Hostname
tw4u.com
Last fetched
tw4u.com resolves to 2 IPv4 addresses operated by AS16276 in US. WHOIS lists iana:440 as the registrar.
Nutrition Label
Resolution chain
tw4u.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 |
|---|---|---|---|---|
| 15.204.104.121 | 15.204.0.0/17 | AS16276 | — | US |
| 51.81.221.59 | 51.81.128.0/17 | AS16276 | — | US |
WHOIS identity
- Registrar
- iana:440
- Organization
- albert chu
- Contact emails
Subdomains
8 observed subdomains of tw4u.com.
Showing 4 of 8. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from tw4u.com in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
- tw4u.com
SPF policy
6 SPF mechanisms authorising senders for tw4u.com.
| Mechanism | Target |
|---|---|
| SPF_A | tw4u.com |
| SPF_INCLUDE | lin81.twwebhost.com |
| SPF_IP | 15.204.104.121 |
| SPF_IP | 51.81.221.59 |
| SPF_IP | 51.81.245.234 |
| SPF_MX | tw4u.com |
Related pages
Pivot deeper into the graph from tw4u.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "tw4u.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.