Hostname

returnpath.emldlv.net

Last fetched Tue, 15 Sep 2026 08:48:41 GMT

returnpath.emldlv.net resolves to 13.57.100.39, announced in 13.57.0.0/16 by AMAZON-02 - Amazon.com, Inc. in US. returnpath.emldlv.net is not listed on any threat feed indexed by WhisperGraph; reconciled level NONE.

Threat posture

0threat score (procedure-native scale)

NONE

No threats observed.

Threat feeds listing this: 0
Verdict coverage: known-clean

Nutrition Label

Resolution chain

13.57.100.39
13.57.0.0/16 · AMAZON-02 - Amazon.com, Inc. · San Jose, US

IPv6 resolution

No AAAA record for returnpath.emldlv.net is recorded in WhisperGraph.

Attribution

Aws

cloud · ORIGIN_AS

WHOIS identity

WhisperGraph holds no WHOIS registrar, registrant organisation or contact email for returnpath.emldlv.net. WHOIS is recorded against the registrable domain, so a subdomain such as a www. host carries none of its own — check the registrable domain for this name.

Mail and authentication

SPF policy

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ip: 209.237.226.0/27
ip: 209.170.211.160/27
ip: 209.237.229.160/28
ip: 209.237.229.176/30
ip: 209.237.226.192/27
ip: 209.237.234.192/27
ip: 209.237.226.216/30
ip: 209.237.226.220/32
ip: 199.16.42.220/32
ip: 199.16.42.221/32
ip: 199.16.42.222/32
ip: 66.205.189.32/27
ip: 174.137.46.4/32
include: _spf.google.com
include: sendgrid.net
ip: 198.37.158.11
ip: 209.237.234.222
ip: 72.52.147.65

Threat-feed evidence

History

Pivot from returnpath.emldlv.net into the addresses, networks and registries it depends on.

Cypher and MCP

Reproduce this hostname's resolution chain against graph.whisper.security:

MATCH (h:HOSTNAME {name: "returnpath.emldlv.net"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)-[:ROUTES]->(a:ASN)
OPTIONAL MATCH (a)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, a.name AS asn, n.name AS network
LIMIT 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.