Hostname
cornerstone.id
Last fetched
cornerstone.id resolves to 2 IPv4 addresses operated by AS47583 in SG. WHOIS lists iana:1 as the registrar.
Nutrition Label
Resolution chain
cornerstone.id 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 |
|---|---|---|---|---|
| 156.67.221.192 | 156.67.208.0/20 | AS47583 | — | SG |
| 76.13.16.252 | 76.13.16.0/21 | AS47583 | — | ID |
WHOIS identity
- Registrar
- iana:1
- Organization
- —
- Contact emails
- —
Subdomains
36 observed subdomains of cornerstone.id.
Showing 25 of 36. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from cornerstone.id in the public web crawl.
15 sites link to this hostname.
17 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
10 SPF mechanisms authorising senders for cornerstone.id.
| Mechanism | Target |
|---|---|
| SPF_A | cornerstone.id |
| SPF_INCLUDE | _spf.google.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 103.167.219.42 |
| SPF_IP | 103.86.160.52 |
| SPF_IP | 147.139.167.102 |
| SPF_IP | 156.67.221.192 |
| SPF_IP | 202.158.69.162 |
| SPF_IP | 76.13.16.252 |
| SPF_MX | cornerstone.id |
Related pages
Pivot deeper into the graph from cornerstone.id.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "cornerstone.id"})-[: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.