Hostname

b2k.com.pl

Last fetched Thu, 23 Jul 2026 00:42:11 GMT

b2k.com.pl resolves to 2 IPv4 addresses operated by AS16276 in PL. WHOIS lists registrar:ut.pl marcin szymonik as the registrar.

Nutrition Label

Resolution chain

b2k.com.pl resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
51.75.49.9	51.75.0.0/16	AS16276	—	PL
54.38.201.206	54.38.0.0/16	AS16276	—	PL

WHOIS identity

Registrar: registrar:ut.pl marcin szymonik
Organization: —
Contact emails: —

Web-graph footprint

Distinct hostnames that link to or from b2k.com.pl in the public web crawl.

1 site linked to from this hostname.

Sample outbound links

ut.pl

Threat posture

History

Mail and authentication

MX records

plhost.ut.pl

SPF policy

2 SPF mechanisms authorising senders for b2k.com.pl.

Mechanism	Target
SPF_IP	51.75.49.8
SPF_IP	54.38.201.204

Pivot deeper into the graph from b2k.com.pl.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "b2k.com.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.