Hostname
acmicpc.net
Last fetched
acmicpc.net resolves to 12 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists iana:146 as the registrar.
Nutrition Label
Resolution chain
acmicpc.net resolves to 12 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 18.161.6.110 | 18.161.0.0/21 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
| 18.161.6.22 | 18.161.0.0/21 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
| 18.161.6.3 | 18.161.0.0/21 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
| 18.161.6.38 | 18.161.0.0/21 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
| 3.163.63.112 | 3.163.63.0/24 | AS16509 | AMAZON-02 - Amazon.com, Inc. | BR |
| 3.163.63.25 | 3.163.63.0/24 | AS16509 | AMAZON-02 - Amazon.com, Inc. | BR |
| 3.163.63.49 | 3.163.63.0/24 | AS16509 | AMAZON-02 - Amazon.com, Inc. | BR |
| 3.163.63.91 | 3.163.63.0/24 | AS16509 | AMAZON-02 - Amazon.com, Inc. | BR |
| 99.84.152.108 | 99.84.152.0/21 | AS16509 | AMAZON-02 - Amazon.com, Inc. | DE |
| 99.84.152.110 | 99.84.152.0/21 | AS16509 | AMAZON-02 - Amazon.com, Inc. | DE |
| 99.84.152.113 | 99.84.152.0/21 | AS16509 | AMAZON-02 - Amazon.com, Inc. | DE |
| 99.84.152.48 | 99.84.152.0/21 | AS16509 | AMAZON-02 - Amazon.com, Inc. | DE |
WHOIS identity
- Registrar
- iana:146
- Organization
- baekjoon choi
- Contact emails
Subdomains
15 observed subdomains of acmicpc.net.
Web-graph footprint
Distinct hostnames that link to or from acmicpc.net in the public web crawl.
Threat posture
History
Mail and authentication
MX records
SPF policy
1 SPF mechanism authorising senders for acmicpc.net.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | stspg-customer.com |
Related pages
Pivot deeper into the graph from acmicpc.net.
- IP · 18.161.6.110
- ASN · AS16509AMAZON-02 - Amazon.com, Inc.
- Registrar · iana:146
- Country · US
- Email · acmicpc.net@domainsbyproxy.com
- TLD · .net
- Browse hostnames · ac…
- 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: "acmicpc.net"})-[: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.