Realurls

cert-manager

Also known as cert manager, cert-manager/cert-manager. GitHub cert-manager.

Official domains: cert-manager.io

Identity anchored by github-history:cert-manager/cert-manager(age=9y,contrib=588,stars=14064). Display name from github_org_display_name(self-declared).

cert-manager.io verified primary · confidence 0.83 · verified 2026-09-05

correlated anchors merged: A8 not independent of the kept one, counted once · 1 independent anchor(s) + 2 independent corroboration(s): meets the verified threshold

EvidenceWhat it shows
A1 anchor GitHub verified this organization's domain (DNS-level check performed by GitHub)
org=cert-manager org_verified=true blog=https://cert-manager.io
 source
A8 anchor Anchored repository's homepage points here, and this site links back
repo=cert-manager/cert-manager org=cert-manager repo_anchored=true homepage=https://cert-manager.io backlink=true stars=14064 age_days=3391 contributors=588
 source
A4 not counted TLS certificate carries the organization name (OV/EV)
subject_org= validation_type=DV issuer=Let's Encrypt san_count=11
 TLS handshake cert-manager.io:443
B5 corroboration Tranco top-1M ranking
rank=90796 source=top-1m list
 source
B4 corroboration Wayback Machine history
first_snapshot=2019-12-13 history_days=2458
 source
1 piece(s) of evidence not counted — why
  • A4: DV certificate carries no organization name (most modern tech companies use DV; this is expected)
Reproduce this yourself
# A1 — GitHub verified this org's domain
curl -s https://api.github.com/orgs/cert-manager | jq '{name, blog, is_verified}'

# A8 — anchored repo's homepage
curl -s https://api.github.com/repos/cert-manager/cert-manager | jq '{homepage, created_at, stargazers_count}'

# B5 — Tranco rank
curl -s https://tranco-list.eu/api/ranks/domain/cert-manager.io

# B4 — first Wayback snapshot
curl -s "http://web.archive.org/cdx/search/cdx?url=cert-manager.io&limit=1&output=json"

# Re-run the whole pipeline for this domain
git clone https://github.com/zhouchungong/realurls-registry && cd realurls-registry && pip install -e . && python -m src.verify cert-manager.io

Think this is wrong? Open a dispute — the burden of proof is on us, and the record is downgraded while we check. Source record: YAML.