jcaptcha.sourceforge.net - dns.ninja

`jcaptcha.sourceforge.net`

	CNAME	`projects.sourceforge.net.cdn.cloudflare.net`
	DNSSEC	⚠️ Not signed
	A	2606:4700::6812:c95^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	2606:4700::6812:d95^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.18.12.149^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.18.13.149^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`sourceforge.net`

	DNSSEC	⚠️ Not signed
	A	2606:4700::6812:c95^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	2606:4700::6812:d95^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.18.12.149^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.18.13.149^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	NS	`ns11.constellix.com` ⭐
	NS	`ns21.constellix.com`
	NS	`ns31.constellix.com`
	NS	`ns41.constellix.net`
	NS	`ns51.constellix.net`
	NS	`ns61.constellix.net`
	MX	`mx.sourceforge.net` ⭐
	TXT	`brave-ledger-verification=09845b65316c1613c72337595c391c4675fff6ae8923768232d...`
	TXT	`SourceForge, Inc.`
	TXT	`google-site-verification=HugCfmT_JOUQaz6xbszx1O9W3ccm_Dh5GiageK7egmM`
	TXT	`v=spf1 include:sparkpostmail.com include:servers.mcsv.net ip4:216.105.38.0/26...`
	TXT	`yandex-verification: eddadce308154a90`
	TXT	`abuseipdb-verification=dvyMFAir`
	TXT	`ca3-1594c24430d2487fad7bceaec2fa251f`
	TXT	`ca3-33e180a2afaa4c86951f4a8ad123e300`
	TXT	`ca3-8b7801430b214be99a3325aab5d0d899`
	TXT	`tollbit-domain-verification=bae1f5123238c200f3429dba2556501be81cc1ab0b0f06921...`
	SOA	`ns11.constellix.com`dns@constellix.com serial=2015014554

WOT: SAFE (71/100)
rank #79 globally
rank #2 in the tld

sourceforge.net

sourceforge.netis the flagship domain of SourceForge, one of the oldest and largest web-based platforms for hosting, distributing, and collaborating on free and open-source software (FOSS) projects. It is currently operated by SourceForge Media, LLC (a subsidiary of BizX, LLC).

Key facts

Owner / operator: SourceForge Media, LLC (BizX, LLC)
TLD:.net— gTLD
Primary purpose: Open-source software project hosting, file distribution, version-control repositories, issue tracking, and community forums
Status: Active

History

Year	Event
1999	Launched by VA Linux Systems as a centralized hosting platform for open-source projects
2007	Parent company rebranded from VA Software to Geeknet
2012	Dice Holdings acquired Geeknet, taking ownership of SourceForge
2015	Significant controversy: SourceForge began bundling adware installers with projects whose maintainers had abandoned the platform; community backlash was severe
2016	BizX (SourceForge Media, LLC) acquired SourceForge from Dice Holdings; adware bundling practices were discontinued under new ownership

Notable subdomains or services

*.sourceforge.net— individual project pages follow the pattern.sourceforge.netor.sourceforge.iofor project web pages
sourceforge.net/projects/— canonical project listing and file-download pages
downloads.sourceforge.net— mirror-routed file download infrastructure

Related domains

sourceforge.io— used for project-hosted web pages (GitHub Pages–style static hosting for SourceForge projects)

🔒 HSTS Preload (+subdomains)
Semrush Rank:#3,511 Keywords:904,876 Traffic:716,168/mo
WOT: SAFE (93/100)
📈 Tranco rank: #226

SourceForge

SourceForge is one of the world's largest open-source software hosting platforms and B2B software comparison marketplaces. Founded in 1999, it serves as both a repository for open-source projects and a discovery platform for business software. The site hosts over 500,000 software projects with 2.1 million registered users, serving nearly 20 million monthly visitors and facilitating approximately 2.6 million daily software downloads.

The platform operates under Slashdot Media and is headquartered in San Diego, California. It provides developers with version control, bug tracking, and distribution tools while offering businesses a comprehensive directory to compare software across 40+ categories including CRM, AI, healthcare, and blockchain solutions.

Infrastructure

Web Hosting: Cloudflare (104.18.12.149, 104.18.13.149)
DNS: Constellix managed nameservers (ns11-ns61.constellix.com/net) via Tiggee with global presence including US, Europe, and Japan
Mail: mx.sourceforge.net hosted by LightEdge (216.105.38.6)
DNSSEC: Unsigned

DNS History

2 records (1 active, 1 former)

○A216.34.181.962015-07-01 → 2016-04-16 · 4 obs

● 2015-07-01 15:39:52
● 2016-04-16 18:08:26
○ 2026-03-27 10:15:32
○ 2026-06-04 16:28:08

●CNAMEprojects.sourceforge.net.cdn.cloudflare.net2026-03-27 → 2026-06-04 · 2 obs

● 2026-03-27 10:15:32
● 2026-06-04 16:28:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
sourceforge.net	ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com...	6 records

✅ Authoritative Response

Server:46.31.237.1

NS records: ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com, ns61.constellix.net, ns31.constellix.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sourceforge.net (unsigned zone)

⏱️ Timing

Total: 547ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`projects.sourceforge.net.cdn.cloudflare.`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns51.constellix.net, ns51.constellix.net, ns41.constellix.net...)

Analysis

IP Addresses

jcaptcha.sourceforge.net resolves to 4 IP numbers: 104.18.12.149, 104.18.13.149, 2606:4700::6812:c95 and 2606:4700::6812:d95.

Additional host names — antonio24.users.sourceforge.net, asemy.users.sourceforge.net, jakin44.users.sourceforge.net and two others — share IP numbers with jcaptcha.sourceforge.net.