Hostname

prosto.com

Last fetched Tue, 22 Sep 2026 13:12:02 GMT

prosto.com resolves to 104.21.65.88, announced in 104.21.64.0/20 by CLOUDFLARENET - Cloudflare, Inc. in CA. prosto.com is not listed on any threat feed indexed by WhisperGraph; reconciled level NONE.

Threat posture

0threat score (procedure-native scale)

NONE

No threats observed.

Threat feeds listing this: 0
Verdict coverage: known-clean

Nutrition Label

Resolution chain

104.21.65.88
104.21.64.0/20 · CLOUDFLARENET - Cloudflare, Inc. · Toronto, CA
172.67.189.180
172.67.176.0/20 · CLOUDFLARENET - Cloudflare, Inc. · Toronto, CA
18.192.16.145
18.192.0.0/15 · AMAZON-02 - Amazon.com, Inc. · Frankfurt am Main, DE
18.194.210.197
18.194.0.0/15 · AMAZON-02 - Amazon.com, Inc. · Frankfurt am Main, DE
18.197.243.191
18.196.0.0/15 · AMAZON-02 - Amazon.com, Inc. · Frankfurt am Main, DE
3.126.174.33
3.124.0.0/14 · AMAZON-02 - Amazon.com, Inc. · Frankfurt am Main, DE
3.66.123.13
3.64.0.0/12 · AMAZON-02 - Amazon.com, Inc. · Frankfurt am Main, DE
3.68.24.133
3.64.0.0/12 · AMAZON-02 - Amazon.com, Inc. · Frankfurt am Main, DE
52.59.90.198
52.58.0.0/15 · AMAZON-02 - Amazon.com, Inc. · Frankfurt am Main, DE
57.128.252.10
57.128.192.0/18 · OVH - OVH SAS

IPv6 resolution

Attribution

Cloudflare

cdn · ORIGIN_AS, CDN

WHOIS identity

Registrar: iana:269
Registrant organisation: c/o whoisproxy.com
Contact emails: prosto.com@namebrightprivacy.com, 01683b9f61645eab3f0af8b256db9ee680fb389e39672b4e7395d822bf57c54e@prosto.com.whoisproxy.org, 08b0715f00fb449a9229e6a6d7b4934478ac1575d491206c642f8de8ba2b946a@prosto.com.whoisproxy.org, 275a548ba903e57a14e360cf5ccf3d68132245e83a69d5985348b6a5ff2bde60@prosto.com.whoisproxy.org, 3e4f88c35d4aebed457636fde2b8aeca754b1d95185ceaca4541733065f07622@prosto.com.whoisproxy.org, 5a8cb15c75b57d8c06b74e79876affe79a4ce1ba7e6666f16716089121fe3d44@prosto.com.whoisproxy.org, 66a31dc910e04841ff7ff4fd20c0081b57dfa2032d538269b1d251a744db0721@prosto.com.whoisproxy.org, 99951015b23fc4f62eb8e8cfcdec65384065d04f4a20276c8533b6b535c71ea3@prosto.com.whoisproxy.org, a4822ee94079000790b69a214d73dd4fe10dccd8d03f0083c3de05f64b1935c0@prosto.com.whoisproxy.org, b88d2d06202b991a65fe79a2e0c1aa527240e2fde606883f1c9908275e846cce@prosto.com.whoisproxy.org, ba3ab4519a9486a4f623232707c19fbe73191a83a90cae8cefadac5e4d023972@prosto.com.whoisproxy.org, bec281c7804aa188f958c5e3b8086fb7beca68aca70ede515f98104f83dfb36e@prosto.com.whoisproxy.org, d2fdfa01c1ef9058514604d0a054eb0d7bab2ae9a2d03a4f11b334fe24fe8a65@prosto.com.whoisproxy.org, fa6384848b679bcc4ece8b7a763a2a0c929cdd5b378afcd97806f34d9a1f3293@prosto.com.whoisproxy.org, a.a.kovalev@inbox.ru

Subdomains

Subdomain
app.prosto.com
en.prosto.com
ghdfbcxcsa.prosto.com
hurt.prosto.com
kontraktacja.prosto.com
static.prosto.com
uat.prosto.com
uodate234.prosto.com
www.prosto.com

Showing 9 of 11. View all subdomains →

Web-graph footprint

Sampled `LINKS_TO` edges. The hyperlink layer is a pilot sample, not a web-scale crawl, so these are illustrative.

Mail and authentication

Nameservers

ns-52.awsdns-06.com
irma.ns.cloudflare.com
roman.ns.cloudflare.com
ns-791.awsdns-34.net
ns-1267.awsdns-30.org
dns.home.pl
dns2.home.pl
dns3.home.pl
ns-1555.awsdns-02.co.uk

MX records

prosto-com.mail.protection.outlook.com

SPF policy

include: _spf.mail03-userengage.com
include: spf.protection.outlook.com
include: _spf.emaillabs.net.pl
include: poczta.prosto.pl

Threat-feed evidence

History

Pivot from prosto.com into the addresses, networks and registries it depends on.

Cypher and MCP

Reproduce this hostname's resolution chain against graph.whisper.security:

MATCH (h:HOSTNAME {name: "prosto.com"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)-[:ROUTES]->(a:ASN)
OPTIONAL MATCH (a)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, a.name AS asn, n.name AS network
LIMIT 20

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