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Hostname

hackr.io

Last fetched

hackr.io resolves to 9 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists iana:81 as the registrar.

Nutrition Label

WHISPER CANON · hackr.ioRouting diversity4.8/10Peering density9.4/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency3.3/10Resolver footprint4.6/10canon.whisper.security/host/hackr.io

Resolution chain

hackr.io resolves to 9 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
18.189.115.13418.189.0.0/16AS16509AMAZON-02 - Amazon.com, Inc.US
18.191.88.6818.191.0.0/16AS16509AMAZON-02 - Amazon.com, Inc.US
3.13.109.2293.13.0.0/16AS16509AMAZON-02 - Amazon.com, Inc.US
3.134.157.2153.132.0.0/14AS16509AMAZON-02 - Amazon.com, Inc.US
3.135.75.1283.132.0.0/14AS16509AMAZON-02 - Amazon.com, Inc.US
3.136.226.1523.136.0.0/13AS16509AMAZON-02 - Amazon.com, Inc.US
3.148.99.2353.144.0.0/13AS16509AMAZON-02 - Amazon.com, Inc.US
3.19.13.1693.16.0.0/14AS16509AMAZON-02 - Amazon.com, Inc.US
16.58.173.616.58.128.0/17AS16509AMAZON-02 - Amazon.com, Inc.US

WHOIS identity

Registrar
iana:81
Organization
gaurav gupta
Contact emails
—

Subdomains

4 observed subdomains of hackr.io.

Subdomain
cdn.hackr.io
www.hackr.io
newsletter.hackr.io
jobs.hackr.io

Web-graph footprint

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

1,592 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for hackr.io.

MechanismTarget
SPF_INCLUDE_spf.aigeonmail.com
SPF_INCLUDE_spf.google.com
SPF_INCLUDEsendgrid.net

Related pages

Pivot deeper into the graph from hackr.io.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "hackr.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.