Check-Host.cc

Domain

concept.fr

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

Run a live full scan of concept.fr

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
4
A/AAAA targets
Subdomains
6
CT + scan + body
Record Types
5
seen in DNS
Observed Certs
9
in our scans

DNS Records

A
104.18.38.33, 172.64.149.223
AAAA
2606:4700:4406::6812:2621, 2a06:98c1:3105::ac40:95df
MX
0 sage-com.mail.protection.outlook.com
NS
rita.ns.cloudflare.com, tim.ns.cloudflare.com
TXT
QhUAN4uvnncu1nlLCLBcmfW0oNtRw94qJ4BQMMGok1JRTz+w/KnapE7w3sT/jLYTETk/pq/ZtoQBCrvxOEyAyA==, v=spf1 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.

Subdomain Resolves to Last seen
concept.fr 2026-06-04 22:21:22.594

Tech Stack

Tech detection pending

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

TLS Certificates

Subject: synology.multimediaconcept.fr
Issuer: YE2
SANs: synology.multimediaconcept.fr
Subject: ws01.midiconcept.fr
Issuer: ws01.midiconcept.fr
SANs: ws01.midiconcept.fr
Subject: ws01.midiconcept.fr
Issuer: ws01.midiconcept.fr
SANs: ws01.midiconcept.fr
Subject: ws01.midiconcept.fr
Issuer: ws01.midiconcept.fr
SANs: ws01.midiconcept.fr
Subject: ops-concept.fr
Issuer: ops-concept.fr
SANs: ops-concept.fr
Subject: xcpsw001.intra.xena-concept.fr
Issuer: YE2
SANs: xcpsw001.intra.xena-concept.fr
Subject: kt200login.reprog2concept.fr
Issuer: YE2
SANs: discord.reprog2concept.fr, kt200login.reprog2concept.fr, kt200v1.reprog2concept.fr, r2c.reprog2concept.fr, reprog2solutions.reprog2concept.fr, speedtest.reprog2concept.fr
Subject: acticar.procars.api.acticoncept.fr
Issuer: YE2
SANs: acticar.procars.api.acticoncept.fr
Subject: ws01.midiconcept.fr
Issuer: ws01.midiconcept.fr
SANs: ws01.midiconcept.fr
Subject: *.epiconcept.fr
Issuer: GlobalSign RSA OV SSL CA 2018
SANs: *.epiconcept.fr, epiconcept.fr
Subject: electroculture-concept.fr
Issuer: YE2
SANs: electroculture-concept.fr, www.electroculture-concept.fr
Subject: hmzconcept.fr
Issuer: YE2
SANs: hmzconcept.fr, www.hmzconcept.fr
Subject: *.xlconcept.fr
Issuer: GandiCert
SANs: *.xlconcept.fr, xlconcept.fr
Subject: *.medicallconcept.fr
Issuer: R12
SANs: *.medicallconcept.fr, medicallconcept.fr
Subject: 4dconcept.fr
Issuer: YE1
SANs: *.4dconcept.fr, 4dconcept.fr
Subject: thecornerconcept.fr
Issuer: YE1
SANs: thecornerconcept.fr, www.thecornerconcept.fr
Subject: ops-concept.fr
Issuer: ops-concept.fr
SANs: ops-concept.fr
Subject: *.xlconcept.fr
Issuer: GandiCert
SANs: *.xlconcept.fr, xlconcept.fr
Subject: techniconcept.fr
Issuer: YR2
SANs: techniconcept.fr
Subject: partage.vrv-concept.fr
Issuer: YR2
SANs: partage.vrv-concept.fr
Subject: aquaglissconcept.fr
Issuer: YR2
SANs: aquaglissconcept.fr, www.aquaglissconcept.fr
Subject: ops-concept.fr
Issuer: ops-concept.fr
SANs: ops-concept.fr
Subject: *.rocher-concept.fr
Issuer: GandiCert
SANs: *.rocher-concept.fr, rocher-concept.fr
Subject: *.atoutmajeurconcept.fr
Issuer: TrustSign RSA DV CA
SANs: *.atoutmajeurconcept.fr, atoutmajeurconcept.fr
Subject: cockpit.altusconcept.fr
Issuer: YE1
SANs: cockpit.altusconcept.fr
Subject: *.xlconcept.fr
Issuer: GandiCert
SANs: *.xlconcept.fr, xlconcept.fr
Subject: ops-concept.fr
Issuer: ops-concept.fr
SANs: ops-concept.fr
Subject: *.internet-concept.fr
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: *.internet-concept.fr, internet-concept.fr
Subject: ops-concept.fr
Issuer: ops-concept.fr
SANs: ops-concept.fr
Subject: crm.glace-concept.fr
Issuer: R13
SANs: crm.glace-concept.fr

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.

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
TXT v=spf1 include:spf.protection.outlook.com -all 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594
AAAA 2606:4700:4406::6812:2621 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594
AAAA 2a06:98c1:3105::ac40:95df 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594
TXT QhUAN4uvnncu1nlLCLBcmfW0oNtRw94qJ4BQMMGok1JRTz+w/KnapE7w3sT/jLYTETk/pq/ZtoQBCrvxOEyAyA== 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594
NS rita.ns.cloudflare.com 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594
A 172.64.149.223 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594
A 104.18.38.33 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594
MX 0 sage-com.mail.protection.outlook.com 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594
NS tim.ns.cloudflare.com 2026-06-01 15:57:51.893 2026-06-04 22:21:22.594