Hostname

3.co.kr

Last fetched Thu, 11 Jun 2026 06:03:18 GMT

3.co.kr resolves to 1 IPv4 address operated by AS3786 in KR. WHOIS lists registrar:(?)??? as the registrar.

Nutrition Label

Resolution chain

3.co.kr 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
110.45.231.123	110.45.128.0/17	AS3786	—	KR

WHOIS identity

Registrar: registrar:(?)???
Organization: ?3?????
Contact emails: —

Subdomains

2 observed subdomains of 3.co.kr.

Subdomain
mail.3.co.kr
www.3.co.kr

Web-graph footprint

Distinct hostnames that link to or from 3.co.kr in the public web crawl.

5 sites link to this hostname.

208 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.3.co.kr

SPF policy

1 SPF mechanism authorising senders for 3.co.kr.

Mechanism	Target
SPF_IP	110.45.231.123

Pivot deeper into the graph from 3.co.kr.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "3.co.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.