SLB (Schlumberger) · Domain Security

Schlumberger Domain Security

Domain security

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

EnergyOilfield Services

Transport & Host Security

www.slb.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Feb 19 23:59:59 2027 GMT
developer.slb.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 4 02:43:08 2026 GMT
api.slb.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Feb 19 23:59:59 2027 GMT

Domain (DNS/Email) Security

slb.com
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: yes

Source

Domain Security

schlumberger-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.slb.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Feb 19 23:59:59 2027 GMT
  hsts: true
  hsts_max_age: 63072000
- host: developer.slb.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  4 02:43:08 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: api.slb.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Feb 19 23:59:59 2027 GMT
  hsts: null
domains:
- domain: slb.com
  dnssec: false
  caa:
  - 0 issue "digicert.com"
  - 0 issue "entrust.net"
  - 0 issue "sectigo.com"
  - 0 issuewild "digicert.com"
  - 0 issuewild "entrust.net"
  - 0 iodef "mailto:pki-admin-manager@slb.com"
  spf: true
  dmarc: true
  dmarc_policy: reject