Realurls

Meta Research

Also known as facebookresearch, facebookresearch/faiss, faiss, fb. GitHub facebookresearch.

Official domains: fb.com

Identity anchored by github-history:facebookresearch/faiss(age=9y,contrib=349,stars=40855). Display name from github_org_display_name(self-declared).

fb.com verified primary · confidence 0.83 · verified 2026-09-05

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=facebookresearch org_verified=true blog=https://opensource.fb.com
 source
A8 not counted Anchored repository's homepage points here, and this site links back
repo=facebookresearch/faiss org=facebookresearch repo_anchored=true homepage=https://faiss.ai backlink=false stars=40855 age_days=3497 contributors=349
 source
A3 not counted Corporate registrar fingerprint (brand-protection registrar, long prepaid term, registry locks)
registrar=RegistrarSafe, LLC created=1990-05-22 expires=2034-05-23 remaining_days=2816 locks=["delete","transfer","update","server delete","server transfer","server update"]
 source
A4 not counted TLS certificate carries the organization name (OV/EV)
subject_org=Meta Platforms, Inc. validation_type=OV issuer=DigiCert Inc san_count=2
 TLS handshake fb.com:443
B5 corroboration Tranco top-1M ranking
rank=694 source=top-1m list
 source
B4 corroboration Wayback Machine history
first_snapshot=1997-04-12 history_days=10738
 source
3 piece(s) of evidence not counted — why
  • A8: repository homepage (https://faiss.ai) does not point to this domain
  • A3: registrar (RegistrarSafe, LLC) is not a brand-protection registrar
  • A4: certificate organization (Meta Platforms, Inc.) is not the anchored entity (facebookresearch, faiss)
Reproduce this yourself
# A1 — GitHub verified this org's domain
curl -s https://api.github.com/orgs/facebookresearch | jq '{name, blog, is_verified}'

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

# A3 — registrar / dates / locks
curl -sL https://rdap.org/domain/fb.com | jq '{status, events, registrar: [.entities[]|select(.roles[]=="registrar")|.vcardArray[1][1][3]]}'

# B5 — Tranco rank
curl -s https://tranco-list.eu/api/ranks/domain/fb.com

# B4 — first Wayback snapshot
curl -s "http://web.archive.org/cdx/search/cdx?url=fb.com&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 fb.com

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.