Hostname

flour.io

Last fetched Wed, 01 Jul 2026 23:53:23 GMT

flour.io resolves to 1 IPv4 address operated by AMAZON-02 - Amazon.com, Inc. in DE. WHOIS lists iana:269 as the registrar.

Nutrition Label

Resolution chain

flour.io 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
3.74.53.28	3.64.0.0/12	AS16509	AMAZON-02 - Amazon.com, Inc.	DE

WHOIS identity

Registrar: iana:269
Organization: bitbakers gmbh & co. kg
Contact emails: —

Subdomains

7 observed subdomains of flour.io.

Subdomain
app.flour.io
box.flour.io
content.flour.io
newcustomer.flour.io
setupwizard.flour.io
shop.flour.io
www.flour.io

Web-graph footprint

Distinct hostnames that link to or from flour.io in the public web crawl.

41 sites link to this hostname.

32 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

4 SPF mechanisms authorising senders for flour.io.

Mechanism	Target
SPF_INCLUDE	144680293.spf01.hubspotemail.net
SPF_INCLUDE	_spf.google.com
SPF_INCLUDE	spf.sendinblue.com
SPF_MX	flour.io

Pivot deeper into the graph from flour.io.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "flour.io"})-[: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.