pdf.ninja website report
Pdf is ranked #152,029 worldwide (top 4%), has an estimated value of $12,153. It may earn around $1,197 per month from advertising.
English
Last updated
Key facts about pdf.ninja
- Domain
- pdf.ninja
- Website name
- Pdf.Ninja ® - a web API for PDF forms filling
- Estimated worth
- $12,153
- Global rank
- #152,029 (top 4% of 3.4M ranked sites)
- Monthly visitors (est.)
- 13K · 627K page views
- Server location
Dallas, United States- Network
- Linode AS36351
- Email provider
- Self-hosted / other (mail.maximum.software)
- Language
- English
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 20,915 | 418 | $40 |
| Monthly | 627,440 | 12,549 | $1,197 |
| Yearly | 7,529,280 | 150,588 | $14,364 |
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 | #31,360,059 |
| 2026-07 | #156,357 |
| 2026-08 | #152,029 |
Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).
How we estimate pdf.ninja's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $12,153Driven by the global rank #152,029 (≈627K page views / month) plus a capped age bonus.
- Activity value: $618Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (unknown) | $100 |
| Active website with metadata | +$150 |
| Substantial homepage content | +$150 |
| Email authentication (SPF) | +$50 |
| Security headers (56/100) | +$168 |
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 | Pdf.Ninja ® - a web API for PDF forms filling 45 chars |
|---|---|
| Meta description | Missing |
| Meta keywords | None |
| Language | English |
| Response time | 0.25 s Fast |
Homepage structure
Exactly one H1 heading — good practice.
Technology & infrastructure
| CDN / proxy | None detected |
|---|---|
| Web server | nginx |
| Platform / language | Not disclosed |
| DNS provider | Linode |
| Email provider | Self-hosted / other (mail.maximum.software) |
| SPF record | v=spf1 mx a:mail.maximum.software a:ha.maximum.software a:sn.maximum.software -all |
| IPv6 (AAAA) | No |
| CAA record | No |
Services verified in DNS
No third-party verification records found.
Domain name
| Extension | .ninja — a generic top-level domain |
|---|---|
| Name length | 3 characters Short |
| Hyphens / digits | No hyphen · no digits |
Security headers
Homepage answered HTTP 200 at https://pdf.ninja/ · checked Oct 31, 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)max-age 365 days.
- 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.
- Software version disclosureNo software version numbers disclosed in headers.
Raw HTTP response headers
HTTP/2 200 server: nginx date: Sat, 31 Oct 2026 01:33:23 GMT content-type: text/html; charset=UTF-8 content-encoding: gzip strict-transport-security: max-age=31536000
Hosting
| IP address | 72.14.181.76 |
|---|---|
| Location | |
| Network (ISP) | Linode |
| Autonomous system | AS36351 SoftLayer Technologies Inc. |
| Server software | nginx |
Nameservers
| Host | IP | Country |
|---|---|---|
| ns5.linode.com | 92.123.95.2 | — |
| ns1.maximumsoftware.net | 45.33.12.243 | |
| ns4.linode.com | 92.123.95.4 | — |
| ns2.linode.com | 92.123.94.3 | — |
| ns3.linode.com | 92.123.95.3 | — |
| ns2.maximumsoftware.net | 45.33.12.243 | |
| ns1.linode.com | 92.123.94.2 | — |
Domain registration (WHOIS)
| Registrar | Unknown |
|---|
Raw WHOIS record
TLD is not supported. >>> Last update of WHOIS database: 2026-08-10T13:51:01Z <<< Terms of Use: Access to WHOIS information is provided to assist persons in determining the contents of a domain name registration record in the registry database. The data in this record is provided by Identity Digital or the Registry Operator for informational purposes only, and accuracy is not guaranteed. 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. When using the Whois service, please consider the following: The Whois service is not a replacement for standard EPP commands to the SRS service. Whois is not considered authoritative for registered domain objects. The Whois service may be scheduled for downtime during production or OT&E maintenance periods. Queries to the Whois services are throttled. If too many queries are received from a single IP address within a specified time, the service will begin to reject further queries for a period of time to prevent disruption of Whois service access. Abuse of the Whois system through data mining is mitigated by detecting and limiting bulk query access from single sources. Where applicable, the presence of a [Non-Public Data] tag indicates that such data is not made publicly available due to applicable data privacy laws or requirements. Should you wish to contact the registrant, please refer to the Whois records available through the registrar URL listed above. Access to non-public data may be provided, upon request, where it can be re asonably confirmed that the requester holds a specific legitimate interest and a proper legal basis for accessing the withheld data. Access to this data provided by Identity Digital can be requested by submitting a request via the form found at https://www.identity.digital/about/policies/whois-layered-access/. 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. Identity Digital Inc. and Registry Operator reserve the right to modify these terms at any time. By submitting this query, you agree to abide by this policy.
