| Desktop | 94/100 | ✔ |
| Mobile | 92/100 | ✔ |
| Field | Data | Result |
|---|---|---|
| Page Size | 39 KB | ✔ |
| Compression | 10 KB (-75.1%) | ✔ |
| Text/Html Ratio | 7404 / 40148 (bytes) = 18.44% | ✔ |
| Load Time | 0.84 second | ✔ |
| Mobile Ready | 0/100 | ✘ |
| In-Page Links | 244 | ❗ |
| Doc Type | NA | ❗ |
| Encoding | NA | ✘ |
| Declared Language | Unknown | ✘ |
| Preferred Domain | No | ❗ |
| Robots.txt | Yes | ✔ |
| Url Rewrite | Yes | ✘ |
| Underscores in url | Yes | ✘ | Images Without ALT | 2 / 8 | ✘ |
| Embedded Objects (Desktop) | No | ✔ |
| Embedded Objects (Mobile) | No | ✔ |
| Iframe | No | ✔ |
| Custom 404 page | Yes | ✔ |
| Email Privacy | Yes | ✔ |
| Gsafe browsing | Yes | ✔ |
| Analytics | No | ✘ |
| W3C Validity | No | ✘ |
| Keywords | Freq | Title | Desc | <H> |
|---|---|---|---|---|
| more | 20 | ✘ | ✘ | ✘ |
| much | 18 | ✘ | ✘ | ✘ |
| illusion | 14 | ✘ | ✘ | ✘ |
| game | 9 | ✘ | ✔ | ✘ |
| problem | 7 | ✘ | ✔ | ✘ |
| mathematics | 6 | ✔ | ✘ | ✘ |
| theorem | 6 | ✘ | ✘ | ✘ |
| magic | 6 | ✘ | ✘ | ✘ |
| arithmetic | 6 | ✘ | ✔ | ✘ |
| probability | 4 | ✘ | ✘ | ✘ |
| word | 4 | ✘ | ✘ | ✘ |
| math | 4 | ✔ | ✔ | ✘ |
| puzzle | 4 | ✔ | ✔ | ✘ |
| problems | 3 | ✘ | ✔ | ✘ |
| alexander | 3 | ✘ | ✘ | ✘ |
|
With 0.84 seconds in page load, 39 KB of page size and all other reports below, the cut-the-knot.org has a SEO score of 57 out of 100 |
| Title | Interactive Mathematics Miscellany and Puzzles |
| Description | An encyclopedic collection of math resources for all grades. Arithmetic games, problems, puzzles, and articles |
| Keyword | Interactive, Mathematics, games, geometry, arithmetic, algebra, problem, theorem, puzzles, math |
| Age | 19 Years, 48 Days |
| Created | 6th-Nov-2001 |
| Updated | 2nd-Feb-2019 |
| Expiry | 6th-Nov-2021 |
| Host | Type | Ttl | Other |
|---|---|---|---|
| cut-the-knot.org | A | 3075 | ip:107.180.50.227 |
| cut-the-knot.org | NS | 3600 | target:ns55.domaincontrol.com |
| cut-the-knot.org | NS | 3600 | target:ns56.domaincontrol.com |
| cut-the-knot.org | SOA | 3600 | mname:ns55.domaincontrol.comrname:dns.jomax.netserial:2018120301refresh:28800retry:7200expire:604800minimum-ttl:600 |
|
Domain Name: CUT-THE-KNOT.ORG Registry Domain ID: D79395063-LROR Registrar WHOIS Server: whois.godaddy.com Registrar URL: http://www.whois.godaddy.com Updated Date: 2019-02-02T00:21:36Z Creation Date: 2001-11-06T20:05:04Z Registry Expiry Date: 2021-11-06T20:05:04Z Registrar Registration Expiration Date: Registrar: GoDaddy.com, LLC Registrar IANA ID: 146 Registrar Abuse Contact Email: abuse@godaddy.com Registrar Abuse Contact Phone: +1.4806242505 Reseller: Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited Domain Status: clientRenewProhibited https://icann.org/epp#clientRenewProhibited Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited Registrant Organization: Wolfram Foundation Registrant State/Province: Illinois Registrant Country: US Name Server: NS55.DOMAINCONTROL.COM Name Server: NS56.DOMAINCONTROL.COM DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/) >>> Last update of WHOIS database: 2020-12-24T10:48:41Z |
| Server IP | 107.180.50.227 |
| Server Location | United States |
| Service Provider | GoDaddy.com, LLC |
| Domains (TLD) | Status |
|---|---|
| cut-the-knot.com | Already Registered |
| cut-the-knot.net | Available |
| cut-the-knot.biz | Already Registered |
| cut-the-knot.io | Already Registered |
| cut-the-knot.info | Available |
| Domains (TLD) | Status |
|---|---|
| xut-the-knot.org | Already Registered |
| sut-the-knot.org | Already Registered |
| dut-the-knot.org | Already Registered |
| fut-the-knot.org | Already Registered |
| vut-the-knot.org | Already Registered |
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