Hostname
bigsis.com
Last fetched
bigsis.com resolves to 2 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in CA. WHOIS lists iana:292 as the registrar.
Nutrition Label
Resolution chain
bigsis.com 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 |
|---|---|---|---|---|
| 13.248.160.137 | 13.248.160.0/20 | AS16509 | AMAZON-02 - Amazon.com, Inc. | CA |
| 76.223.34.124 | 76.223.32.0/20 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
WHOIS identity
- Registrar
- iana:292
- Organization
- ben alexandra
- Contact emails
Subdomains
79 observed subdomains of bigsis.com.
Showing 25 of 79. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from bigsis.com in the public web crawl.
15 sites link to this hostname.
1 site linked to from this hostname.
Sample inbound links
Sample outbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
6 SPF mechanisms authorising senders for bigsis.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | authsmtp.com |
| SPF_INCLUDE | mail.zendesk.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_INCLUDE | spf.sendinblue.com |
| SPF_INCLUDE | us._netblocks.mimecast.com |
| SPF_IP | 212.146.241.178 |
Related pages
Pivot deeper into the graph from bigsis.com.
- IP · 13.248.160.137
- ASN · AS16509AMAZON-02 - Amazon.com, Inc.
- Registrar · iana:292
- Country · CA
- Email · domains@trakkware.com
- TLD · .com
- Browse hostnames · bi…
- 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: "bigsis.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.