Hostname
esr.com
Last fetched
esr.com resolves to 1 IPv4 address operated by MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation in CA. WHOIS lists iana:420 as the registrar.
Nutrition Label
Resolution chain
esr.com 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 |
|---|---|---|---|---|
| 13.107.246.10 | 13.104.0.0/14 | AS8075 | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | CA |
WHOIS identity
- Registrar
- iana:420
- Organization
- global imaging systems,
- Contact emails
Subdomains
61 observed subdomains of esr.com.
Showing 25 of 61. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from esr.com in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
6 SPF mechanisms authorising senders for esr.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | 20789496.spf10.hubspotemail.net |
| SPF_INCLUDE | asp-spf1.yardi.com |
| SPF_INCLUDE | asp-spf2.yardi.com |
| SPF_INCLUDE | mailgun.org |
| SPF_INCLUDE | spf.au.exclaimer.net |
| SPF_INCLUDE | spf.protection.outlook.com |
Related pages
Pivot deeper into the graph from esr.com.
- IP · 13.107.246.10
- ASN · AS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
- Registrar · iana:420
- Country · CA
- Email · sxu@e-shang.com.cn
- TLD · .com
- Browse hostnames · es…
- 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: "esr.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.