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acsac.org
Verifying against the live site and live WHOIS/DNS…
Common questions
Is acsac.org legit or a scam?
acsac.org was registered Apr 21, 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 acsac.org?
Nobody has completed AboutUs's owner verification for acsac.org. That's true of most sites here — it isn't itself a warning sign.
When was acsac.org registered?
acsac.org's registration dates to Apr 21, 1997 (29 years old), per public registration records. Amazon Registrar, Inc. is the registrar on record today.
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 29 years ago · on AboutUs since 2013 · 1 registrar change since Nov 15, 2016 · 1 ownership change since 2016 · last checked Oct 26, 2026.
Registration
RegisteredApr 21, 1997acsac.org was registered on Apr 21, 1997.Source: RDAP, fetched Sep 28, 2026
AboutUs record
AboutUs wiki pageNov 9, 2013 – Mar 29, 2014An AboutUs wiki page described acsac.org from Nov 9, 2013 to Mar 29, 2014 (2 edits).Source: AboutUs wiki archive, 2006–2023Said about itself in 2013Jul 1, 2013
Registrar
ENOM, INC.Nov 15, 2016 – Jul 26, 2019Registrar ENOM, INC. (IANA 48) in the WHOIS and RDAP records held for acsac.org, from Nov 15, 2016 to Jul 26, 2019.Source: WHOIS / RDAP archive (who.is)Amazon Registrar, Inc.
Ownership
Ownership recordsNov 15, 2016 – May 14, 2026Registration records for acsac.org are held from Nov 15, 2016 to May 14, 2026 (91 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: futurequest.netNov 15, 2016 – Jul 6, 2019Registration records listed futurequest.net nameservers (ns1.futurequest.net, ns2.futurequest.net, ns3.futurequest.net) for acsac.org from Nov 15, 2016 to Jul 6, 2019.Source: From registration records (WHOIS / RDAP archive, who.is)Nameservers: Amazon Route 53
Certificate
AmazonAmazonJan 9, 2026 – Oct 28, 2026Amazon issued 1 certificate for acsac.org from Jan 9, 2026, the latest valid until Feb 6, 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 (13)
Apr 21, 1997Registration: acsac.org was registered on Apr 21, 1997.Source: RDAP, fetched Sep 28, 2026
Jul 1, 2013AboutUs record: “ACSAC has a tradition of bringing together security professionals from academia, government and industry who are interested in applied security. It is an i...”Source: AboutUs wiki archive, 2013
Nov 9, 2013 – Mar 29, 2014AboutUs record: An AboutUs wiki page described acsac.org from Nov 9, 2013 to Mar 29, 2014 (2 edits).Source: AboutUs wiki archive, 2006–2023
Nov 15, 2016 – Jul 26, 2019Registrar: Registrar ENOM, INC. (IANA 48) in the WHOIS and RDAP records held for acsac.org, from Nov 15, 2016 to Jul 26, 2019.Source: WHOIS / RDAP archive (who.is)
Nov 15, 2016 – May 14, 2026Ownership: Registration records for acsac.org are held from Nov 15, 2016 to May 14, 2026 (91 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
Nov 15, 2016 – Jul 6, 2019Zone file: Registration records listed futurequest.net nameservers (ns1.futurequest.net, ns2.futurequest.net, ns3.futurequest.net) for acsac.org from Nov 15, 2016 to Jul 6, 2019.
“ACSAC has a tradition of bringing together security professionals from academia, government and industry who are interested in applied security. It is an i...”
Source: AboutUs wiki archive, 2013
Current AboutUs recordJul 18, 2026 – Oct 26, 2026 (latest)Authority and Safety last refreshed Oct 26, 2026.Source: AboutUs checks
Amazon Registrar, Inc.
Sep 13, 2019 – Oct 22, 2026 (latest)
Registrar Amazon Registrar, Inc. (IANA 468) in the registration data recorded, first on Sep 13, 2019 and most recently on Oct 22, 2026.
Source: RDAP, fetched Sep 28, 2026
Ownership change
Sep 13, 2019
The registrant name or organization in the registration record changed; first recorded Sep 13, 2019. 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, 2016–2026
Nameservers: Amazon Route 53Jul 26, 2019 – May 14, 2026Registration records listed Amazon Route 53 nameservers (ns-1278.awsdns-31.org, ns-152.awsdns-19.com, ns-1755.awsdns-27.co.uk…) for acsac.org from Jul 26, 2019 to May 14, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to Amazon Route 53Jul 26, 2019acsac.org's nameservers moved from futurequest.net to Amazon Route 53 between Jul 6, 2019 and Jul 26, 2019. Last seen at futurequest.net: Jul 6, 2019 (registration record). First seen at Amazon Route 53: Jul 26, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Let's Encrypt
Apr 7, 2026 – Oct 28, 2026 (latest)
Let's Encrypt issued 71 certificates for acsac.org from Apr 7, 2026, the latest valid until Jan 20, 2027. Seen in use on Oct 19, 2026.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Oct 19, 2026
Source: From registration records (WHOIS / RDAP archive, who.is)
Jul 26, 2019 – May 14, 2026Zone file: Registration records listed Amazon Route 53 nameservers (ns-1278.awsdns-31.org, ns-152.awsdns-19.com, ns-1755.awsdns-27.co.uk…) for acsac.org from Jul 26, 2019 to May 14, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Jul 26, 2019Zone file: acsac.org's nameservers moved from futurequest.net to Amazon Route 53 between Jul 6, 2019 and Jul 26, 2019. Last seen at futurequest.net: Jul 6, 2019 (registration record). First seen at Amazon Route 53: Jul 26, 2019 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Sep 13, 2019 – Oct 22, 2026Registrar: Registrar Amazon Registrar, Inc. (IANA 468) in the registration data recorded, first on Sep 13, 2019 and most recently on Oct 22, 2026.Source: RDAP, fetched Sep 28, 2026
Sep 13, 2019Ownership: The registrant name or organization in the registration record changed; first recorded Sep 13, 2019. Who it changed to is in the full report.Source: WHOIS / RDAP archive (who.is); counted by registrant name and organization only
Jan 9, 2026 – Oct 28, 2026Certificate: Amazon issued 1 certificate for acsac.org from Jan 9, 2026, the latest valid until Feb 6, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Apr 7, 2026 – Oct 28, 2026Certificate: Let's Encrypt issued 71 certificates for acsac.org from Apr 7, 2026, the latest valid until Jan 20, 2027. Seen in use on Oct 19, 2026.Source: Certificate Transparency logs (AboutUs's own certificate-log reader); TLS check, Oct 19, 2026
Jul 18, 2026 – Oct 26, 2026AboutUs record: Authority and Safety last refreshed Oct 26, 2026.Source: AboutUs checks
All 4 safety checks passed (Oct 28, 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 Apr 21, 1997 — 29 years old.
latest result
Registrar on record: Amazon Registrar, Inc. — unchanged since AboutUs began tracking (Sep 28, 2026).
Authority 65/100— ahead of 65% of the August 2026 scored sampleClear
Why this authority score
65 is a percentile: higher than 65% of sites we score.
How it's calculated
Prominence (Tranco rank #528,412)+5
Verified continuity: 29.5 years (RDAP registration)+11
Security & email hygiene+5
Calibration adjustment (published map)+12
Model score: 33/99 — what these reason lines add up to.
Published Authority (percentile): 65/100 — 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 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 acsac.org 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
ACSAC has a tradition of bringing together security professionals from academia, government and industry who are interested in applied security. It is an i...
Site history
Dated record — historical facts always carry their date.