Hostname
tesro.ca
Last fetched
tesro.ca resolves to 1 IPv4 address operated by IONOS-AS This is the joint network for IONOS, Fasthosts, Arsys, 1&1 Mail and Media and 1&1 Telecom. Formerly known as 1&1 Internet SE. in FR. WHOIS lists registrar:go daddy domains canada, inc as the registrar.
Nutrition Label
Resolution chain
tesro.ca 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 |
|---|---|---|---|---|
| 82.165.147.145 | 82.165.0.0/16 | AS8560 | IONOS-AS This is the joint network for IONOS, Fasthosts, Arsys, 1&1 Mail and Media and 1&1 Telecom. Formerly known as 1&1 Internet SE. | FR |
WHOIS identity
- Registrar
- registrar:go daddy domains canada, inc
- Organization
- —
- Contact emails
- —
Subdomains
3 observed subdomains of tesro.ca.
Web-graph footprint
Distinct hostnames that link to or from tesro.ca in the public web crawl.
20 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
11 SPF mechanisms authorising senders for tesro.ca.
| Mechanism | Target |
|---|---|
| SPF_A | ds1.tesro.de |
| SPF_A | mg-01.tesro.de |
| SPF_A | mg-02.tesro.de |
| SPF_A | mg-03.tesro.de |
| SPF_A | tesro.ca |
| SPF_IP | 185.162.250.63 |
| SPF_IP | 62.152.189.175 |
| SPF_IP | 82.165.147.145 |
| SPF_IP | 87.106.218.229 |
| SPF_IP | 93.90.194.94 |
| SPF_MX | tesro.ca |
Related pages
Pivot deeper into the graph from tesro.ca.
- IP · 82.165.147.145
- ASN · AS8560IONOS-AS This is the joint network for IONOS, Fasthosts, Arsys, 1&1 Mail and Media and 1&1 Telecom. Formerly known as 1&1 Internet SE.
- Country · FR
- TLD · .ca
- Whisper Internet Directory — home
- Live MOAS conflicts feed
- Threat feed · Spamhaus DROP
- United States internet infrastructure
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "tesro.ca"})-[: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.