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Hostname

npr.org

Last fetched

npr.org resolves to 16 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in SE.

Nutrition Label

WHISPER CANON · npr.orgRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/npr.org

Resolution chain

npr.org resolves to 16 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
3.164.230.1253.164.224.0/21AS16509AMAZON-02 - Amazon.com, Inc.SE
3.164.230.1283.164.224.0/21AS16509AMAZON-02 - Amazon.com, Inc.SE
3.164.230.43.164.224.0/21AS16509AMAZON-02 - Amazon.com, Inc.SE
3.164.230.403.164.224.0/21AS16509AMAZON-02 - Amazon.com, Inc.SE
3.171.117.1163.171.116.0/22AS16509AMAZON-02 - Amazon.com, Inc.US
3.171.117.383.171.116.0/22AS16509AMAZON-02 - Amazon.com, Inc.US
3.171.117.853.171.116.0/22AS16509AMAZON-02 - Amazon.com, Inc.US
3.171.117.983.171.116.0/22AS16509AMAZON-02 - Amazon.com, Inc.US
52.222.136.11052.222.136.0/21AS16509AMAZON-02 - Amazon.com, Inc.DE
52.222.136.2952.222.136.0/21AS16509AMAZON-02 - Amazon.com, Inc.DE
52.222.136.5852.222.136.0/21AS16509AMAZON-02 - Amazon.com, Inc.DE
52.222.136.7652.222.136.0/21AS16509AMAZON-02 - Amazon.com, Inc.DE
54.230.42.12154.230.42.0/24AS16509AMAZON-02 - Amazon.com, Inc.TH
54.230.42.3254.230.42.0/24AS16509AMAZON-02 - Amazon.com, Inc.TH
54.230.42.3354.230.42.0/24AS16509AMAZON-02 - Amazon.com, Inc.TH
54.230.42.4654.230.42.0/24AS16509AMAZON-02 - Amazon.com, Inc.TH

WHOIS identity

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Subdomains

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Web-graph footprint

Distinct hostnames that link to or from npr.org in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

40 SPF mechanisms authorising senders for npr.org.

MechanismTarget
SPF_EXISTS%{i}._spf.mta.salesforce.com
SPF_INCLUDE_spf.salesforce.com
SPF_INCLUDEc9eb27a2d7.berenice.eoidentity.com
SPF_INCLUDEprss.org
SPF_INCLUDEspf-0032f701.pphosted.com
SPF_INCLUDEspf.mandrillapp.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP13.111.0.0/16
SPF_IP135.84.68.123/32
SPF_IP136.147.135.0/24
SPF_IP136.147.176.0/24
SPF_IP136.147.182.0/24
SPF_IP139.60.0.0/24
SPF_IP139.60.1.0/24
SPF_IP139.60.2.0/24
SPF_IP139.60.3.0/24
SPF_IP148.105.0.0/16
SPF_IP162.242.229.170
SPF_IP195.66.99.135/32
SPF_IP198.2.128.0/18
SPF_IP198.245.81.0/24
SPF_IP199.122.123.0/24
SPF_IP205.153.36.170
SPF_IP205.153.38.0/24
SPF_IP205.201.128.0/20
SPF_IP206.152.14.54/32
SPF_IP208.86.168.7/32
SPF_IP209.144.103.186
SPF_IP212.227.89.57
SPF_IP217.160.226.166
SPF_IP40.107.0.0/16
SPF_IP54.194.192.132
SPF_IP54.240.43.16/32
SPF_IP62.75.247.44
SPF_IP64.124.132.59/32
SPF_IP66.150.167.192/27
SPF_IP82.165.193.1
SPF_IP85.25.144.9
SPF_IP87.79.30.25/32
SPF_IP87.79.30.30

Related pages

Pivot deeper into the graph from npr.org.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "npr.org"})-[: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.