gap-system.org website report
GAP system for computational discrete algebra, especially computational group theory
Gap System was registered 26 years 3 months ago, is ranked #211,434 worldwide (top 6%), has an estimated value of $8,544. It may earn around $859 per month from advertising.
Technology & Computing English
Last updated
Key facts about gap-system.org
- Domain
- gap-system.org
- Website name
- Start | GAP
- Category
- Technology & Computing
- Estimated worth
- $8,544
- Global rank
- #211,434 (top 6% of 3.3M ranked sites)
- Monthly visitors (est.)
- 8,999 · 450K page views
- Registered
- July 28, 2000 (26 years 3 months ago)
- Expires
- July 28, 2027
- Registrar
- Key-Systems GmbH
- Server location
Kaiserslautern, Germany- Network
- Technische Universitaet Kaiserslautern AS199578
- Email provider
- Self-hosted / other (mailgate1.uni-kl.de)
- Language
- English
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 14,999 | 300 | $29 |
| Monthly | 449,964 | 8,999 | $859 |
| Yearly | 5,399,568 | 107,988 | $10,308 |
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 | #37,536,726 |
| 2026-07 | #222,416 |
| 2026-08 | #211,434 |
Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).
How we estimate gap-system.org's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $8,544Driven by the global rank #211,434 (≈450K page views / month) plus a capped age bonus.
- Activity value: $943Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (26 years 3 months) | $400 |
| Active website with metadata | +$150 |
| Substantial homepage content | +$150 |
| Email authentication (SPF) | +$50 |
| Security headers (56/100) | +$168 |
| 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 | Start | GAP 11 chars |
|---|---|
| Meta description | GAP system for computational discrete algebra, especially computational group theory 84 chars |
| Meta keywords | GAP,group theory,computational group theory,algebra,computational algebra,computational discrete algebra,mathematical computation |
| Language | English |
| Response time | 0.73 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 | Unknown |
| Email provider | Self-hosted / other (mailgate1.uni-kl.de) |
| SPF record | v=spf1 redirect=_spf.uni-kl.de |
| IPv6 (AAAA) | Yes |
| CAA record | No |
Services verified in DNS
No third-party verification records found.
Domain name
| Extension | .org — a generic extension popular with non-profits and communities |
|---|---|
| Name length | 10 characters Medium |
| Hyphens / digits | Hyphen · no digits |
Security headers
Collected with an older method; a fresh check is running and will appear on your next visit.
- HTTPSThe homepage is served over an encrypted HTTPS connection.
- Strict-Transport-Security (HSTS)max-age 1 days — at least 180 days is recommended.
- Content-Security-PolicyPresent (1 directives).
- 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: Wed, 05 Aug 2026 03:50:56 GMT content-type: text/html content-length: 21543 last-modified: Fri, 31 Jul 2026 14:59:41 GMT etag: "5427-657e97037db90" accept-ranges: bytes vary: Accept-Encoding strict-transport-security: max-age=86400; content-security-policy: upgrade-insecure-requests;
Hosting
| IP address | 131.246.120.130 |
|---|---|
| Location | |
| Network (ISP) | Technische Universitaet Kaiserslautern |
| Autonomous system | AS199578 Technische Universitaet Kaiserslautern |
| Server software | nginx |
Nameservers
| Host | IP | Country |
|---|---|---|
| ns1.rptu.de | 131.246.9.117 | |
| ns2.rptu.de | 131.246.1.117 |
Domain registration (WHOIS)
| Registrar | Key-Systems GmbH |
|---|---|
| Created | July 28, 2000 26 years 3 months ago |
| Updated | July 14, 2026 |
| Expires | July 28, 2027 in 270 days |
| Status | clientTransferProhibited |
Raw WHOIS record
Domain Name: gap-system.org Registry Domain ID: REDACTED Registrar WHOIS Server: whois.rrpproxy.net Registrar URL: http://www.key-systems.net Updated Date: 2026-07-14T10:11:40Z Creation Date: 2000-07-28T12:24:19Z Registry Expiry Date: 2027-07-28T12:24:19Z Registrar: Key-Systems GmbH Registrar IANA ID: 269 Registrar Abuse Contact Email: [email protected] Registrar Abuse Contact Phone: +49.68949396850 Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Name Server: ns1.rptu.de Name Server: ns2.rptu.de DNSSEC: signedDelegation URL of the ICANN Whois Inaccuracy Complaint Form: https://icann.org/wicf/ >>> Last update of WHOIS database: 2026-08-05T03:50:54Z <<< 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 | gap-system.org | ip: 131.246.120.130 | 296 |
| NS | gap-system.org | target: ns1.rptu.de | 86397 |
| NS | gap-system.org | target: ns2.rptu.de | 86397 |
| SOA | gap-system.org | mname: ns1.rptu.de rname: hostmaster.uni-kl.de serial: 2026071331 refresh: 28800 retry: 7200 expire: 1814400 minimum-ttl: 86400 | 86400 |
| MX | gap-system.org | pri: 10 target: mailgate1.uni-kl.de | 21600 |
| MX | gap-system.org | pri: 5 target: mailgate2.uni-kl.de | 21600 |
| TXT | gap-system.org | txt: v=spf1 redirect=_spf.uni-kl.de | 21600 |
| AAAA | gap-system.org | ipv6: 2001:638:208:ef61::ff:fe00:2 | 296 |
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gap-system.org compared with similar websites
| Website | Global rank | Est. worth | Registered | Hosted in |
|---|---|---|---|---|
| gap-system.org | #211,434 | $8,544 | 2000 | |
| ngdsystems.com | #494,348 | $3,114 | 2016 | |
| maximventures.com | #17,691,180 | $290 | 2011 | |
| gap-group.co.uk | #1,185,650 | $1,084 | — | |
| margaridacarvalho.org | #1,636,626 | $754 | — |
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Questions about gap-system.org
When was gap-system.org registered?
Gap-system.org was registered on July 28, 2000, making it 26 years 3 months old.
Who is the domain registrar for gap-system.org?
Gap-system.org is registered through Key-Systems GmbH.
Where is gap-system.org hosted?
Gap-system.org's server (IP 131.246.120.130) is located in Kaiserslautern, Germany.
How much is gap-system.org worth?
We estimate gap-system.org is worth $8,544. 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 gap-system.org get?
Based on its rank, gap-system.org receives roughly 8,999 unique visitors and 450K page views per month. These figures are modelled from the rank, not measured.
What is gap-system.org's global rank?
Gap-system.org has an estimated global rank of 211,434, 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 gap-system.org?
Gap-system.org resolves to 131.246.120.130, on the network of Technische Universitaet Kaiserslautern (AS199578).
What email provider does gap-system.org use?
According to its MX records, gap-system.org receives email with Self-hosted / other (mailgate1.uni-kl.de). It publishes an SPF record to authenticate its outgoing mail.
When does gap-system.org expire?
The domain registration of gap-system.org is valid until July 28, 2027 (in 270 days), at Key-Systems GmbH. Owners usually renew before that date.
What websites are similar to gap-system.org?
Popular websites in the same category as gap-system.org include ngdsystems.com, maximventures.com, gap-group.co.uk, margaridacarvalho.org.
Own gap-system.org? Add the badge
Shows your live global rank. To cite this report: “StatMemory, gap-system.org website report, https://statmemory.com/gap-system.org”.
StatMemory is not affiliated with gap-system.org. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.