Hostname
tu-sofia.bg
Last fetched
tu-sofia.bg resolves to 1 IPv4 address operated by TUSNET-AS 8, Kliment Ohridski St. in BG.
Nutrition Label
Resolution chain
tu-sofia.bg 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 |
|---|---|---|---|---|
| 81.161.240.3 | 81.161.240.0/24 | AS28949 | TUSNET-AS 8, Kliment Ohridski St. | BG |
WHOIS identity
- Registrar
- —
- Organization
- tu - sofia
- Contact emails
- —
Subdomains
2,663 observed subdomains of tu-sofia.bg.
Showing 25 of 2,663. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from tu-sofia.bg in the public web crawl.
625 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
4 SPF mechanisms authorising senders for tu-sofia.bg.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _spf.google.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 81.161.240.0/20 |
| SPF_MX | tu-sofia.bg |
Related pages
Pivot deeper into the graph from tu-sofia.bg.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "tu-sofia.bg"})-[: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.