Hostname
rd.btr.ua
Last fetched
rd.btr.ua resolves to 1 IPv4 address operated by HETZNER-AS - Hetzner Online GmbH in FI.
Nutrition Label
Resolution chain
rd.btr.ua resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 65.21.20.126 | 65.21.0.0/16 | AS24940 | HETZNER-AS - Hetzner Online GmbH | FI |
WHOIS identity
No WHOIS records are currently associated with rd.btr.ua in WhisperGraph.
Subdomains
1 observed subdomain of rd.btr.ua.
| Subdomain |
|---|
| mail.rd.btr.ua |
Web-graph footprint
Distinct hostnames that link to or from rd.btr.ua in the public web crawl.
17 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
3 SPF mechanisms authorising senders for rd.btr.ua.
| Mechanism | Target |
|---|---|
| SPF_A | rd.btr.ua |
| SPF_IP | 65.21.20.119 |
| SPF_MX | rd.btr.ua |
Related pages
Pivot deeper into the graph from rd.btr.ua.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "rd.btr.ua"})-[: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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.