Hostname
maartenjacobs.com
Last fetched
maartenjacobs.com resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:839 as the registrar.
Nutrition Label
Resolution chain
maartenjacobs.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 |
|---|---|---|---|---|
| 104.21.1.147 | 104.21.0.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 172.67.129.110 | 172.67.128.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
WHOIS identity
- Registrar
- iana:839
- Organization
- maarten jacobs
- Contact emails
Subdomains
18 observed subdomains of maartenjacobs.com.
Showing 15 of 18. View all subdomains →
Threat posture
History
Mail and authentication
SPF policy
8 SPF mechanisms authorising senders for maartenjacobs.com.
| Mechanism | Target |
|---|---|
| SPF_A | maartenjacobs.com |
| SPF_INCLUDE | _spf.e-boekhouden.nl |
| SPF_INCLUDE | spf-westeu.emailsignatures365.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 159.69.245.136 |
| SPF_IP | 168.119.58.146 |
| SPF_IP | 87.210.43.178 |
| SPF_MX | maartenjacobs.com |
Related pages
Pivot deeper into the graph from maartenjacobs.com.
- IP · 104.21.1.147
- ASN · AS13335CLOUDFLARENET - Cloudflare, Inc.
- Registrar · iana:839
- Country · CA
- Email · maarten@wiermans-genang.nl
- TLD · .com
- Browse hostnames · ma…
- 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: "maartenjacobs.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.