Hostname
optimism.io
Last fetched
optimism.io resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:1910 as the registrar.
Nutrition Label
Resolution chain
optimism.io 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 |
|---|---|---|---|---|
| 104.18.10.221 | 104.18.0.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 104.18.11.221 | 104.18.0.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
WHOIS identity
- Registrar
- iana:1910
- Organization
- optimism
- Contact emails
- —
Subdomains
74 observed subdomains of optimism.io.
Showing 25 of 74. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from optimism.io in the public web crawl.
1,730 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
2 SPF mechanisms authorising senders for optimism.io.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _spf.google.com |
| SPF_INCLUDE | mg-spf.greenhouse.io |
Related pages
Pivot deeper into the graph from optimism.io.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "optimism.io"})-[: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.