Check-Host.cc
Domain

4flow.cloud

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Run a live full scan of 4flow.cloud

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

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Hosting IPs
36
A/AAAA targets
Subdomains
31
CT + scan + body
Record Types
5
seen in DNS
Observed Certs
2
in our scans

DNS Records

A
35.210.179.60
AAAA
MX
0 4flow-cloud.mail.protection.outlook.com, 10 mail.register.it
NS
carter.ns.cloudflare.com, gail.ns.cloudflare.com
TXT
MS=ms43430136, google-site-verification=9V4AKSM60fir59k35FTUaz-UbsWmfPyHSG6HusHEhck, google-site-verification=FT00ckfLg1h7gjBth_wP9Sjm0dmzTCx1c-YCPScXlbQ, google-site-verification=U_06XoHviYC4OjzoC1UvjxiQJOJC5ztyX-kODm_9FGg, google-site-verification=gf_Tb2_0IH1CPPT4eSWuXktRjQV7_pa65JzwCx7mFPE, v=spf1 a ip4:2.33.199.103/32 include:spf.protection.outlook.com ~all
CNAME
CAA

WHOIS / Registration

Registration data planned

Registrar, creation/expiry dates and domain status via RDAP. Rolling out gradually — bulk WHOIS is rate-limited, so we resolve on a prioritized cadence.

Subdomains

Every subdomain we know about — harvested from CT-log SANs, scan-observed certs and HTML body references — paired with its current A/AAAA target.

Tech Stack

Tech detection pending

Wappalyzer-rules detect CMS, frameworks, analytics, JS libs and server-side languages on this domain.

TLS Certificates

Subject: *.4flow.cloud
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: *.4flow.cloud, 4flow.cloud

IPs Citing This Domain

No citing IPs found yet

As the world-sweep progresses, hosts referencing this domain in their HTML will surface here.

Origin / IP-Leak

USP

When a hostname is served behind a CDN (e.g. Cloudflare), the origin server can sometimes be identified by matching its TLS cert against the protected hostname. Findings shown here are heuristic candidates, not guarantees.

No origin-IP leaks detected (yet)

Either this domain doesn't sit behind a CDN, or we haven't seen a TLS cert from a non-CDN IP matching this hostname. Run a fullscan to refresh the cert→IP cross-reference.

CT-Log Evidence

Certificates from public Certificate Transparency logs whose subject or SAN names this domain — including historic certs we never observed live.

7537295fd79226a0… digicert · wyvern2026h2
Subject: 4flow.cloud
Issuer: WE1
SANs: 4flow.cloud, *.4flow.cloud
Valid: 2026-08-13 07:32:51 → 2026-11-11 08:32:37
0cff8c6f10955c09… digicert · wyvern2026h2
Subject: 4flow.cloud
Issuer: WR1
SANs: 4flow.cloud, *.4flow.cloud
Valid: 2026-08-13 07:32:31 → 2026-11-11 08:30:16

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Passive DNS — every value this name ever resolved to and when we first / last observed it. Updates every cycle of our forward-DNS crawler.

Type Value First seen Last seen
NS gail.ns.cloudflare.com 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
NS carter.ns.cloudflare.com 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
TXT google-site-verification=U_06XoHviYC4OjzoC1UvjxiQJOJC5ztyX-kODm_9FGg 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
TXT MS=ms43430136 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
TXT v=spf1 a ip4:2.33.199.103/32 include:spf.protection.outlook.com ~all 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
TXT google-site-verification=FT00ckfLg1h7gjBth_wP9Sjm0dmzTCx1c-YCPScXlbQ 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
A 35.210.179.60 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
MX 0 4flow-cloud.mail.protection.outlook.com 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
TXT google-site-verification=gf_Tb2_0IH1CPPT4eSWuXktRjQV7_pa65JzwCx7mFPE 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
MX 10 mail.register.it 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
SRV _sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841
TXT google-site-verification=9V4AKSM60fir59k35FTUaz-UbsWmfPyHSG6HusHEhck 2026-05-31 18:44:51.117 2026-08-30 00:51:13.841