Hostname
slack.net
Last fetched
slack.net resolves to 1 IPv4 address operated by HETZNER-AS in DE. WHOIS lists iana:81 as the registrar.
Nutrition Label
Resolution chain
slack.net 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 |
|---|---|---|---|---|
| 148.251.208.18 | 148.251.0.0/16 | AS24940 | HETZNER-AS | DE |
WHOIS identity
- Registrar
- iana:81
- Organization
- chris townsend
- Contact emails
Subdomains
10 observed subdomains of slack.net.
Web-graph footprint
Distinct hostnames that link to or from slack.net in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
3 SPF mechanisms authorising senders for slack.net.
| Mechanism | Target |
|---|---|
| SPF_IP | 148.251.208.18 |
| SPF_IP | 2a01:4f8:160:83c4:0:0:0:3 |
| SPF_MX | slack.net |
Related pages
Pivot deeper into the graph from slack.net.
- IP · 148.251.208.18
- ASN · AS24940HETZNER-AS
- Registrar · iana:81
- Country · DE
- Email · da7f6b759bc2b5fcff7f568a64aee10c-37193409@contact.gandi.net
- TLD · .net
- Browse hostnames · sl…
- 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: "slack.net"})-[: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.