Hostname

tzn.edu.pl

Last fetched Fri, 07 Aug 2026 04:10:40 GMT

tzn.edu.pl resolves to 1 IPv4 address operated by PL-BEYOND-AS - Beyond.pl sp. z o.o. in PL. WHOIS lists registrar:ovh sas as the registrar.

Nutrition Label

Resolution chain

tzn.edu.pl 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
2.57.137.24	2.57.136.0/22	AS31229	PL-BEYOND-AS - Beyond.pl sp. z o.o.	PL

WHOIS identity

Registrar: registrar:ovh sas
Organization: —
Contact emails: —

Subdomains

12 observed subdomains of tzn.edu.pl.

Subdomain
bsl.tzn.edu.pl
moodle.tzn.edu.pl
sport.tzn.edu.pl
static.tzn.edu.pl
su.tzn.edu.pl
wifi.tzn.edu.pl
www.tzn.edu.pl

Showing 7 of 12. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from tzn.edu.pl in the public web crawl.

24 sites link to this hostname.

48 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mx2.zenbox.pl

SPF policy

3 SPF mechanisms authorising senders for tzn.edu.pl.

Mechanism	Target
SPF_A	tzn.edu.pl
SPF_INCLUDE	_spf.zenbox.pl
SPF_MX	tzn.edu.pl

Pivot deeper into the graph from tzn.edu.pl.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "tzn.edu.pl"})-[: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.