phet.colorado.edu
PhET: Free online physics, chemistry, biology, earth science and math simulations
Last update: . phet.colorado.edu is a safe website about "PhET: Free online physics chemistry biology earth science and math simulations in University category. The server is running at 104.21.73.176 ip address and there is a secure connection certificate between the website and the visitor. When we did a security search, no viruses or spam were detected on web page. The similar & alternative web sites to phet.colorado.edu.
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140K - Daily Revenue
$632 - Monthly Visitor
4.2M - Monthly Revenue
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⏰ Status: Phet colorado edu- is Down?
From the table below, you can track the service conditions that we have periodically check in relation to the interruptions.
Date | Server Status | Speed |
---|---|---|
2024-09-10 10:27:02 | Online | 0.0156 Second |
2024-09-09 16:26:02 | Online | 0.0148 Second |
2024-09-08 22:26:02 | Online | 0.0332 Second |
2024-09-08 04:27:04 | Online | 0.0358 Second |
2024-09-07 10:27:04 | Online | 0.0387 Second |
2024-09-06 16:28:02 | Online | 0.0353 Second |
2024-09-05 22:26:02 | Online | 0.0353 Second |
2024-09-05 04:27:03 | Online | 0.0343 Second |
2024-09-04 10:28:03 | Online | 0.0146 Second |
2024-09-03 16:29:03 | Online | 0.0420 Second |
2024-09-02 22:29:03 | Online | 0.0156 Second |
2024-09-02 03:09:03 | Online | 0.0313 Second |
2024-09-01 08:52:03 | Online | 0.0313 Second |
2024-08-31 14:52:03 | Online | 0.0341 Second |
2024-08-30 20:52:02 | Online | 0.0136 Second |
2024-08-30 02:52:03 | Online | 0.0343 Second |
2024-08-29 08:52:02 | Online | 0.0329 Second |
2024-08-28 14:53:03 | Online | 0.0322 Second |
2024-08-27 20:54:03 | Online | 0.0157 Second |
2024-08-27 02:54:03 | Online | 0.0321 Second |
Known Searchs
phet 71Kphet colorado 32K
phet simulations 14K
phet simulation 8K
phet interactive simulations 7K
☁ Content Metrics
- and 2%
- PhET 2%
- for 1%
- the 1%
- Activities 1%
- simulations 1%
- Norsk 1%
- Português 1%
- Español 1%
- Simulations 1%
- Math 1%
- Science 1%
- STEM 1%
- Sign 1%
- Register 1%
- are 1%
- Skip 1%
- Website 1%
- All 1%
- Sims 1%
- %
Website raw text content tells search engines what your web page content is about. The word usage rate is very important and the frequency of words used above 4% is perceived as spam.
☯ Technology Analysis
- Google Sign-in
- Cloudflare Browser Insights
- Font Awesome
- Google Analytics
- Google Font API
- Google Plus
- Google Tag Manager
- jQuery
☂ Security Analytics
✇ DNS Records
Record | TLL | Value |
---|---|---|
A | 300 | 172.67.191.20 |
A | 300 | 104.21.73.176 |
NS | 1714 | a20-65.akam.net |
NS | 1714 | a2-67.akam.net |
NS | 1714 | a22-67.akam.net |
NS | 1714 | a1-153.akam.net |
NS | 1714 | a3-66.akam.net |
NS | 1714 | a11-66.akam.net |
TXT | 3600 | v=spf1 ip4:128.138.1.0/24 ip4:128.138.48.0/20 ip4:128.138.64.0/18 ip4:128.138.128.0/17 ip4:204.228.68.0/22 ip4:132.194.255.30 ip4:136.147.136.157 include:_spf1.colorado.edu include:_spf2.colorado.edu ~all |
