Rattlesnakes By Mail

Claude-User vs GoogleOther

Claude-User and GoogleOther compared on 13 documented fields, from 19 claims, last verified 2026-09-15.

Field	Claude-User	GoogleOther	Comparison
cites_sources	not_documented	not documented	different
honours_crawl_delay	yes	no	different
observed_fetches_robots_txt	not documented	no	different
observed_requested_mcp_endpoint	not documented	yes	different
publishes_ip_list	yes	yes	same
purpose_documented	user_fetch	mixed	different
reads_llms_txt	not_documented	not documented	different
respects_robots_txt	yes	yes	same
robots_txt_token	not documented	GoogleOther	different
separate_search_and_training_tokens	not_documented	not_documented	same
user_agent_string_full	not_documented	not documented	different
user_fetch_exception_documented	no	not documented	different
verifiable_by_rdns	not_documented	yes	different

Differences

Field	Claude-User statement	GoogleOther statement
cites_sources	Anthropic does not publish whether Claude responses cite pages fetched by Claude-User.	not documented
honours_crawl_delay	Claude-User respects the Crawl-delay directive in robots.txt when fetching pages.	Google does not support the robots.txt Crawl-delay directive for GoogleOther.
observed_fetches_robots_txt	not documented	GoogleOther made 93 requests to Rattlesnakes By Mail between 2026-09-13T20:00Z and 2026-09-15T09:00Z and fetched /robots.txt on none of those requests. GoogleOther's first request to Rattlesnakes By Mail was the home page at 2026-09-14T12:03:30Z.
observed_requested_mcp_endpoint	not documented	GoogleOther requested the /mcp endpoint of Rattlesnakes By Mail twice between 2026-09-13T20:00Z and 2026-09-15T09:00Z, at 2026-09-14T15:07:30Z and at 2026-09-14T18:27:49Z. Rattlesnakes By Mail returned status 405 to both GoogleOther requests for /mcp.
purpose_documented	Claude-User accesses websites in response to questions that individual users ask Claude.	GoogleOther is a generic crawler that Google product teams use to fetch publicly accessible content from sites.
reads_llms_txt	Anthropic does not publish whether Claude-User reads llms.txt files.	not documented
robots_txt_token	not documented	The robots.txt token for GoogleOther is GoogleOther.
user_agent_string_full	Anthropic does not publish a full user agent string for Claude-User.	not documented
user_fetch_exception_documented	Anthropic applies the same robots.txt statement to Claude-User as to ClaudeBot and Claude-SearchBot and documents no exception for user-initiated fetches.	not documented
verifiable_by_rdns	Anthropic does not publish a reverse-DNS verification method for Claude-User.	GoogleOther requests are verifiable by reverse DNS lookup resolving to googlebot.com, google.com, or googleusercontent.com.

Sources