webqc.org website report
Chemical portal: a place for chemistry enthusiasts and professionals alike. Chemistry tools, periodic table, unit converters and more.
Webqc was registered 22 years 6 months ago, is ranked #92,716 worldwide (top 3%), has an estimated value of $22,264. It may earn around $1,971 per month from advertising.
Science English Cloudflare
Last updated
United StatesKey facts about webqc.org
- Domain
- webqc.org
- Website name
- Chemical Portal - Chemistry Online Education
- Category
- Science
- Estimated worth
- $22,264
- Global rank
- #92,716 (top 3% of 3.4M ranked sites)
- Monthly visitors (est.)
- 21K · 1M page views
- Registered
- April 3, 2004 (22 years 6 months ago)
- Expires
- April 3, 2027
- Registrar
- Cloudflare, Inc.
- Server location
United States- Network
- CloudFlare AS13335
- CDN
- Cloudflare
- Email provider
- Zoho Mail
- Language
- English
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 34,430 | 689 | $66 |
| Monthly | 1,032,909 | 20,658 | $1,971 |
| Yearly | 12,394,908 | 247,896 | $23,652 |
Modelled from the global rank — not measured analytics. Use them to compare sites, not as exact figures.
How we estimate webqc.org's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $22,264Driven by the global rank #92,716 (≈1M page views / month) plus a capped age bonus.
- Activity value: $1,088Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (22 years 6 months) | $364 |
| Active website with metadata | +$150 |
| Professional email (Zoho Mail) | +$150 |
| Email authentication (SPF) | +$50 |
| CDN / performance layer (Cloudflare) | +$100 |
| Security headers (83/100) | +$249 |
| IPv6 enabled | +$25 |
Revenue, sales or private analytics are not public and are not included. This is not an appraisal or a sale price.
On-page SEO
| Title | Chemical Portal - Chemistry Online Education 44 chars |
|---|---|
| Meta description | Chemical portal: a place for chemistry enthusiasts and professionals alike. Chemistry tools, periodic table, unit converters and more. 134 chars |
| Meta keywords | None |
| Language | English |
| Response time | 0.82 s Average |
Homepage structure
No H1 heading found in the server HTML.
Technology & infrastructure
| CDN / proxy | Cloudflare |
|---|---|
| Web server | cloudflare |
| Platform / language | Not disclosed |
| DNS provider | Cloudflare |
| Email provider | Zoho Mail |
| SPF record | v=spf1 include:zeptomail.net include:zoho.com ~all |
| IPv6 (AAAA) | Yes |
| CAA record | No |
Services verified in DNS
Google Search Console
Detected from TXT verification and SPF records published by the domain owner.
Domain name
| Extension | .org — a generic extension popular with non-profits and communities |
|---|---|
| Name length | 5 characters Short |
| Hyphens / digits | No hyphen · no digits |
Security headers
Homepage answered HTTP 403 at https://webqc.org/ · HTTP/3 available · checked Oct 30, 2026
The homepage returned HTTP 403 (often bot protection or an error page), so these headers may differ from what regular visitors receive.
- HTTPSThe homepage is served over an encrypted HTTPS connection.
- HTTP → HTTPS redirectVisitors typing http:// are redirected to the secure version.
- Strict-Transport-Security (HSTS)Not set: browsers may still try plain HTTP first.
- Content-Security-PolicyPresent but allows 'unsafe-eval', which weakens XSS protection.
- Clickjacking protectionX-Frame-Options: SAMEORIGIN prevents the site from being framed by others.
- X-Content-Type-Optionsnosniff: browsers will not guess content types.
- Referrer-Policysame-origin
- Permissions-PolicyRestricts powerful browser features (camera, microphone, geolocation…).
- Software version disclosureNo software version numbers disclosed in headers.
