Hostname
teaching21.com
Last fetched
teaching21.com resolves to 1 IPv4 address operated by AS203053 in RO. WHOIS lists iana:303 as the registrar.
Nutrition Label
Resolution chain
teaching21.com 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 |
|---|---|---|---|---|
| 31.14.56.20 | 31.14.56.0/24 | AS203053 | — | RO |
WHOIS identity
- Registrar
- iana:303
- Organization
- herineanu daniela
- Contact emails
Subdomains
7 observed subdomains of teaching21.com.
Web-graph footprint
Distinct hostnames that link to or from teaching21.com in the public web crawl.
93 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
- teaching21.com
SPF policy
8 SPF mechanisms authorising senders for teaching21.com.
| Mechanism | Target |
|---|---|
| SPF_A | teaching21.com |
| SPF_IP | 212.146.84.253 |
| SPF_IP | 31.14.56.20 |
| SPF_IP | 37.156.180.254 |
| SPF_IP | 86.107.43.30 |
| SPF_IP | 86.107.43.36 |
| SPF_IP | 86.107.43.77 |
| SPF_MX | teaching21.com |
Related pages
Pivot deeper into the graph from teaching21.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "teaching21.com"})-[: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.