opentutorials.org website report
Opentutorials was registered 15 years 9 months ago, is ranked #105,051 worldwide (top 3%), has an estimated value of $19,113. It may earn around $1,738 per month from advertising.
Society & Culture English Cloudflare
Last updated
United StatesKey facts about opentutorials.org
- Domain
- opentutorials.org
- Website name
- 오픈튜토리얼스
- Category
- Society & Culture
- Estimated worth
- $19,113
- Global rank
- #105,051 (top 3% of 3.3M ranked sites)
- Monthly visitors (est.)
- 18K · 911K page views
- Registered
- January 20, 2011 (15 years 9 months ago)
- Expires
- January 20, 2030
- Registrar
- Dotname Korea Corp.
- Server location
United States- Network
- CloudFlare AS13335
- CDN
- Cloudflare
- Email provider
- Google Workspace
- Language
- English
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 30,357 | 607 | $58 |
| Monthly | 910,715 | 18,214 | $1,738 |
| Yearly | 10,928,580 | 218,568 | $20,856 |
Modelled from the global rank — not measured analytics. Use them to compare sites, not as exact figures.
Global rank history
Monthly values
| Month | Global rank |
|---|---|
| 2026-06 | #37,524,246 |
| 2026-07 | #108,831 |
| 2026-08 | #105,051 |
Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).
How we estimate opentutorials.org's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $19,113Driven by the global rank #105,051 (≈911K page views / month) plus a capped age bonus.
- Activity value: $1,186Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (15 years 9 months) | $261 |
| Active website with metadata | +$150 |
| Professional email (Google Workspace) | +$150 |
| Email authentication (SPF) | +$50 |
| CDN / performance layer (Cloudflare) | +$100 |
| Business services (Amazon SES, Google Workspace, Meta (Facebook) Business) | +$300 |
| Security headers (50/100) | +$150 |
| 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 | 오픈튜토리얼스 7 chars |
|---|---|
| Meta description | Missing |
| Meta keywords | None |
| Language | English |
| Response time | 0.8 s Fast |
Homepage structure
Exactly one H1 heading — good practice.
Technology & infrastructure
| CDN / proxy | Cloudflare |
|---|---|
| Web server | cloudflare |
| Platform / language | Not disclosed |
| DNS provider | Cloudflare |
| Email provider | Google Workspace |
| SPF record | v=spf1 include:_spf.google.com include:amazonses.com include:spf.mtasv.net include:mail.stibee.com ~all |
| IPv6 (AAAA) | Yes |
| CAA record | No |
Services verified in DNS
Amazon SES Google Workspace Meta (Facebook) Business
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 | 13 characters Long |
| Hyphens / digits | No hyphen · no digits |
Security headers
Homepage answered HTTP 200 at https://opentutorials.org/ · checked Oct 23, 2026
- 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-PolicyNot set: no restriction on which scripts may run.
- Clickjacking protectionNeither X-Frame-Options nor CSP frame-ancestors is set.
- X-Content-Type-OptionsNot set to nosniff.
- Referrer-PolicyNot set (browsers default to strict-origin-when-cross-origin).
- Permissions-PolicyNot set: browser features are not explicitly restricted.
- Cookie flags1 cookie(s) set, all with Secure, HttpOnly and SameSite.
- Software version disclosureNo software version numbers disclosed in headers.