TXT | 3600 | docusign=dcb8d5d8-71e8-4884-8604-02297bea8072 |
TXT | 3600 | bMFGPNmrr7aoZsBWqexbujPiPjVzJe4wrZfl/t81eGptVxvkprdRSqKfj3paVrFcRhsrQHBlMGIR86eXUIYbCw== |
TXT | 3600 | google-site-verification=iaVX54MaxYscXlrL-DxuE9qtvLhAXkXKhG8sjiH5q-0 |
TXT | 3600 | d365mktkey=CgcAzx2nkxamTBkNT7jagrT8Nadf6LPzlI0MLQHdKA0x |
TXT | 3600 | d365mktkey=gzYMp5Xcnapx0VINCqRrvMtsD0TBSpLsrFjihN9HWQAx |
TXT | 3600 | bw=E1ibKK7mvTTWmq1SV+b/usJyVdN63EU+WFJh+SCp+abE |
TXT | 3600 | docusign=7412fd08-3676-471a-8b65-8cc2b13c8137 |
TXT | 3600 | atlassian-domain-verification=QAg9aEn1gpS7HapLhSZbdUei9wTKTCl8EKYsTFg5su7bO2Pu30QtUg9QsGZzz1Vw |
TXT | 3600 | SFMC-Edx_vKBd3_uvjbyIp29FBfKHoTuPTIxj2eD_3VgQ |
TXT | 3600 | MS=ms27269994 |
MX | 459 | colorado-edu.mail.protection.outlook.com |
SOA | 3600 | a1-153.akam.net dnsadmin.colorado.edu |
AAAA | 2026 | 2a04:4e42:400::645 |
AAAA | 2026 | 2a04:4e42:200::645 |
AAAA | 2026 | 2a04:4e42::645 |
AAAA | 2026 | 2a04:4e42:600::645 |
ℹ Whois Records
Domain Name: COLORADO.EDU
Registrant:
University of Colorado
3645 Marine Street
3645 Marine Street - 445 UCB
Boulder, CO 80309-0455
USA
Administrative Contact:
Domain Admin
University of Colorado
3645 Marine Street
3645 Marine Street - 445 UCB
Boulder, CO 80309-0455
USA
+1.3034922423
dnsadmin✉colorado.edu
Technical Contact:
Domain Admin
University of Colorado
3645 Marine Street
3645 Marine Street - 445 UCB
Boulder, CO 80309-0455
USA
+1.3034922423
dnsadmin✉colorado.edu
Name Servers:
A3-66.AKAM.NET
A20-65.AKAM.NET
A1-153.AKAM.NET
A2-67.AKAM.NET
A22-67.AKAM.NET
A11-66.AKAM.NET
Domain record activated: 02-Jun-1986
Domain record last updated: 13-Sep-2023
Domain expires: 31-Jul-2024
☰ Http Headers
date | tue, 14 may 2024 19 |
---|---|
content-type | text/html;charset=utf-8 |
content-security-policy | frame-ancestors 'self' openstax.org *.openstax.org |
x-frame-options | sameorigin |
pragma | public |
cache-control | public, max-age=86400, stale-if-error=5184000, stale-while-revalidate=5184000, no-store |
vary | accept-encoding |
expires | wed, 15 may 2024 05 |
content-language | en |
age | 22478 |
cf-cache-status | hit |
last-modified | tue, 14 may 2024 13 |
server | cloudflare |
cf-ray | 883d63b46bbe5ad9-vie |
content-encoding | gzip |
✔ Indexing
User-agent: *
Disallow: /*/unsubscribe
Disallow: /deploy-html-simulation
Disallow: /services/metadata/
Disallow: /files/metadata/
Disallow: /*/services/metadata/documentation
Disallow: /archive/
⚔ SSL Analytics
Subject | C = US, ST = Colorado, O = University of Colorado at Boulder, CN = phet.colorado.edu |
---|---|
Issuer | C = GB, ST = Greater Manchester, L = Salford, O = Sectigo Limited, CN = Sectigo RSA Organization Validation Secure Server CA |
Version | 2 |
Serial Number | e0784da754570be998f0592d182a2b71 |
Signature Algorithm | sha256WithRSAEncryption |
Public Key Algorithm | rsaEncryption |
Authority Key Identifier | 17:D9:D6:25:27:67:F9:31:C2:49:43:D9:30:36:44:8C:6C:A9:4F:EB |
