Hostname

nvr.sk

Last fetched Fri, 17 Jul 2026 06:24:06 GMT

nvr.sk has no current public IPv4 resolution in WhisperGraph; WHOIS lists registrar:websupport s.r.o. as the registrar.

Nutrition Label

Resolution chain

nvr.sk has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar: registrar:websupport s.r.o.
Organization: nadacia vyskum rakoviny
Contact emails: —

Subdomains

6 observed subdomains of nvr.sk.

Subdomain
mail.nvr.sk
mailin1.nvr.sk
mailin2.nvr.sk
new.nvr.sk
old.nvr.sk
www.nvr.sk

Web-graph footprint

Distinct hostnames that link to or from nvr.sk in the public web crawl.

24 sites link to this hostname.

96 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for nvr.sk.

Mechanism	Target
SPF_A	nvr.sk
SPF_INCLUDE	_spf.m1.websupport.sk
SPF_MX	nvr.sk

Pivot deeper into the graph from nvr.sk.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "nvr.sk"})-[: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.