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100duplex.com was registered with Spaceship, Inc. on 12 Oct 2026. Its SSL certificate from Google Trust Services is valid until 10 Jan 2027, and the site supports HTTP/3.
On-page basics for the homepage.
Networks cache previews — changes can take time to show.
What security vendors and the WOT community say about this domain.
0 of 5 protections set up
No SPF record: any server can send mail that claims to come from this domain.
—No key at the 12 common selectors we checked. A custom selector can’t be found from DNS alone.
—No DMARC policy: receivers aren’t told what to do with mail that fails SPF and DKIM.
—Forces encrypted delivery between mail servers.
—Shows the brand logo in supporting inboxes. Optional; needs DMARC enforcement.
—Read from the domain's public DNS records.
0 of 6 recommended headers
The page is served over plain HTTP, so HTTPS can’t be enforced.
Limits where scripts can load from — the main defence against XSS.
Stops the site being framed for clickjacking.
Prevents browsers guessing file types.
Which AI crawlers this site allows, and whether it publishes an llms.txt.
From robots.txt. “Partly blocked”: kept out of some pages, not the homepage. Not every crawler follows it. llms.txt is an optional guide some sites publish for AI assistants — it is not a ranking factor.
Pages and files that show who runs the site and how it handles data.
What loads and tracks visitors when the homepage opens.
Running a full browser scan of the homepage… This takes about a minute.
Internet standards that make a site faster and safer.
The path from a typed address to the final page.
No similar domains registered in the last 90 days.
From CubDomain's daily newly registered domains. Similar doesn't mean malicious.
Is 100duplex.com’s name taken on other extensions?
Every IP address 100duplex.com resolves to, and where it's hosted.
| Host | IPv4 address | TTL |
|---|---|---|
| 100duplex.com | 104.21.95.152 | 300 |
| 100duplex.com | 172.67.145.133 | 300 |
| Host | IPv6 address | TTL |
|---|---|---|
| 100duplex.com | 2606:4700:3033::6815:5f98 | 300 |
| 100duplex.com | 2606:4700:3037::ac43:9185 | 300 |
| Host | Name server | TTL |
|---|---|---|
| 100duplex.com | coco.ns.cloudflare.com | 86400 |
| 100duplex.com | ridge.ns.cloudflare.com | 86400 |
| Host | Text | TTL |
|---|---|---|
| 100duplex.com | "google-site-verification=TSO24EMV4xGnTu7jKCpos4SrBD3_xAESg0WGfhc0vLM" | 120 |
| Host | Start of authority | TTL |
|---|---|---|
| 100duplex.com | coco.ns.cloudflare.com dns.cloudflare.com 2418214107 10000 2400 604800 1800 | 1800 |
No reviews yet. Used 100duplex.com? Be the first to say how it went.
Reviews are from CubDomain users and are separate from the security verdicts above.
Common questions, answered from this report's data.
100duplex.com has no community safety rating yet, and it isn't on any of the 6 blocklists we check. Its SSL certificate is valid until 10 Jan 2027. See Security →
100duplex.com is registered through Spaceship, Inc. See WHOIS →
The registration expires on 12 Oct 2027 — in 11 months. See Overview →
100duplex.com was registered on 12 Oct 2026, making it 1 month old. See Overview →
100duplex.com is served from 4 IP addresses, mainly on AS13335. See Hosting →
Raw registry data for 100duplex.com. May be redacted by privacy services.
Domain Name: 100DUPLEX.COM
Registry Domain ID: 3152617793_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.spaceship.com
Registrar URL: http://www.spaceship.com
Updated Date: 2026-10-12T03:51:32Z
Creation Date: 2026-10-12T03:48:07Z
Registry Expiry Date: 2027-10-12T03:48:07Z
Registrar: Spaceship, Inc.
Registrar IANA ID: 3862
Registrar Abuse Contact Email: abuse@spaceship.com
Registrar Abuse Contact Phone: +1.9854014545
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: COCO.NS.CLOUDFLARE.COM
Name Server: RIDGE.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2026-11-14T23:21:51Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
NOTICE: The expiration date displayed in this record is the date the
registrar's sponsorship of the domain name registration in the registry is
currently set to expire. This date does not necessarily reflect the expiration
date of the domain name registrant's agreement with the sponsoring
registrar. Users may consult the sponsoring registrar's Whois database to
view the registrar's reported date of expiration for this registration.
TERMS OF USE: You are not authorized to access or query our Whois
database through the use of electronic processes that are high-volume and
automated except as reasonably necessary to register domain names or
modify existing registrations; the Data in VeriSign Global Registry
Services' ("VeriSign") Whois database is provided by VeriSign for
information purposes only, and to assist persons in obtaining information
about or related to a domain name registration record. VeriSign does not
guarantee its accuracy. By submitting a Whois query, you agree to abide
by the following terms of use: You agree that you may use this Data only
for lawful purposes and that under no circumstances will you use this Data
to: (1) allow, enable, or otherwise support the transmission of mass
unsolicited, commercial advertising or solicitations via e-mail, telephone,
or facsimile; or (2) enable high volume, automated, electronic processes
that apply to VeriSign (or its computer systems). The compilation,
repackaging, dissemination or other use of this Data is expressly
prohibited without the prior written consent of VeriSign. You agree not to
use electronic processes that are automated and high-volume to access or
query the Whois database except as reasonably necessary to register
domain names or modify existing registrations. VeriSign reserves the right
to restrict your access to the Whois database in its sole discretion to ensure
operational stability. VeriSign may restrict or terminate your access to the
Whois database for failure to abide by these terms of use. VeriSign
reserves the right to modify these terms at any time.
The Registry database contains ONLY .COM, .NET, .EDU domains and
Registrars.Four timed TCP connections to port 443 from CubDomain's servers.
CubDomain is not affiliated with 100duplex.com. Data is collected independently from public sources and some figures are estimates, provided for information only.
Controls how much of the URL is shared with other sites.
Restricts camera, microphone and other browser features.
From the homepage's response, http://100duplex.com/en
Spam and malware blocklists for the site's IP and mail servers.
0 of 6 blocklists list this domain's IP or mail servers.
When the site first appeared, and what has changed since.
No changes seen since we started recording on 14 Nov 2026.
Found in public certificate transparency logs.
No subdomains found in the certificate transparency logs.