Raw HTTP response headers
HTTP/2 200
date: Fri, 23 Oct 2026 21:09:02 GMT
content-type: text/html; charset=UTF-8
expires: Thu, 19 Nov 1981 08:52:00 GMT
cache-control: no-store, no-cache, must-revalidate
pragma: no-cache
vary: User-Agent,Accept
set-cookie: ot_session=9f5ec87f1427f2ab780039b0f320ac3e; expires=Tue, 22 Dec 2026 21:09:02 GMT; Max-Age=5184000; path=/; domain=opentutorials.org; secure; HttpOnly; SameSite=Lax
x-ot-origin: eb-php85
server: cloudflare
cf-cache-status: DYNAMIC
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=zMo5eRl4bWuCZmhDk52WDktL%2BqFx3MerdrWUgCN%2BC7OhPw3Ib4K3ARY9PRN9WqemTYtyPq0wMwzmb9DvPu%2FwumchDP5WWp9NWDeU25euQGxvgB4GVEv086SFLprxbCnSes8Q"}]}
content-encoding: br
cf-ray: a4f3b86d5c0979d6-CDG
Hosting
| IP address | 104.26.8.66 |
|---|---|
| Location | United States |
| Network (ISP) | CloudFlare |
| Autonomous system | AS13335 CloudFlare, Inc. |
| Server software | cloudflare |
Nameservers
| Host | IP | Country |
|---|---|---|
| — | |
| george.ns.cloudflare.com | 172.64.33.167 | United States |
| violet.ns.cloudflare.com | 173.245.58.237 | United States |
Domain registration (WHOIS)
| Registrar | Dotname Korea Corp. |
|---|---|
| Created | January 20, 2011 15 years 9 months ago |
| Updated | August 11, 2026 |
| Expires | January 20, 2030 in 1,183 days |
| Status | clientTransferProhibited |
Raw WHOIS record
Domain Name: opentutorials.org Registry Domain ID: REDACTED Registrar WHOIS Server: Registrar URL: http://www.dotname.co.kr Updated Date: 2026-08-11T22:49:09Z Creation Date: 2011-01-20T13:04:16Z Registry Expiry Date: 2030-01-20T13:04:16Z Registrar: Dotname Korea Corp. Registrar IANA ID: 1132 Registrar Abuse Contact Email: [email protected] Registrar Abuse Contact Phone: +82.7070900820 Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Name Server: george.ns.cloudflare.com Name Server: violet.ns.cloudflare.com DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://icann.org/wicf/ >>> Last update of WHOIS database: 2026-08-29T21:33:10Z <<< 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 | opentutorials.org | ip: 104.26.9.66 | 295 |
| A | opentutorials.org | ip: 104.26.8.66 | 295 |
| A | opentutorials.org | ip: 172.67.69.81 | 295 |
| NS | opentutorials.org | target: george.ns.cloudflare.com | 86400 |
| NS | opentutorials.org | target: violet.ns.cloudflare.com | 86400 |
| SOA | opentutorials.org | mname: george.ns.cloudflare.com rname: dns.cloudflare.com serial: 2412109156 refresh: 10000 retry: 2400 expire: 604800 minimum-ttl: 1800 | 1800 |
| MX | opentutorials.org | pri: 5 target: alt2.aspmx.l.google.com | 300 |
| MX | opentutorials.org | pri: 10 target: aspmx3.googlemail.com | 300 |
| MX | opentutorials.org | pri: 5 target: alt1.aspmx.l.google.com | 300 |
| MX | opentutorials.org | pri: 10 target: aspmx2.googlemail.com | 300 |
| MX | opentutorials.org | pri: 1 target: aspmx.l.google.com | 300 |
| TXT | opentutorials.org | txt: v=spf1 include:_spf.google.com include:amazonses.com include:spf.mtasv.net include:mail.stibee.com ~all | 300 |
Show all 16 records
| TXT | opentutorials.org | txt: facebook-domain-verification=v3ktuebvy3py163x0og55v194t3p6w | 300 |
| AAAA | opentutorials.org | ipv6: 2606:4700:20::ac43:4551 | 295 |
| AAAA | opentutorials.org | ipv6: 2606:4700:20::681a:942 | 295 |
| AAAA | opentutorials.org | ipv6: 2606:4700:20::681a:842 | 295 |
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Questions about opentutorials.org
When was opentutorials.org registered?
Opentutorials.org was registered on January 20, 2011, making it 15 years 9 months old.
Who is the domain registrar for opentutorials.org?
Opentutorials.org is registered through Dotname Korea Corp..
Where is opentutorials.org hosted?
Opentutorials.org's server (IP 104.26.8.66) is located in United States.
How much is opentutorials.org worth?
We estimate opentutorials.org is worth $19,113. 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 opentutorials.org get?
Based on its rank, opentutorials.org receives roughly 18K unique visitors and 911K page views per month. These figures are modelled from the rank, not measured.
What is opentutorials.org's global rank?
Opentutorials.org has an estimated global rank of 105,051, sourced from Rankeez.com, which aggregates the Tranco, Majestic, DomCop and Cisco Umbrella rankings. Its rank has improved over the tracked period. This is an independent estimate, not affiliated with Amazon Alexa, which discontinued its own ranking service in 2022.
Who hosts opentutorials.org?
Opentutorials.org resolves to 104.26.8.66, on the network of CloudFlare (AS13335), and is served through Cloudflare. Its DNS is managed by Cloudflare.
What email provider does opentutorials.org use?
According to its MX records, opentutorials.org receives email with Google Workspace. It publishes an SPF record to authenticate its outgoing mail.
When does opentutorials.org expire?
The domain registration of opentutorials.org is valid until January 20, 2030 (in 1,183 days), at Dotname Korea Corp.. Owners usually renew before that date.
Own opentutorials.org? Add the badge
Shows your live global rank. To cite this report: “StatMemory, opentutorials.org website report, https://statmemory.com/opentutorials.org”.
StatMemory is not affiliated with opentutorials.org. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.