Hostname
penny.co
Last fetched
penny.co is a registered hostname under the .co top-level domain. Live infrastructure data is temporarily unavailable; refresh in a moment.
Nutrition Label
Resolution chain
Resolution chain data is temporarily unavailable. Refresh in a moment to retry.
WHOIS identity
- Registrar
- iana:146
- Organization
- domains by proxy,
- Contact emails
Subdomains
99 observed subdomains of penny.co.
Showing 25 of 99. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from penny.co in the public web crawl.
134 sites link to this hostname.
52 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
4 SPF mechanisms authorising senders for penny.co.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | 145855982.spf04.hubspotemail.net |
| SPF_INCLUDE | _spf.google.com |
| SPF_INCLUDE | zcsend.net |
| SPF_INCLUDE | zeptomail.net |
Related pages
Pivot deeper into the graph from penny.co.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "penny.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.