Hostname

comarch.ch

Last fetched Fri, 22 May 2026 11:21:21 GMT

comarch.ch resolves to 1 IPv4 address operated by RETNRU-AS in PL.

Nutrition Label

Resolution chain

comarch.ch 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
91.227.213.212	91.227.212.0/22	AS57305	RETNRU-AS	PL

WHOIS identity

Registrar: —
Organization: comarch
Contact emails: —

Subdomains

2 observed subdomains of comarch.ch.

Subdomain
events.comarch.ch
www.comarch.ch

Web-graph footprint

Distinct hostnames that link to or from comarch.ch in the public web crawl.

7 sites link to this hostname.

Sample inbound links

Sample outbound links

comarch.de

Threat posture

History

Mail and authentication

MX records

smtp.google.com

SPF policy

2 SPF mechanisms authorising senders for comarch.ch.

Mechanism	Target
SPF_INCLUDE	_spf.google.com
SPF_IP	91.227.213.0/27

Pivot deeper into the graph from comarch.ch.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "comarch.ch"})-[: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.