Realurls

Tailscale Inc.

Also known as tailscale. Wikidata Q108766392. GitHub tailscale.

Official domains: tailscale.com

Identity anchored by wikidata:Q108766392/P856 wikidata:Q108766392/P2037. Display name from wikidata:Q108766392.

tailscale.com verified primary · confidence 0.85 · verified 2026-09-05

correlated anchors merged: A8 not independent of the kept one, counted once · 1 independent anchor(s) + 3 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=tailscale org_verified=true blog=https://tailscale.com
 source
A8 anchor Anchored repository's homepage points here, and this site links back
repo=tailscale/tailscale org=tailscale repo_anchored=true homepage=https://tailscale.com backlink=true stars=36146 age_days=2408 contributors=390
 source
A3 not counted Corporate registrar fingerprint (brand-protection registrar, long prepaid term, registry locks)
registrar=MarkMonitor Inc. created=2017-08-15 expires=2028-08-15 remaining_days=709 locks=["delete","transfer","update","server delete","server transfer","server update"]
 source
A4 not counted TLS certificate carries the organization name (OV/EV)
subject_org= validation_type=DV issuer=Let's Encrypt san_count=1
 TLS handshake tailscale.com:443
B1 corroboration Wikidata official-website claim (P856) on the anchored item
qid=Q108766392 label=Tailscale Inc. site=https://tailscale.com/ sitelinks=6 competing_items=1
 source
B5 corroboration Tranco top-1M ranking
rank=957 source=top-1m list
 source
B4 corroboration Wayback Machine history
first_snapshot=2011-01-29 history_days=5698
 source
2 piece(s) of evidence not counted — why
  • A3: fewer than 1095 days until expiry; not the long prepaid term typical of corporate registrations
  • 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/tailscale | jq '{name, blog, is_verified}'

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

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

# B1 — Wikidata P856
curl -s "https://www.wikidata.org/w/api.php?action=wbgetclaims&entity=Q108766392&property=P856&format=json"

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

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