Hostname

productivity.kr

Last fetched Sun, 14 Jun 2026 14:45:15 GMT

productivity.kr resolves to 8 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists registrar:(?)???????? as the registrar.

Nutrition Label

Resolution chain

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

IP	Prefix	ASN	Operator	Country
52.85.78.109	52.85.72.0/21	AS16509	AMAZON-02 - Amazon.com, Inc.	US
52.85.78.40	52.85.72.0/21	AS16509	AMAZON-02 - Amazon.com, Inc.	US
52.85.78.64	52.85.72.0/21	AS16509	AMAZON-02 - Amazon.com, Inc.	US
52.85.78.68	52.85.72.0/21	AS16509	AMAZON-02 - Amazon.com, Inc.	US
65.8.76.102	65.8.76.0/22	AS16509	AMAZON-02 - Amazon.com, Inc.	SG
65.8.76.103	65.8.76.0/22	AS16509	AMAZON-02 - Amazon.com, Inc.	SG
65.8.76.105	65.8.76.0/22	AS16509	AMAZON-02 - Amazon.com, Inc.	SG
65.8.76.120	65.8.76.0/22	AS16509	AMAZON-02 - Amazon.com, Inc.	SG

WHOIS identity

Registrar: registrar:(?)????????
Organization: ???
Contact emails: —

Subdomains

1 observed subdomain of productivity.kr.

Subdomain
www.productivity.kr

Web-graph footprint

Distinct hostnames that link to or from productivity.kr in the public web crawl.

17 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for productivity.kr.

Mechanism	Target
SPF_INCLUDE	_spf.google.com

Pivot deeper into the graph from productivity.kr.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "productivity.kr"})-[: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.