DNS records
| Type | Host | Value | TTL |
|---|---|---|---|
| A | pdf.ninja | ip: 72.14.181.76 | 3589 |
| NS | pdf.ninja | target: ns4.linode.com | 3600 |
| NS | pdf.ninja | target: ns5.linode.com | 3600 |
| NS | pdf.ninja | target: ns2.maximumsoftware.net | 3600 |
| NS | pdf.ninja | target: ns1.linode.com | 3600 |
| NS | pdf.ninja | target: ns2.linode.com | 3600 |
| NS | pdf.ninja | target: ns3.linode.com | 3600 |
| NS | pdf.ninja | target: ns1.maximumsoftware.net | 3600 |
| SOA | pdf.ninja | mname: ns1.linode.com rname: admin.maximum.software serial: 2026053105 refresh: 14400 retry: 300 expire: 31449600 minimum-ttl: 3600 | 86400 |
| MX | pdf.ninja | pri: 10 target: mail.maximum.software | 3600 |
| TXT | pdf.ninja | txt: v=spf1 mx a:mail.maximum.software a:ha.maximum.software a:sn.maximum.software -all | 3600 |
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pdf.ninja compared with similar websites
| Website | Global rank | Est. worth | Registered | Hosted in |
|---|---|---|---|---|
| pdf.ninja | #152,029 | $12,153 | — | |
| formspree.io | #40,845 | $58,758 | 2014 | |
| formalsoft.com | #12,667,019 | $460 | — | |
| upstash.com | #124,728 | $15,532 | 2015 | |
| oglplus.org | #1,757,731 | $876 | 2012 | |
| atstuff.com | #19,260,513 | $406 | 2003 | |
| deathbycaptcha.com | #729,526 | $2,107 | 2009 |
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Questions about pdf.ninja
Where is pdf.ninja hosted?
Pdf.ninja's server (IP 72.14.181.76) is located in Dallas, United States.
How much is pdf.ninja worth?
We estimate pdf.ninja is worth $12,153. 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 pdf.ninja get?
Based on its rank, pdf.ninja receives roughly 13K unique visitors and 627K page views per month. These figures are modelled from the rank, not measured.
What is pdf.ninja's global rank?
Pdf.ninja has an estimated global rank of 152,029, 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 pdf.ninja?
Pdf.ninja resolves to 72.14.181.76, on the network of Linode (AS36351). Its DNS is managed by Linode.
What email provider does pdf.ninja use?
According to its MX records, pdf.ninja receives email with Self-hosted / other (mail.maximum.software). It publishes an SPF record to authenticate its outgoing mail.
What websites are similar to pdf.ninja?
Popular websites in the same category as pdf.ninja include formspree.io, formalsoft.com, upstash.com, oglplus.org, atstuff.com.
Own pdf.ninja? Add the badge
Shows your live global rank. To cite this report: “StatMemory, pdf.ninja website report, https://statmemory.com/pdf.ninja”.
StatMemory is not affiliated with pdf.ninja. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.