Raw HTTP response headers
HTTP/2 403
date: Fri, 30 Oct 2026 04:19:03 GMT
content-type: text/html; charset=UTF-8
accept-ch: Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
cf-mitigated: challenge
content-security-policy: default-src 'none'; script-src 'nonce-OaQXS2VWmzWHdGdnL3JZWT' 'unsafe-eval' https://challenges.cloudflare.com; script-src-attr 'none'; style-src 'unsafe-inline'; img-src 'self' https://challenges.cloudflare.com; connect-src 'self' https://challenges.cloudflare.com; frame-src 'self' https://challenges.cloudflare.com blob:; child-src 'self' https://challenges.cloudflare.com blob:; worker-src blob:; form-action http: https:; base-uri 'self'
server: cloudflare
critical-ch: Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
cross-origin-embedder-policy: require-corp
cross-origin-opener-policy: same-origin
cross-origin-resource-policy: same-origin
origin-agent-cluster: ?1
permissions-policy: accelerometer=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=(),xr-spatial-tracking=*
referrer-policy: same-origin
server-timing: chlray;desc="a5279e9999361bf1"
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=ZyS%2F4rtv9Q4IFiH3J0DRHBS7Zq8SuxIMrIWqS%2Bz3XCMRiY1WbEgGeQBQfFWvCfUHEgkse3hTK2ZCLk%2Bc%2Ftn8VK3QjwR48p1802goTUl%2BsFXxVYqy6LR5TWawRcg%3D"}]}
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
content-encoding: zstd
cf-ray: a5279e9999361bf1-CDG
alt-svc: h3=":443"; ma=86400
Hosting
| IP address | 104.21.26.168 |
|---|---|
| Location | United States |
| Network (ISP) | CloudFlare |
| Autonomous system | AS13335 CloudFlare, Inc. |
| Server software | cloudflare |
Nameservers
| Host | IP | Country |
|---|---|---|
| amy.ns.cloudflare.com | 108.162.192.101 | United States |
| merlin.ns.cloudflare.com | 108.162.193.205 | United States |
Domain registration (WHOIS)
| Registrar | Cloudflare, Inc. |
|---|---|
| Created | April 3, 2004 22 years 6 months ago |
| Updated | September 19, 2025 |
| Expires | April 3, 2027 in 152 days |
| Status | clientTransferProhibited |
Raw WHOIS record
Domain Name: webqc.org Registry Domain ID: REDACTED Registrar WHOIS Server: http://whois.cloudflare.com Registrar URL: http://www.cloudflare.com Updated Date: 2025-09-19T15:58:27Z Creation Date: 2004-04-03T18:34:50Z Registry Expiry Date: 2027-04-03T18:34:50Z Registrar: Cloudflare, Inc. Registrar IANA ID: 1910 Registrar Abuse Contact Email: [email protected] Registrar Abuse Contact Phone: +1.6503198930 Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Name Server: amy.ns.cloudflare.com Name Server: merlin.ns.cloudflare.com DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://icann.org/wicf/ >>> Last update of WHOIS database: 2025-12-02T23:01:47Z <<< For more information on Whois status codes, please visit https://icann.org/epp Terms of Use: Access to Public Interest Registry WHOIS information is provided to assist persons in determining the contents of a domain name registration record in the Public Interest Registry registry database. The data in this record is provided by Public Interest Registry for informational purposes only, and Public Interest Registry does not guarantee its accuracy. This service is intended only for query-based access. You agree that you will use this data only for lawful purposes and that, under no circumstances will you use this data to (a) allow, enable, or otherwise support the transmission by e-mail, telephone, or facsimile of mass unsolicited, commercial advertising or solicitations to entities other than the data recipient's own existing customers; or (b) enable high volume, automated, electronic processes that send queries or data to the systems of Registry Operator, a Registrar, or Identity Digital except as reasonably necessary to register domain names or modify existing registrations. All rights reserved. Public Interest Registry reserves the right to modify these terms at any time. By submitting this query, you agree to abide by this policy. The Registrar of Record identified in this output may have an RDDS service that can be queried for additional information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
