gap-system.org homepage screenshot

gap-system.org website report

Start | GAP

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

Estimated worth
$8,544
Automated valuation
Global rank
#211,434
Improving
Monthly visitors
8,999
450K page views
Domain age
26 years 3 months
Since Jul 28, 2000
Hosted in
Germany
Technische Universitaet Kaiserslautern
Security headers
56/100
Response 0.73 s

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 viewsVisitorsAd revenue
Daily14,999300$29
Monthly449,9648,999$859
Yearly5,399,568107,988$10,308

Modelled from the global rank — not measured analytics. Use them to compare sites, not as exact figures.

Global rank history

#211K #18.9M #37.5M 2026-06: #37,536,726 Jun 26 2026-07: #222,416 Jul 26 2026-08: #211,434 Aug 26
Monthly values
MonthGlobal 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

$8,544

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

TitleStart | GAP
11 chars
Meta descriptionGAP system for computational discrete algebra, especially computational group theory
84 chars
Meta keywordsGAP,group theory,computational group theory,algebra,computational algebra,computational discrete algebra,mathematical computation
LanguageEnglish
Response time0.73 s Fast

Homepage structure

H1 headings1
H2 headings0
H3 headings5
H4 headings0
Paragraphs41
Links77
Images1
Bold text0

Exactly one H1 heading — good practice.

Technology & infrastructure

CDN / proxyNone detected
Web servernginx
Platform / languageNot disclosed
DNS providerUnknown
Email providerSelf-hosted / other (mailgate1.uni-kl.de)
SPF recordv=spf1 redirect=_spf.uni-kl.de
IPv6 (AAAA) Yes
CAA recordNo

Services verified in DNS

No third-party verification records found.

Domain name

Extension.org — a generic extension popular with non-profits and communities
Name length10 characters Medium
Hyphens / digitsHyphen · no digits

Security headers

56
3 passed · 3 to improve · 2 missing
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 address131.246.120.130
Location Kaiserslautern, Germany
Network (ISP)Technische Universitaet Kaiserslautern
Autonomous systemAS199578 Technische Universitaet Kaiserslautern
Server softwarenginx

Nameservers

HostIPCountry
ns1.rptu.de131.246.9.117 Germany
ns2.rptu.de131.246.1.117 Germany

Domain registration (WHOIS)

RegistrarKey-Systems GmbH
CreatedJuly 28, 2000 26 years 3 months ago
UpdatedJuly 14, 2026
ExpiresJuly 28, 2027 in 270 days
StatusclientTransferProhibited
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

TypeHostValueTTL
Agap-system.orgip: 131.246.120.130296
NSgap-system.orgtarget: ns1.rptu.de86397
NSgap-system.orgtarget: ns2.rptu.de86397
SOAgap-system.orgmname: ns1.rptu.de
rname: hostmaster.uni-kl.de
serial: 2026071331
refresh: 28800
retry: 7200
expire: 1814400
minimum-ttl: 86400
86400
MXgap-system.orgpri: 10
target: mailgate1.uni-kl.de
21600
MXgap-system.orgpri: 5
target: mailgate2.uni-kl.de
21600
TXTgap-system.orgtxt: v=spf1 redirect=_spf.uni-kl.de21600
AAAAgap-system.orgipv6: 2001:638:208:ef61::ff:fe00:2296

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gap-system.org compared with similar websites

WebsiteGlobal rankEst. worthRegisteredHosted in
gap-system.org#211,434$8,5442000 Germany
ngdsystems.com#494,348$3,1142016 United States
maximventures.com#17,691,180$2902011 United States
gap-group.co.uk#1,185,650$1,084— United Kingdom
margaridacarvalho.org#1,636,626$754— United States

Websites ranked near gap-system.org

  1. #211,425 jyskebank.dk $8,544
  2. #211,426 searchhub.io $8,304
  3. #211,432 digitalplayground.com $8,544
  4. #211,432 islandsbusiness.com $8,544
  5. #211,434 gap-system.org $8,544
  6. #211,435 singaporelegaladvice.com $8,409
  7. #211,435 ibc.pl $8,199
  8. #211,436 powerspf.com $8,259
  9. #211,444 osb.org $8,198

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.

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gap-system.org on StatMemory

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.