Hostname

grossau.de

Last fetched Thu, 16 Jul 2026 02:51:06 GMT

grossau.de resolves to 3 IPv4 addresses operated by AS47447 in DE.

Nutrition Label

Resolution chain

grossau.de resolves to 3 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
91.216.248.20	91.216.248.0/24	AS47447	—	DE
91.216.248.21	91.216.248.0/24	AS47447	—	DE
91.216.248.23	91.216.248.0/24	AS47447	—	DE

WHOIS identity

No WHOIS records are currently associated with grossau.de in WhisperGraph.

Subdomains

2 observed subdomains of grossau.de.

Subdomain
hostmaster.grossau.de
www.grossau.de

Web-graph footprint

Distinct hostnames that link to or from grossau.de in the public web crawl.

14 sites link to this hostname.

18 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.lima-city.de

Pivot deeper into the graph from grossau.de.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "grossau.de"})-[: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 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.