Hostname
certus.com
Last fetched
certus.com resolves to 2 IPv4 addresses operated by MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation in US. WHOIS lists iana:1659 as the registrar.
Nutrition Label
Resolution chain
certus.com resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 104.210.145.181 | 104.208.0.0/13 | AS8075 | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | US |
| 89.106.200.197 | 89.106.200.0/24 | AS209626 | ORTYCOM LTDA | US |
WHOIS identity
- Registrar
- iana:1659
- Organization
- domains by proxy,
- Contact emails
Subdomains
96 observed subdomains of certus.com.
Showing 25 of 96. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from certus.com in the public web crawl.
55 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
11 SPF mechanisms authorising senders for certus.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | app.na5.teamsupport.com |
| SPF_INCLUDE | sendgrid.net |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 147.124.160.0/19 |
| SPF_IP | 162.213.152.0/23 |
| SPF_IP | 198.105.200.0/23 |
| SPF_IP | 198.105.202.0/23 |
| SPF_IP | 198.105.206.0/24 |
| SPF_IP | 198.105.207.0/24 |
| SPF_IP | 208.69.28.0/23 |
| SPF_IP | 38.107.71.0/24 |
Related pages
Pivot deeper into the graph from certus.com.
- IP · 104.210.145.181
- ASN · AS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
- Registrar · iana:1659
- Country · US
- Email · 3913273@privacy-link.com
- TLD · .com
- Browse hostnames · ce…
- Glossary · What is a hostname?
- 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: "certus.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.