Hostname
fastcom.cz
Last fetched
fastcom.cz resolves to 91.219.45.250, announced in 91.219.44.0/22 by FASTCOMMUNICATIONS - Fast Communication, s.r.o. in CZ. fastcom.cz is not listed on any threat feed indexed by WhisperGraph; reconciled level NONE.
Threat posture
0threat score (procedure-native scale)
NONENo threats observed.
- Threat feeds listing this
- 0
- Verdict coverage
- known-clean
Nutrition Label
Resolution chain
IPv6 resolution
No AAAA record for fastcom.cz is recorded in WhisperGraph.
Attribution
fast
ORIGIN_AS
WHOIS identity
- Registrar
- registrar:reg-webglobe
- Registrant organisation
- pavel valoušek
Subdomains
Web-graph footprint
Sampled `LINKS_TO` edges. The hyperlink layer is a pilot sample, not a web-scale crawl, so these are illustrative.
Mail and authentication
Nameservers
- ns1-05.azure-dns.com
- ns1.fastcom.cz
- ns2.fastcom.cz
- ns5.fastcom.cz
- ns4-05.azure-dns.info
- ns2-05.azure-dns.net
- ns3-05.azure-dns.org
- ns6.fastcom.cz
MX records
- fastcom-cz.mail.protection.outlook.com
- mail.fastcom.cz
SPF policy
- include: spf.protection.outlook.com
- a: fastcom.cz
- mx: fastcom.cz
- a: admin.fastcom.cz
Threat-feed evidence
History
Related pages
Pivot from fastcom.cz into the addresses, networks and registries it depends on.
Cypher and MCP
Reproduce this hostname's resolution chain against graph.whisper.security:
MATCH (h:HOSTNAME {name: "fastcom.cz"})-[:RESOLVES_TO]->(ip:IPV4)
-[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)-[:ROUTES]->(a:ASN)
OPTIONAL MATCH (a)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, a.name AS asn, n.name AS network
LIMIT 20Or query Whisper from your own LLM workflow via the Whisper MCP server.