Skip to content

Hostname

buildrr.app

Last fetched

buildrr.app resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:839 as the registrar.

Nutrition Label

WHISPER CANON · buildrr.appRouting diversity2.4/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint3.2/10canon.whisper.security/host/buildrr.app

Resolution chain

buildrr.app resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.66.13104.21.64.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.198.42172.67.192.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
iana:839
Organization
—
Contact emails
—

Subdomains

18 observed subdomains of buildrr.app.

Subdomain
api.buildrr.app
app.buildrr.app
backoffice.buildrr.app
ftp.buildrr.app
mail.buildrr.app
market.buildrr.app
pop.buildrr.app
register.buildrr.app
review.buildrr.app
smtp.buildrr.app
web.buildrr.app
wildcard.buildrr.app
www.buildrr.app

Showing 13 of 18. View all subdomains →

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for buildrr.app.

MechanismTarget
SPF_IP2a04:52c0:101:6dc:0:0:0:10
SPF_IP5.2.79.74

Related pages

Pivot deeper into the graph from buildrr.app.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "buildrr.app"})-[: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.