Hostname
t4.cr
Last fetched
t4.cr resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA.
Nutrition Label
Resolution chain
t4.cr resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 104.18.42.53 | 104.18.42.0/24 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 172.64.145.203 | 172.64.145.0/24 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
WHOIS identity
No WHOIS records are currently associated with t4.cr in WhisperGraph.
Subdomains
75 observed subdomains of t4.cr.
Showing 25 of 75. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from t4.cr in the public web crawl.
5 sites linked to from this hostname.
Sample inbound links
Sample outbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
5 SPF mechanisms authorising senders for t4.cr.
| Mechanism | Target |
|---|---|
| SPF_A | t4.cr |
| SPF_IP | 168.205.66.169 |
| SPF_IP | 168.205.66.173 |
| SPF_IP | 190.4.89.176 |
| SPF_MX | t4.cr |
Related pages
Pivot deeper into the graph from t4.cr.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "t4.cr"})-[: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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.