Hostname
c21.pe
Last fetched
c21.pe resolves to 1 IPv4 address operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists registrar:csc corporate domains, inc as the registrar.
Nutrition Label
Resolution chain
c21.pe resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 35.166.217.237 | 35.160.0.0/13 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
WHOIS identity
- Registrar
- registrar:csc corporate domains, inc
- Organization
- bryan engelhardt
- Contact emails
- —
Subdomains
2 observed subdomains of c21.pe.
| Subdomain |
|---|
| mail.c21.pe |
| www.c21.pe |
Threat posture
History
Mail and authentication
MX records
SPF policy
5 SPF mechanisms authorising senders for c21.pe.
| Mechanism | Target |
|---|---|
| SPF_A | c21.pe |
| SPF_INCLUDE | amazonses.com |
| SPF_IP | 35.166.217.237 |
| SPF_IP | 52.32.228.196 |
| SPF_MX | c21.pe |
Related pages
Pivot deeper into the graph from c21.pe.
- IP · 35.166.217.237
- ASN · AS16509AMAZON-02 - Amazon.com, Inc.
- Registrar · registrar:csc corporate domains, inc
- Country · US
- TLD · .pe
- Browse hostnames · c2…
- Glossary · What is a hostname?
- Whisper Internet Directory — home
- Live MOAS conflicts feed
- Threat feed · Spamhaus DROP
- United States internet infrastructure
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "c21.pe"})-[: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.