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Hostname

ohstem.vn

Last fetched

ohstem.vn resolves to 1 IPv4 address operated by VIETEL-AS-AP Viettel Group in VN.

Nutrition Label

WHISPER CANON · ohstem.vnRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/ohstem.vn

Resolution chain

ohstem.vn resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
171.244.40.159171.244.0.0/16AS7552VIETEL-AS-AP Viettel GroupVN

WHOIS identity

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Subdomains

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Web-graph footprint

Distinct hostnames that link to or from ohstem.vn in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for ohstem.vn.

MechanismTarget
SPF_INCLUDEzohomail.com

Related pages

Pivot deeper into the graph from ohstem.vn.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ohstem.vn"})-[: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.