Skip to content

Hostname

overflow.io

Last fetched

overflow.io resolves to 8 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists iana:81 as the registrar.

Nutrition Label

WHISPER CANON · overflow.ioRouting diversity2.4/10Peering density9.3/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint4.6/10canon.whisper.security/host/overflow.io

Resolution chain

overflow.io resolves to 8 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
18.173.132.11318.173.132.0/22AS16509AMAZON-02 - Amazon.com, Inc.US
18.173.132.418.173.132.0/22AS16509AMAZON-02 - Amazon.com, Inc.US
18.173.132.5318.173.132.0/22AS16509AMAZON-02 - Amazon.com, Inc.US
18.173.132.6518.173.132.0/22AS16509AMAZON-02 - Amazon.com, Inc.US
18.67.233.10618.67.232.0/22AS16509AMAZON-02 - Amazon.com, Inc.IN
18.67.233.5218.67.232.0/22AS16509AMAZON-02 - Amazon.com, Inc.IN
18.67.233.5718.67.232.0/22AS16509AMAZON-02 - Amazon.com, Inc.IN
18.67.233.6218.67.232.0/22AS16509AMAZON-02 - Amazon.com, Inc.IN

WHOIS identity

Registrar
iana:81
Organization
protoio
Contact emails

Subdomains

39 observed subdomains of overflow.io.

Web-graph footprint

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

300 sites link to this hostname.

Threat posture

History

Mail and authentication

SPF policy

7 SPF mechanisms authorising senders for overflow.io.

MechanismTarget
SPF_INCLUDE_spf.google.com
SPF_INCLUDE_spf.mail03-userengage.com
SPF_INCLUDEamazonses.com
SPF_INCLUDEeu.transmail.net
SPF_INCLUDEmail.zendesk.com
SPF_INCLUDEservers.mcsv.net
SPF_INCLUDEspf.mandrillapp.com

Related pages

Pivot deeper into the graph from overflow.io.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "overflow.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.