DNS records
| Type | Host | Value | TTL |
|---|---|---|---|
| A | webqc.org | ip: 104.21.26.168 | 297 |
| A | webqc.org | ip: 172.67.137.100 | 297 |
| NS | webqc.org | target: merlin.ns.cloudflare.com | 86400 |
| NS | webqc.org | target: amy.ns.cloudflare.com | 86400 |
| SOA | webqc.org | mname: amy.ns.cloudflare.com rname: dns.cloudflare.com serial: 2390072650 refresh: 10000 retry: 2400 expire: 604800 minimum-ttl: 1800 | 1800 |
| MX | webqc.org | pri: 50 target: mx3.zoho.com | 300 |
| MX | webqc.org | pri: 10 target: mx.zoho.com | 300 |
| MX | webqc.org | pri: 20 target: mx2.zoho.com | 300 |
| TXT | webqc.org | txt: zoho-verification=zb22209867.zmverify.zoho.com | 300 |
| TXT | webqc.org | txt: google-site-verification=7pSTBxRfsylhRzunD74q5OcyZx1sY8PKDOVQCU6Dt5Y | 300 |
| TXT | webqc.org | txt: v=spf1 include:zeptomail.net include:zoho.com ~all | 300 |
| AAAA | webqc.org | ipv6: 2606:4700:3037::6815:1aa8 | 297 |
| AAAA | webqc.org | ipv6: 2606:4700:3033::ac43:8964 | 297 |
Websites similar to webqc.org
More alternatives on Similars.net →
webqc.org compared with similar websites
| Website | Global rank | Est. worth | Registered | Hosted in |
|---|---|---|---|---|
| webqc.org | #92,716 | $22,264 | 2004 | United States |
| worldofchemicals.com | #1,122,598 | $1,363 | 2009 | United States |
| rigb.org | #92,736 | $22,294 | 1999 | United States |
| maree.info | #92,678 | $21,966 | — |  France |
| luke.fi | #92,851 | $21,917 | — | United States |
| sgu.se | #92,952 | $22,233 | 1991 |  Sweden |
| scienceworld.ca | #92,448 | $22,031 | — | United States |
Websites ranked near webqc.org
-
#92,706
vva.org $22,303
-
#92,706
payme.uz $21,958
-
#92,712
skyscanner.nl $21,956
-
#92,715
druglibrary.org $21,955
-
#92,716
-
#92,719
wpdevshed.com $22,119
-
#92,719
hellporno.com $22,149
-
#92,720
presidency.ro $22,299
-
#92,723
qaa.ac.uk $21,953
Questions about webqc.org
When was webqc.org registered?
Webqc.org was registered on April 3, 2004, making it 22 years 6 months old.
Who is the domain registrar for webqc.org?
Webqc.org is registered through Cloudflare, Inc..
Where is webqc.org hosted?
Webqc.org's server (IP 104.21.26.168) is located in United States.
How much is webqc.org worth?
We estimate webqc.org is worth $22,264. This is an automated estimate based on the site's global traffic rank, domain age and observable activity signals (professional email, business services, security, CDN) — not a professional appraisal or a real sale price.
How much traffic does webqc.org get?
Based on its rank, webqc.org receives roughly 21K unique visitors and 1M page views per month. These figures are modelled from the rank, not measured.
What is webqc.org's global rank?
Webqc.org has an estimated global rank of 92,716, sourced from Rankeez.com, which aggregates the Tranco, Majestic, DomCop and Cisco Umbrella rankings. This is an independent estimate, not affiliated with Amazon Alexa, which discontinued its own ranking service in 2022.
Who hosts webqc.org?
Webqc.org resolves to 104.21.26.168, on the network of CloudFlare (AS13335), and is served through Cloudflare. Its DNS is managed by Cloudflare.
What email provider does webqc.org use?
According to its MX records, webqc.org receives email with Zoho Mail. It publishes an SPF record to authenticate its outgoing mail.
When does webqc.org expire?
The domain registration of webqc.org is valid until April 3, 2027 (in 152 days), at Cloudflare, Inc.. Owners usually renew before that date.
What websites are similar to webqc.org?
Popular websites in the same category as webqc.org include worldofchemicals.com, rigb.org, maree.info, luke.fi, sgu.se.
Own webqc.org? Add the badge
Shows your live global rank. To cite this report: “StatMemory, webqc.org website report, https://statmemory.com/webqc.org”.
StatMemory is not affiliated with webqc.org. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.