Hostname

1os.de

Last fetched Mon, 25 May 2026 17:08:42 GMT

1os.de resolves to 1 IPv4 address operated by HOSTNET-DE-AS in DE.

Nutrition Label

Resolution chain

1os.de 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
83.138.80.229	83.138.64.0/18	AS34895	HOSTNET-DE-AS	DE

WHOIS identity

No WHOIS records are currently associated with 1os.de in WhisperGraph.

Subdomains

2 observed subdomains of 1os.de.

Subdomain
mail.1os.de
www.1os.de

Web-graph footprint

Distinct hostnames that link to or from 1os.de in the public web crawl.

Sample inbound links

domain.gov.mex.com

Sample outbound links

vb-event.de

Threat posture

History

Mail and authentication

MX records

mail.1os.de

Pivot deeper into the graph from 1os.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "1os.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.