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Hostname

18a.co

Last fetched

18a.co resolves to 2 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in CA. WHOIS lists iana:1626 as the registrar.

Nutrition Label

WHISPER CANON · 18a.coRouting diversity2.4/10Peering density9.4/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint3.2/10canon.whisper.security/host/18a.co

Resolution chain

18a.co resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
15.197.225.12815.197.224.0/20AS16509AMAZON-02 - Amazon.com, Inc.CA
3.33.251.1683.33.240.0/20AS16509AMAZON-02 - Amazon.com, Inc.CA

WHOIS identity

Registrar
iana:1626
Organization
domains by proxy,
Contact emails
—

Subdomains

62 observed subdomains of 18a.co.

Subdomain
abcas.18a.co
isap.18a.co
ihg.18a.co
hcf.18a.co
gsg.18a.co
forum.18a.co
files.18a.co
fh.18a.co
entecsi.18a.co
entec.18a.co
cssc.18a.co
cs.18a.co
create.18a.co
coralsny.18a.co
ci-staging.18a.co
ci-live.18a.co
captain.18a.co
callypark.18a.co
ca.18a.co
btb.18a.co
bss.18a.co
bmsummit2020.18a.co
beefeater.18a.co
bcc.18a.co
aww.18a.co

Showing 25 of 62. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from 18a.co in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

Related pages

Pivot deeper into the graph from 18a.co.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "18a.co"})-[: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.