, the latest valid until Jan 7, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Sectigo LimitedJun 24, 2026 – Oct 26, 2026Sectigo Limited issued 24 certificates for irs.gov from Jun 24, 2026, the latest valid until Apr 30, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
GlobalSign nv-saAug 17, 2026 – Oct 26, 2026GlobalSign nv-sa issued 4 certificates for irs.gov from Aug 17, 2026, the latest valid until Jan 10, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
AmazonSep 30, 2026 – Oct 26, 2026Amazon issued 3 certificates for irs.gov from Sep 30, 2026, the latest valid until Apr 16, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Google Trust ServicesOct 17, 2026 – Oct 26, 2026Google Trust Services issued 1 certificate for irs.gov from Oct 17, 2026, the latest valid until Jan 15, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Ownership:
Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Nov 17, 2023 – Jun 14, 2026Zone file: Registration records listed Cloudflare nameservers (ns0022.secondary.cloudflare.com, ns0227.secondary.cloudflare.com) for irs.gov from Nov 17, 2023 to Jun 14, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Nov 24, 2024 – Oct 21, 2026Registrar: Registrar get.gov (IANA 8888888) in the registration data recorded, first on Nov 24, 2024 and most recently on Oct 21, 2026.Source: RDAP, fetched Oct 25, 2026
May 21, 2026 – Oct 26, 2026Certificate: Entrust Limited issued 52 certificates for irs.gov from May 21, 2026, the latest valid until May 12, 2027. Seen in use on Oct 12, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Oct 12, 2026
Jun 13, 2026 – Oct 26, 2026Certificate: Let's Encrypt issued 66 certificates for irs.gov from Jun 13, 2026, the latest valid until Jan 20, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jun 19, 2026 – Oct 25, 2026AboutUs record: Authority and Safety last refreshed Oct 25, 2026.Source: AboutUs checks
Jun 23, 2026 – Oct 26, 2026Certificate: DigiCert Inc issued 4 certificates for irs.gov from Jun 23, 2026, the latest valid until Jan 7, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jun 24, 2026 – Oct 26, 2026Certificate: Sectigo Limited issued 24 certificates for irs.gov from Jun 24, 2026, the latest valid until Apr 30, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 28, 2026 – Jul 29, 2026Zone file: First seen in the .gov zone file records AboutUs holds on Jul 28, 2026; latest sighting Jul 29, 2026.Source: ICANN CZDS zone file
Aug 17, 2026 – Oct 26, 2026Certificate: GlobalSign nv-sa issued 4 certificates for irs.gov from Aug 17, 2026, the latest valid until Jan 10, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Sep 30, 2026 – Oct 26, 2026Certificate: Amazon issued 3 certificates for irs.gov from Sep 30, 2026, the latest valid until Apr 16, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Oct 17, 2026 – Oct 26, 2026Certificate: Google Trust Services issued 1 certificate for irs.gov from Oct 17, 2026, the latest valid until Jan 15, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)