Hostname
dvk.nu
Last fetched
dvk.nu resolves to 1 IPv4 address operated by AS20857 in NL.
Nutrition Label
Resolution chain
dvk.nu 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 |
|---|---|---|---|---|
| 141.138.137.136 | 141.138.136.0/21 | AS20857 | — | NL |
WHOIS identity
No WHOIS records are currently associated with dvk.nu in WhisperGraph.
Subdomains
2 observed subdomains of dvk.nu.
| Subdomain |
|---|
| mail.dvk.nu |
| www.dvk.nu |
Web-graph footprint
Distinct hostnames that link to or from dvk.nu in the public web crawl.
94 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
5 SPF mechanisms authorising senders for dvk.nu.
| Mechanism | Target |
|---|---|
| SPF_A | dvk.nu |
| SPF_INCLUDE | _spf.grafisis.nl |
| SPF_INCLUDE | _spf.premiumantispam.nl |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_MX | dvk.nu |
Related pages
Pivot deeper into the graph from dvk.nu.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "dvk.nu"})-[: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.