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Lifeline · dxc.technology over time
Checked in the last 30 daysOlder, dated recordFrom registration records
Registered 9 years ago · one registrar since Feb 15, 2017 · 2 registrant changes since 2017 · last checked Sep 21, 2026.
Registration
RegisteredJan 31, 2017dxc.technology was registered on Jan 31, 2017.Source: RDAP, fetched Sep 21, 2026
AboutUs record
Current AboutUs recordJul 18, 2026 – Sep 21, 2026 (latest)Authority and Safety last refreshed Sep 21, 2026.Source: AboutUs checks
Registrar
MarkMonitor, Inc.MarkMonitor, Inc.Feb 15, 2017 – Jun 28, 2026 (latest)Registrar MarkMonitor, Inc. (IANA 292) in the WHOIS and RDAP records held for dxc.technology, from Feb 15, 2017 to Jun 28, 2026.Source: WHOIS / RDAP archive (who.is)
Registrant
Registrant recordsFeb 15, 2017 – Jun 28, 2026Registration records for dxc.technology are held from Feb 15, 2017 to Jun 28, 2026 (338 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: Amazon Route 53Feb 15, 2017 – Feb 16, 2017Registration records listed Amazon Route 53 nameservers (ns-1241.awsdns-27.org, ns-2017.awsdns-60.co.uk, ns-759.awsdns-30.net…) for dxc.technology from Feb 15, 2017 to Feb 16, 2017.Source: From registration records (WHOIS / RDAP archive, who.is)
Certificate
DigiCert IncDigiCert IncJul 7, 2025 – Nov 7, 2026DigiCert Inc issued 24 certificates for dxc.technology from Jul 7, 2025, the latest valid until Mar 14, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)Amazon
2018202020222024Jan ’26Oct ’26← last 12 months, drawn wider
Every dated fact on this lifeline (19)
Jan 31, 2017Registration: dxc.technology was registered on Jan 31, 2017.Source: RDAP, fetched Sep 21, 2026
Feb 15, 2017 – Jun 28, 2026Registrar: Registrar MarkMonitor, Inc. (IANA 292) in the WHOIS and RDAP records held for dxc.technology, from Feb 15, 2017 to Jun 28, 2026.Source: WHOIS / RDAP archive (who.is)
Feb 15, 2017 – Jun 28, 2026Registrant: Registration records for dxc.technology are held from Feb 15, 2017 to Jun 28, 2026 (338 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
Feb 15, 2017 – Feb 16, 2017Zone file: Registration records listed Amazon Route 53 nameservers (ns-1241.awsdns-27.org, ns-2017.awsdns-60.co.uk, ns-759.awsdns-30.net…) for dxc.technology from Feb 15, 2017 to Feb 16, 2017.Source: From registration records (WHOIS / RDAP archive, who.is)
Feb 17, 2017 – Apr 2, 2018Zone file: Registration records listed csc.com nameservers (cscdnscdc002d.csc.com, cscdnscph002d.csc.com, cscdnshyd002d.csc.com…) for dxc.technology from Feb 17, 2017 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)
Registrant changeMar 8, 2017The registrant name or organization in the registration record changed; first recorded Mar 8, 2017. 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 changeJun 21, 2018The registrant name or organization in the registration record changed; first recorded Jun 21, 2018. 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, 2017–2026
Nameservers: csc.comFeb 17, 2017 – Apr 2, 2018Registration records listed csc.com nameservers (cscdnscdc002d.csc.com, cscdnscph002d.csc.com, cscdnshyd002d.csc.com…) for dxc.technology from Feb 17, 2017 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 csc.comFeb 17, 2017dxc.technology's nameservers moved from Amazon Route 53 to csc.com between Feb 16, 2017 and Feb 17, 2017. Last seen at Amazon Route 53: Feb 16, 2017 (registration record). First seen at csc.com: Feb 17, 2017 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Nameservers: csc.comApr 3, 2018 – Apr 17, 2018csc.com (cscdnscdc002d.csc.com, cscdnscph002d.csc.com, cscdnshyd002d.csc.com…) were the nameservers listed for dxc.technology at every ICANN zone-file snapshot AboutUs holds from Apr 3, 2018 to Apr 17, 2018 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Nameservers: csc.comNameservers: csc.comApr 18, 2018 – Oct 27, 2021Registration records listed csc.com nameservers (cscdnscdc002d.csc.com, cscdnscph002d.csc.com, cscdnshyd002d.csc.com…) for dxc.technology from Apr 18, 2018 to Oct 27, 2021. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Nameservers: dxc.comDec 24, 2021 – Feb 21, 2023Registration records listed dxc.com nameservers (cce02dnsauth01d.amer.dxc.com, cce02dnsauth02d.amer.dxc.com, gbkema1dnsauth01d.emea.dxc.com…) for dxc.technology from Dec 24, 2021 to Feb 21, 2023.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to dxc.comDec 24, 2021dxc.technology's nameservers moved from csc.com to dxc.com at some point between Oct 27, 2021 and Dec 24, 2021. Last seen at csc.com: Oct 27, 2021 (registration record). First seen at dxc.com: Dec 24, 2021 (registration record). AboutUs holds no nameserver records for the 58 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: dxc.com, esdns.netNameservers: dxc.com, esdns.netJun 19, 2023 – Jun 28, 2026Registration records listed dxc.com, esdns.net nameservers (cce02dnsauth01d.amer.dxc.com, gbkema1dnsauth01d.emea.dxc.com, idp01dnsauth01d.apj.dxc.com…) for dxc.technology from Jun 19, 2023 to Jun 28, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
DNS moved to dxc.com, esdns.netJun 19, 2023dxc.technology's nameservers moved from dxc.com to dxc.com, esdns.net at some point between Feb 21, 2023 and Jun 19, 2023. Last seen at dxc.com: Feb 21, 2023 (registration record). First seen at dxc.com, esdns.net: Jun 19, 2023 (registration record). AboutUs holds no nameserver records for the 4 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)
Seen in the .technology zone fileJul 28, 2026 – Jul 29, 2026 (latest)First seen in the .technology zone file records AboutUs holds on Jul 28, 2026; latest sighting Jul 29, 2026.Source: ICANN CZDS zone file
Amazon
Jul 30, 2025 – Nov 7, 2026
Amazon issued 4 certificates for dxc.technology from Jul 30, 2025, the latest valid until Feb 16, 2027.
Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Let's EncryptApr 6, 2026 – Nov 7, 2026Let's Encrypt issued 20 certificates for dxc.technology from Apr 6, 2026, the latest valid until Jan 31, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Feb 17, 2017Zone file: dxc.technology's nameservers moved from Amazon Route 53 to csc.com between Feb 16, 2017 and Feb 17, 2017. Last seen at Amazon Route 53: Feb 16, 2017 (registration record). First seen at csc.com: Feb 17, 2017 (registration record).Source: Derived from the nameserver records on this lifeline (registration record → registration record)
Mar 8, 2017Registrant: The registrant name or organization in the registration record changed; first recorded Mar 8, 2017. 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 3, 2018 – Apr 17, 2018Zone file: csc.com (cscdnscdc002d.csc.com, cscdnscph002d.csc.com, cscdnshyd002d.csc.com…) were the nameservers listed for dxc.technology at every ICANN zone-file snapshot AboutUs holds from Apr 3, 2018 to Apr 17, 2018 (snapshots exist for only part of 2013–2018).Source: ICANN zone-file snapshots, 2013–2018 (legacy archive)
Apr 18, 2018 – Oct 27, 2021Zone file: Registration records listed csc.com nameservers (cscdnscdc002d.csc.com, cscdnscph002d.csc.com, cscdnshyd002d.csc.com…) for dxc.technology from Apr 18, 2018 to Oct 27, 2021. Days a zone file covers are shown from the zone file instead.Source: From registration records (WHOIS / RDAP archive, who.is)
Jun 21, 2018Registrant: The registrant name or organization in the registration record changed; first recorded Jun 21, 2018. 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
Dec 24, 2021 – Feb 21, 2023Zone file: Registration records listed dxc.com nameservers (cce02dnsauth01d.amer.dxc.com, cce02dnsauth02d.amer.dxc.com, gbkema1dnsauth01d.emea.dxc.com…) for dxc.technology from Dec 24, 2021 to Feb 21, 2023.Source: From registration records (WHOIS / RDAP archive, who.is)
Dec 24, 2021Zone file: dxc.technology's nameservers moved from csc.com to dxc.com at some point between Oct 27, 2021 and Dec 24, 2021. Last seen at csc.com: Oct 27, 2021 (registration record). First seen at dxc.com: Dec 24, 2021 (registration record). AboutUs holds no nameserver records for the 58 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)
Jun 19, 2023 – Jun 28, 2026Zone file: Registration records listed dxc.com, esdns.net nameservers (cce02dnsauth01d.amer.dxc.com, gbkema1dnsauth01d.emea.dxc.com, idp01dnsauth01d.apj.dxc.com…) for dxc.technology from Jun 19, 2023 to Jun 28, 2026.Source: From registration records (WHOIS / RDAP archive, who.is)
Jun 19, 2023Zone file: dxc.technology's nameservers moved from dxc.com to dxc.com, esdns.net at some point between Feb 21, 2023 and Jun 19, 2023. Last seen at dxc.com: Feb 21, 2023 (registration record). First seen at dxc.com, esdns.net: Jun 19, 2023 (registration record). AboutUs holds no nameserver records for the 4 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, 2025 – Nov 7, 2026Certificate: DigiCert Inc issued 24 certificates for dxc.technology from Jul 7, 2025, the latest valid until Mar 14, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 30, 2025 – Nov 7, 2026Certificate: Amazon issued 4 certificates for dxc.technology from Jul 30, 2025, the latest valid until Feb 16, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Apr 6, 2026 – Nov 7, 2026Certificate: Let's Encrypt issued 20 certificates for dxc.technology from Apr 6, 2026, the latest valid until Jan 31, 2027.Source: Certificate Transparency logs (AboutUs's own certificate-log reader)
Jul 18, 2026 – Sep 21, 2026AboutUs record: Authority and Safety last refreshed Sep 21, 2026.Source: AboutUs checks
Jul 28, 2026 – Jul 29, 2026Zone file: First seen in the .technology zone file records AboutUs holds on Jul 28, 2026; latest sighting Jul 29, 2026.Source: ICANN CZDS zone file
Registered 2017 · its address redirects to dxc.com, which answered over HTTPS
dxc.technology has an AboutUs profile for public website intelligence, ownership context, trust signals, monitoring, and owner verification.
Authority 41/100— ahead of 41% of the August 2026 scored sampleClear
Why this authority score
41 is a percentile: higher than 41% of sites we score.
How it's calculated
Prominence (Tranco rank #61,243)+6
Verified continuity: 9.8 years (RDAP registration)+8
Security & email hygiene+3
Calibration adjustment (published map)+6
Model score: 23/99 — what these reason lines add up to.
Published Authority (percentile): 41/100 — 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 47 days ago); 3/3 transport and email checks available (oldest recorded about 47 days ago). This is evidence coverage, not a probability that a website is safe.
Site history
Dated record — historical facts always carry their date.