Subject Key Identifier | 76:09:0E:14:B9:15:BB:FF:02:9E:2D:28:82:52:CF:6D:8A:A8:DC:3F |
Key Usage | Digital Signature, Key Encipherment |
Basic Constraints | CA:FALSE |
Extended Key Usage | TLS Web Server Authentication, TLS Web Client Authentication |
Certificate Policies | Policy: 1.3.6.1.4.1.6449.1.2.1.3.4 CPS: https://sectigo.com/CPS Policy: 2.23.140.1.2.2 |
CRL Distribution Points | Full Name: URI:http://crl.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crl |
Authority Information Access | CA Issuers - URI:http://crt.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crt OCSP - URI:http://ocsp.sectigo.com |
CT Precertificate SCTs | Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CF:11:56:EE:D5:2E:7C:AF:F3:87:5B:D9:69:2E:9B:E9: 1A:71:67:4A:B0:17:EC:AC:01:D2:5B:77:CE:CC:3B:08 Timestamp : Apr 18 17:52:47.291 2024 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:5B:99:0C:EE:2F:BF:35:DF:F8:81:42:4C: D7:9C:1B:52:AE:93:F5:5A:79:46:91:72:DF:EC:5F:6B: 57:32:83:1A:02:20:36:A1:37:A1:36:05:E1:4A:26:12: C9:D4:F1:42:E3:07:F2:DB:8D:CC:82:ED:2C:22:13:44: E0:B3:3E:BB:8A:E9 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53: D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7 Timestamp : Apr 18 17:52:47.262 2024 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:60:5E:C7:82:B1:05:DF:E6:18:0D:E5:E3: 50:77:96:B2:16:11:97:27:7F:AF:A0:D9:59:C7:6C:8D: CB:B9:92:46:02:21:00:B0:B0:85:49:6F:6C:C1:5C:A6: C3:6C:B2:13:13:D8:BD:F0:89:42:4D:5C:2B:B1:A1:40: E6:66:06:FD:9B:FC:59 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4E:75:A3:27:5C:9A:10:C3:38:5B:6C:D4:DF:3F:52:EB: 1D:F0:E0:8E:1B:8D:69:C0:B1:FA:64:B1:62:9A:39:DF Timestamp : Apr 18 17:52:47.263 2024 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:61:AD:07:A4:71:51:2E:30:C4:C4:F9:20: 7C:29:05:3D:FF:BB:7F:97:A5:DF:D1:74:E0:3A:FD:D3: 1A:8F:4E:48:02:20:60:8A:21:85:F3:1F:4C:53:ED:F3: 9F:25:CE:CD:78:38:F9:20:8A:5C:A3:0C:AF:93:DD:A8: A2:A2:59:9C:CD:15 |
Subject Alternative Name | DNS:phet.colorado.edu |
Start date | Apr 18 00:00:00 2024 GMT |
Expire date | May 19 23:59:59 2025 GMT |
RSA Public Key | 2048 |
rsa(n) |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|
rsa(e) | 10001 |
Signature | 63:8b:a1:c4:ab:e9:e1:d8:e0:48:dd:b8:7f:01:e0:29:e2:75:d4:e9:84:ab:f5:cb:d2:b6:f5:8c:6a:59:73:3b:a0:15:e3:b1:6f:a5:41:06:e5:ff:c7:65:d7:a8:06:63:65:b2:1f:b2:05:88:13:0d:56:b5:1a:3f:c9:39:1a:c0:f2:bd:a3:fc:8c:d3:5c:3a:8e:f2:07:12:e0:3b:d2:ac:a2:d7:5a:89:04:d3:8d:91:cf:b9:12:b2:c9:c2:ad:16:2d:72:f4:dd:5c:17:07:2c:f5:68:8b:c9:3e:d9:5f:16:25:1a:e7:a0:9b:7a:cc:5e:1d:e4:4a:3d:85:24:3e:ff:2e:32:14:04:0f:d1:59:fa:bf:10:dd:94:a0:0f:c3:b3:ad:b8:55:b8:c2:8d:3e:47:12:0b:6a:63:2f:76:39:78:9a:9d:11:05:7e:bc:0c:6c:fa:5f:e9:ec:99:58:51:f7:a7:a9:43:66:b4:a6:66:1f:5b:a5:40:d6:24:9f:1d:f6:15:9f:b6:d8:43:3a:d7:90:19:51:d3:f2:19:12:f7:f9:ac:b0:8b:f7:ae:f5:0f:4d:8f:27:7f:c6:7a:df:d2:35:fb:f6:ea:b6:a6:67:fe:90:ef:f3:22:d8:07:d5:99:68:4a:c6:1e:27:d5:80:04:8b:60:34:a5:86:67:5b:25:78: |