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Hostname

refer.sg

Last fetched

refer.sg is a registered hostname under the .sg top-level domain. Live infrastructure data is temporarily unavailable; refresh in a moment.

Nutrition Label

WHISPER CANON · refer.sgRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/refer.sg

Resolution chain

Resolution chain data is temporarily unavailable. Refresh in a moment to retry.

WHOIS identity

No WHOIS records are currently associated with refer.sg in WhisperGraph.

Subdomains

3 observed subdomains of refer.sg.

Subdomain
mail.refer.sg
webmail.refer.sg
www.refer.sg

Web-graph footprint

Distinct hostnames that link to or from refer.sg in the public web crawl.

5 sites link to this hostname.

107 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 refer.sg.

MechanismTarget
SPF_Arefer.sg
SPF_INCLUDEse.sgcloudhosting.com
SPF_IP103.7.9.44
SPF_MXrefer.sg

Related pages

Pivot deeper into the graph from refer.sg.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "refer.sg"})-[: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.