Hostname
optitelecom.pt
Last fetched
optitelecom.pt resolves to 1 IPv4 address operated by AS208277 in PT.
Nutrition Label
Resolution chain
optitelecom.pt 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 |
|---|---|---|---|---|
| 176.221.38.154 | 176.221.38.0/24 | AS208277 | — | PT |
WHOIS identity
- Registrar
- —
- Organization
- centrozero - tecnologias da informação, unipessoal lda
- Contact emails
Subdomains
31 observed subdomains of optitelecom.pt.
Showing 12 of 31. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from optitelecom.pt in the public web crawl.
24 sites link to this hostname.
12 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
- optitelecom-pt.mail.protection.outlook.com
- optitelecom.pt
SPF policy
8 SPF mechanisms authorising senders for optitelecom.pt.
| Mechanism | Target |
|---|---|
| SPF_A | optitelecom.pt |
| SPF_INCLUDE | spf.ciberserver.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 176.221.37.23 |
| SPF_IP | 176.221.38.150/28 |
| SPF_IP | 176.221.38.154 |
| SPF_IP | 89.17.205.233 |
| SPF_MX | optitelecom.pt |
Related pages
Pivot deeper into the graph from optitelecom.pt.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "optitelecom.pt"})-[: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.