Hostname
it-sys.at
Last fetched
it-sys.at 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 DE. WHOIS lists registrar:ionos se as the registrar.
Nutrition Label
Resolution chain
it-sys.at 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 |
|---|---|---|---|---|
| 212.227.234.19 | 212.227.0.0/16 | 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. | DE |
WHOIS identity
- Registrar
- registrar:ionos se
- Organization
- 1&1 internet
- Contact emails
Subdomains
4 observed subdomains of it-sys.at.
Web-graph footprint
Distinct hostnames that link to or from it-sys.at in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
3 SPF mechanisms authorising senders for it-sys.at.
| Mechanism | Target |
|---|---|
| SPF_A | it-sys.at |
| SPF_A | strange-jang.212-227-234-19.plesk.page |
| SPF_MX | it-sys.at |
Related pages
Pivot deeper into the graph from it-sys.at.
- IP · 212.227.234.19
- 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 · DE
- Email · hostmaster@1und1.de
- TLD · .at
- 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: "it-sys.at"})-[: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.