Hostname

ys-lab.com

Last fetched Wed, 15 Jul 2026 06:34:14 GMT

ys-lab.com resolves to 4 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:420 as the registrar.

Nutrition Label

Resolution chain

ys-lab.com resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
104.21.47.127	104.21.32.0/20	AS13335	CLOUDFLARENET - Cloudflare, Inc.	CA
139.196.217.157	139.196.128.0/17	AS37963	—	CN
172.67.171.36	172.67.160.0/20	AS13335	CLOUDFLARENET - Cloudflare, Inc.	CA
223.105.64.18	223.105.64.0/24	AS56046	—	CN

WHOIS identity

Registrar: iana:420
Organization: —
Contact emails: —

Subdomains

2 observed subdomains of ys-lab.com.

Subdomain
wildcard.ys-lab.com
www.ys-lab.com

Web-graph footprint

Distinct hostnames that link to or from ys-lab.com in the public web crawl.

48 sites link to this hostname.

25 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for ys-lab.com.

Mechanism	Target
SPF_INCLUDE	spf.mxhichina.com

Pivot deeper into the graph from ys-lab.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ys-lab.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.