Hostname

554a21.com

Last fetched Fri, 10 Jul 2026 20:51:31 GMT

554a21.com resolves to 11 IPv4 addresses operated by CNSERVERS - CNSERVERS LLC in HK. WHOIS lists iana:146 as the registrar.

Nutrition Label

Resolution chain

554a21.com resolves to 11 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
154.198.216.137	154.198.192.0/19	AS40065	CNSERVERS - CNSERVERS LLC	HK
154.84.2.242	154.84.2.0/24	AS17561	—	HK
172.247.69.131	172.247.69.0/24	AS40065	CNSERVERS - CNSERVERS LLC	US
23.224.127.200	23.224.0.0/15	AS40065	CNSERVERS - CNSERVERS LLC	US
23.224.146.213	23.224.146.0/24	AS40065	CNSERVERS - CNSERVERS LLC	HK
23.224.146.238	23.224.146.0/24	AS40065	CNSERVERS - CNSERVERS LLC	HK
23.224.146.248	23.224.146.0/24	AS40065	CNSERVERS - CNSERVERS LLC	HK
23.225.22.135	23.224.0.0/15	AS40065	CNSERVERS - CNSERVERS LLC	US
23.225.22.140	23.224.0.0/15	AS40065	CNSERVERS - CNSERVERS LLC	US
23.225.22.177	23.224.0.0/15	AS40065	CNSERVERS - CNSERVERS LLC	US
23.225.22.185	23.224.0.0/15	AS40065	CNSERVERS - CNSERVERS LLC	US

WHOIS identity

Registrar: iana:146
Organization: —
Contact emails: —

Subdomains

1 observed subdomain of 554a21.com.

Subdomain
www.554a21.com

Web-graph footprint

Distinct hostnames that link to or from 554a21.com in the public web crawl.

18 sites link to this hostname.

3 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Pivot deeper into the graph from 554a21.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "554a21.com"})-[: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.