Hostname
hertek.nl
Last fetched
hertek.nl resolves to 1 IPv4 address operated by AS24940 in DE. WHOIS lists registrar:hostnet b.v. as the registrar.
Nutrition Label
Resolution chain
hertek.nl 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 |
|---|---|---|---|---|
| 188.40.19.217 | 188.40.0.0/16 | AS24940 | — | DE |
WHOIS identity
- Registrar
- registrar:hostnet b.v.
- Organization
- —
- Contact emails
- —
Subdomains
18 observed subdomains of hertek.nl.
Showing 17 of 18. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from hertek.nl in the public web crawl.
49 sites link to this hostname.
89 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
13 SPF mechanisms authorising senders for hertek.nl.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _senderspf.copernica.com |
| SPF_INCLUDE | amazonses.com |
| SPF_INCLUDE | mail.zendesk.com |
| SPF_INCLUDE | sendgrid.net |
| SPF_INCLUDE | spf.directdevice.info |
| SPF_INCLUDE | spf.eu.exclaimer.net |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_INCLUDE | spf.topdesk.net |
| SPF_IP | 159.183.193.106 |
| SPF_IP | 185.168.202.15 |
| SPF_IP | 185.168.202.20 |
| SPF_IP | 192.254.119.131/32 |
| SPF_IP | 37.153.249.10 |
Related pages
Pivot deeper into the graph from hertek.nl.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "hertek.nl"})-[: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.