Head to head

newsis.com vs spacenews.com

newsis.com is more readable to AI, 74 against 70 out of 100. Both were measured with the same audit: robots.txt policy for 48 AI agents, live requests under four crawler user agents, and a JavaScript-free read of the homepage.

newsis.com 74/10074newsis.com

Scanned 43 minutes ago · full report

spacenews.com 70/10070spacenews.com

Scanned 44 minutes ago · full report

Where the difference is by dimension

Dimensionnewsis.comspacenews.com
Reach
Whether AI crawlers and answer-engine fetchers are permitted to request the page at all. What h…
40 / 4021 / 40
Readability
Whether a fetcher that does not execute JavaScript receives the actual content, in markup an ex…
23 / 2519 / 25
Structure
Machine-readable markup that states the page's type, entities, canonical URL, and discrete fact…
6 / 2020 / 20
Attribution
Signals that let an answer engine name the author, date the content, resolve the publisher, and…
1 / 1510 / 15

The measurements side by side

Measurementnewsis.comspacenews.com
Answer engines blocked05
Training crawlers blocked06
Refuses AI agents at the edgenoyes
Words of text without JavaScript3,228902
Structured datanoyes
Sitemapyesyes
llms.txtnono

newsis.com blocks no tracked AI crawler in robots.txt.

spacenews.com blocks Bytespider, CCBot, ChatGPT-User, Claude-SearchBot, Claude-User, ClaudeBot, Google-Extended, GoogleOther, GPTBot, Meta-ExternalAgent, OAI-SearchBot, PerplexityBot.

Compare your own site

Free, no account. To watch a competitor and get an email when their crawler policy changes, see pricing.