London Stock Exchange Group · Domain Security

London Stock Exchange Group Domain Security

Domain security

Domain security posture for London Stock Exchange Group, probed live across 2 host(s) and 2 registrable domain(s). 2 host(s) serve HTTPS (up to TLSv1.3); 1 advertise HSTS. Email/DNS controls: DNSSEC present, SPF present, DMARC present (p=reject).

FinancialStock ExchangeMarket DataKYCCompliance

Transport & Host Security

www.lseg.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Apr 6 23:59:59 2027 GMT
api-worldcheck.refinitiv.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 9 23:59:59 2026 GMT

Domain (DNS/Email) Security

lseg.com
DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: none
refinitiv.com
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.lseg.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Apr  6 23:59:59 2027 GMT
  hsts: true
  hsts_max_age: 63072000
- host: api-worldcheck.refinitiv.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  9 23:59:59 2026 GMT
  hsts: null
domains:
- domain: lseg.com
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: refinitiv.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject