Hostname
telstra.com
Last fetched
telstra.com resolves to 2 IPv4 addresses operated by ASN-TELSTRA Telstra Limited in AU. WHOIS lists iana:299 as the registrar.
Nutrition Label
Resolution chain
telstra.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 |
|---|---|---|---|---|
| 203.43.40.4 | 203.40.0.0/13 | AS1221 | ASN-TELSTRA Telstra Limited | AU |
| 203.44.22.4 | 203.40.0.0/13 | AS1221 | ASN-TELSTRA Telstra Limited | AU |
WHOIS identity
- Registrar
- iana:299
- Organization
- domains administrator
- Contact emails
Subdomains
404 observed subdomains of telstra.com.
Showing 25 of 404. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from telstra.com in the public web crawl.
404 sites link to this hostname.
Sample inbound links
Sample outbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
3 SPF mechanisms authorising senders for telstra.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _spf.ssoneweb.telstra.com |
| SPF_INCLUDE | _spf.telstra.com.au |
| SPF_INCLUDE | bigpond.com |
Related pages
Pivot deeper into the graph from telstra.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "telstra.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.