Hostname

h2so4.com.br

Last fetched Fri, 24 Jul 2026 06:37:36 GMT

h2so4.com.br resolves to 1 IPv4 address operated by AS27715 in BR.

Nutrition Label

Resolution chain

h2so4.com.br 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
187.45.193.159	187.45.193.0/24	AS27715	—	BR

WHOIS identity

Registrar

—

Organization

m b consultores ltda.

Contact emails

mariobeer@uol.com.br

Subdomains

1 observed subdomain of h2so4.com.br.

Subdomain
www.h2so4.com.br

Web-graph footprint

Distinct hostnames that link to or from h2so4.com.br in the public web crawl.

16 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for h2so4.com.br.

Mechanism	Target
SPF_INCLUDE	_spf.locaweb.com.br

Pivot deeper into the graph from h2so4.com.br.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "h2so4.com.br"})-[: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 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.