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Hostname

crates.io

Last fetched

crates.io resolves to 16 IPv4 addresses operated by MACST-SV4 - MacStadium, Inc. in CA. WHOIS lists iana:81 as the registrar.

Nutrition Label

WHISPER CANON · crates.ioRouting diversity4.5/10Peering density9.5/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency3.3/10Resolver footprint4.6/10canon.whisper.security/host/crates.io

Resolution chain

crates.io resolves to 16 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
151.101.130.137151.101.128.0/22AS54113MACST-SV4 - MacStadium, Inc.CA
151.101.194.137151.101.192.0/22AS54113MACST-SV4 - MacStadium, Inc.CA
151.101.2.137151.101.0.0/22AS54113MACST-SV4 - MacStadium, Inc.CA
151.101.66.137151.101.64.0/22AS54113MACST-SV4 - MacStadium, Inc.CA
18.64.8.1018.64.8.0/22AS16509AMAZON-02 - Amazon.com, Inc.KR
18.64.8.11218.64.8.0/22AS16509AMAZON-02 - Amazon.com, Inc.KR
18.64.8.5418.64.8.0/22AS16509AMAZON-02 - Amazon.com, Inc.KR
18.64.8.7918.64.8.0/22AS16509AMAZON-02 - Amazon.com, Inc.KR
3.161.82.1183.161.80.0/22AS16509AMAZON-02 - Amazon.com, Inc.DE
3.161.82.1273.161.80.0/22AS16509AMAZON-02 - Amazon.com, Inc.DE
3.161.82.203.161.80.0/22AS16509AMAZON-02 - Amazon.com, Inc.DE
3.161.82.63.161.80.0/22AS16509AMAZON-02 - Amazon.com, Inc.DE
54.240.184.12954.240.184.0/24AS16509AMAZON-02 - Amazon.com, Inc.US
54.240.184.2154.240.184.0/24AS16509AMAZON-02 - Amazon.com, Inc.US
54.240.184.8054.240.184.0/24AS16509AMAZON-02 - Amazon.com, Inc.US
54.240.184.9354.240.184.0/24AS16509AMAZON-02 - Amazon.com, Inc.US

WHOIS identity

Registrar
iana:81
Organization
david herman
Contact emails
—

Subdomains

13 observed subdomains of crates.io.

Subdomain
cloudfront-app.crates.io
www.crates.io
status.crates.io
static.crates.io
staging.crates.io
ops-guide.crates.io
index.crates.io
fedi.crates.io
fastly-static.crates.io
fastly-index.crates.io
doc.crates.io
cloudfront-static.crates.io
cloudfront-index.crates.io

Web-graph footprint

Distinct hostnames that link to or from crates.io in the public web crawl.

5,314 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for crates.io.

MechanismTarget
SPF_INCLUDEmailgun.org

Related pages

Pivot deeper into the graph from crates.io.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "crates.io"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)
      -[:ROUTES]->(asn:ASN)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, asn.name AS asn, n.name AS operator
LIMIT 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.