Data sources

Data source

Company socials

Public company profiles across LinkedIn, Facebook, Instagram, YouTube, and X — footprint, audience size, posting activity, and engagement.

11 shared detectable patterns across networks — plus platform texture

  • LinkedIn
  • Instagram
  • YouTube
  • X

Presence is a gate. Activity is prioritization.

Profile

Whether we find a public company profile, page, or channel on each network.

Posting & engagement

Whether content is showing up recently, at a steady cadence, and drawing engagement.

How social evidence stacks

Three layers — bind the profile, read audience size when returned, then see posting motion and engagement on the content sample.

1
Profile Found / not found
2
Audience Size snapshot
3
Posting & engagement Recent → stale + reactions
  • Always useful Profile found vs discovery miss — per network.
  • Scale snapshot Followers or subscribers when the profile returns them.
  • Alive on social? Posting continuum plus engagement when available.

Three questions we ask of the profile and the posts

  1. What identity does the profile assert? Professional About text, industry tags, freelancer-of-one versus a real company.
  2. How do they sell in-channel? Links to a store, versus DM-to-purchase and unintegrated social checkout.
  3. What is the demand texture? Launch posts, viral spikes, stockout comments, dead silence — captions and comments, not ad targeting.

No matching public profile in this pass is unknown — not proof they have no account.

Profile footprint

Per network we check — a miss is a discovery miss for that platform, not proof they have no account anywhere.

  • Profile found

    A public company profile, page, or channel is attributable on that network.

  • Not found

    No matching public profile in this discovery pass — not proof they never have one.

Shared gates across LinkedIn, Facebook, Instagram, YouTube, and X. We do not render five separate found/miss walls.

Audience size

Follower or subscriber count when the profile returns it — a snapshot, not growth history.

Shared across networks

Audience size

Numeric followers or subscribers on the observed profile — snapshot only; not a growth trajectory.

  • Followers LinkedIn · Facebook · Instagram · X
  • Subscribers YouTube

No invented large / mid / small influencer tiers. Count when present; silence when not.

Posting activity

Whether the content sample shows recent posts, a steady cadence, quiet periods, or stale activity — plus honest coverage when dates or posts are thin.

Posting continuum

Shared activity shape once enough dated content is in the sample.

  • Recently active

    Dated content in the shared recent window — the account looks live.

  • Steady cadence

    Repeated dated posts at a recognizable interval when the sample supports it.

  • Quiet

    Little recent dated content — still present, not obviously posting.

  • Stale

    Last dated content is old relative to the shared window.

  • Content present

    At least one post, video, or tweet in the returned sample — not a full history.

  • No content returned

    Sample came back empty — not proof the account never posts.

  • Dates insufficient

    Not enough dated items to place the account on the posting continuum.

Same activity ideas across networks. X may lack cadence when dated posts are thin.

Engagement

Numeric reactions, likes, comments, or views on the content sample when available.

  • Engagement observed

    Reactions, likes, comments, or views on sampled content when the platform returns them — YouTube views sit in this same lane.

Enrichment depth differs by network. Absence of an engagement atom is not proof of zero interest forever.

Platform texture

Unique surface details that stay as chips — not five mini-guides.

  • LinkedIn

    Funding on profile

    Funding disclosed on the LinkedIn company payload when present — not Crunchbase depth, not workforce headcount.

    • Funding disclosed
  • Instagram

    Reels & access

    Reels, paid partnerships, and private profiles are coverage texture — private ≠ no business.

    • Reels
    • Partnerships
    • Private
  • YouTube

    Shorts & views

    Shorts presence and view counts sit under the shared engagement story when returned.

    • Shorts
    • Views
  • X

    Verified & thin dates

    Verified badge when present. Cadence often deferred when dated posts are thin — honesty, not a missing product.

    • Verified
    • Cadence thin

In a verified fit

Northline Analytics

Example findings · illustrative

  • LinkedIn profile found This week
    1.6 1.9

    Public LinkedIn company page bound for the account.

    Social footprint confirmed on a professional network.

  • Recently active on Instagram This week
    1.4 2

    Dated Instagram posts fall inside the shared recent window.

    Organic channel looks live — useful timing texture.

  • Engagement observed on YouTube This month
    1.3 1.7

    Sampled YouTube videos return view counts.

    Content is drawing measurable attention on that channel.

Boundaries & method

  • Organic profiles ≠ Ad Library creatives — pair with LinkedIn Ads, Meta Ads, or Google Ads for paid motion.
  • Audience size is a snapshot — we do not invent follower growth trajectories.
  • No follower or subscriber “influencer tiers.”
  • Content sample ≠ full posting history.
  • Not found ≠ never present on that network.
  • LinkedIn funding on profile ≠ Crunchbase round depth.
  • LinkedIn employee fields on social payloads ≠ Company workforce series.
  • Facebook page ads-running claim ≠ Meta Ads Library guide.
  • Private Instagram ≠ no business.
  • X cadence may be unavailable when dated posts are thin.
  • Engagement enrichment cost and depth differ by network — silence is coverage, not a verdict.