Hostname

ntp.dev

Last fetched Wed, 15 Jul 2026 18:40:55 GMT

ntp.dev resolves to 4 IPv4 addresses operated by FASTLY - Fastly, Inc. in CA. WHOIS lists iana:895 as the registrar.

Nutrition Label

Resolution chain

ntp.dev resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
151.101.1.55	151.101.0.0/22	AS54113	FASTLY - Fastly, Inc.	CA
151.101.129.55	151.101.128.0/22	AS54113	FASTLY - Fastly, Inc.	CA
151.101.193.55	151.101.192.0/22	AS54113	FASTLY - Fastly, Inc.	CA
151.101.65.55	151.101.64.0/22	AS54113	FASTLY - Fastly, Inc.	CA

WHOIS identity

Registrar: iana:895
Organization: contact privacy inc. customer 1243980877
Contact emails: —

Subdomains

24 observed subdomains of ntp.dev.

Subdomain
dala.ntp.dev
hkga.ntp.dev
int.ntp.dev
ip.ntp.dev
mta-sts.ntp.dev
prod.ntp.dev
v.ntp.dev
www.ntp.dev

Showing 8 of 24. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from ntp.dev in the public web crawl.

Sample inbound links

community.ntppool.org

Threat posture

History

Mail and authentication

MX records

SPF policy

5 SPF mechanisms authorising senders for ntp.dev.

Mechanism	Target
SPF_INCLUDE	_spf.sparkpostmail.com
SPF_IP	136.144.50.121
SPF_IP	139.178.66.40/29
SPF_IP	147.75.38.192/26
SPF_IP	2604:1380:45d1:500:0:0:0:21

Pivot deeper into the graph from ntp.dev.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ntp.dev"})-[: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.