Hostname

sik.nu

Last fetched Thu, 28 May 2026 05:01:23 GMT

sik.nu resolves to 1 IPv4 address operated by AS197308 in SE.

Nutrition Label

Resolution chain

sik.nu 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
185.21.146.248	185.22.81.0/24	AS197308	—	SE

WHOIS identity

No WHOIS records are currently associated with sik.nu in WhisperGraph.

Subdomains

1 observed subdomain of sik.nu.

Subdomain
www.sik.nu

Web-graph footprint

Distinct hostnames that link to or from sik.nu in the public web crawl.

5 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mx.simply.com

SPF policy

1 SPF mechanism authorising senders for sik.nu.

Mechanism	Target
SPF_INCLUDE	spf.simply.com

Pivot deeper into the graph from sik.nu.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "sik.nu"})-[: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.