Hostname
ust.is
Last fetched
ust.is resolves to 1 IPv4 address operated by AS44515 in IS.
Nutrition Label
Resolution chain
ust.is resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 82.221.64.168 | 82.221.64.0/23 | AS44515 | — | IS |
WHOIS identity
No WHOIS records are currently associated with ust.is in WhisperGraph.
Subdomains
39 observed subdomains of ust.is.
Showing 25 of 39. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from ust.is in the public web crawl.
711 sites link to this hostname.
397 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
7 SPF mechanisms authorising senders for ust.is.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | spf.hysing.is |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 157.157.91.134 |
| SPF_IP | 157.157.92.82 |
| SPF_IP | 93.95.74.0/24 |
| SPF_IP | 93.95.74.93 |
| SPF_IP | 94.142.152.5/32 |
Related pages
Pivot deeper into the graph from ust.is.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "ust.is"})-[: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.