flexbooks.ck12.org
/.well-known/
resources for
flexbooks.ck12.org
Site Scan
Site Details
| Site Domain | flexbooks.ck12.org |
| Base Domain | ck12.org |
| Added | 5/6/2021, 11:50:26 AM |
| Last Scan | 3/28/2025, 6:36:20 AM |
| Next Scan | 6/26/2025, 6:36:20 AM |
Found Resources
| Resource | Found At | Scan Status |
|---|---|---|
| robots.txt | 8/26/2023, 3:32:12 PM | Failed |
| security.txt | 8/26/2023, 3:32:12 PM | Failed |
Authorized Digital Sellers
Resource Details
| Resource | ads.txt |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (1)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/ads.txt |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Response IP | 13.224.189.20 |
| Found | No |
| Not Found Reason | Resource doesn't exist. |
Authorized Digital Sellers for Apps
Resource Details
| Resource | app-ads.txt |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (1)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/app-ads.txt |
| Redirect | https://www.ck12.org/app-ads.txt/ |
| Redirect Domain | www.ck12.org |
| Redirect Base | ck12.org |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Redirect IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:1800:8:f05f:c540:93a1, 2600:9000:21b4:4000:8:f05f:c540:93a1, 2600:9000:21b4:4600:8:f05f:c540:93a1, 2600:9000:21b4:4e00:8:f05f:c540:93a1, 2600:9000:21b4:6200:8:f05f:c540:93a1, 2600:9000:21b4:aa00:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:ee00:8:f05f:c540:93a1 |
| Response IP | 13.224.189.58 |
| Found | No |
| Not Found Reason | Resource doesn't exist. |
Apple Associated Domain
Resource Details
| Resource | apple-app-site-association |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (2)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/.well-known/apple-app-site-association |
| Redirect | https://www.ck12.org/.well-known/apple-app-site-association/ |
| Redirect Domain | www.ck12.org |
| Redirect Base | ck12.org |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Redirect IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:1800:8:f05f:c540:93a1, 2600:9000:21b4:4000:8:f05f:c540:93a1, 2600:9000:21b4:4600:8:f05f:c540:93a1, 2600:9000:21b4:4e00:8:f05f:c540:93a1, 2600:9000:21b4:6200:8:f05f:c540:93a1, 2600:9000:21b4:aa00:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:ee00:8:f05f:c540:93a1 |
| Response IP | 13.224.189.90 |
| Found | No |
| Not Found Reason | Resource doesn't exist. |
Digital Asset Links
Resource Details
| Resource | assetlinks.json |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (1)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/.well-known/assetlinks.json |
| Redirect | https://www.ck12.org/.well-known/assetlinks.json/ |
| Redirect Domain | www.ck12.org |
| Redirect Base | ck12.org |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Redirect IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:1800:8:f05f:c540:93a1, 2600:9000:21b4:4000:8:f05f:c540:93a1, 2600:9000:21b4:4600:8:f05f:c540:93a1, 2600:9000:21b4:4e00:8:f05f:c540:93a1, 2600:9000:21b4:6200:8:f05f:c540:93a1, 2600:9000:21b4:aa00:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:ee00:8:f05f:c540:93a1 |
| Response IP | 13.224.189.58 |
| Found | No |
| Not Found Reason | Resource doesn't exist. |
Global Privacy Control
Resource Details
| Resource | gpc.json |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (1)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/.well-known/gpc.json |
| Redirect | https://www.ck12.org/.well-known/gpc.json/ |
| Redirect Domain | www.ck12.org |
| Redirect Base | ck12.org |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Redirect IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:1800:8:f05f:c540:93a1, 2600:9000:21b4:4000:8:f05f:c540:93a1, 2600:9000:21b4:4600:8:f05f:c540:93a1, 2600:9000:21b4:4e00:8:f05f:c540:93a1, 2600:9000:21b4:6200:8:f05f:c540:93a1, 2600:9000:21b4:aa00:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:ee00:8:f05f:c540:93a1 |
| Response IP | 13.224.189.90 |
| Found | No |
| Not Found Reason | Resource doesn't exist. |
NodeInfo
Resource Details
| Resource | nodeinfo |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (1)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/.well-known/nodeinfo |
| Redirect | https://www.ck12.org/.well-known/nodeinfo/ |
| Redirect Domain | www.ck12.org |
| Redirect Base | ck12.org |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Redirect IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:1800:8:f05f:c540:93a1, 2600:9000:21b4:4000:8:f05f:c540:93a1, 2600:9000:21b4:4600:8:f05f:c540:93a1, 2600:9000:21b4:4e00:8:f05f:c540:93a1, 2600:9000:21b4:6200:8:f05f:c540:93a1, 2600:9000:21b4:aa00:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:ee00:8:f05f:c540:93a1 |
| Response IP | 13.224.189.58 |
| Found | No |
| Not Found Reason | Resource doesn't exist. |
OpenID Provider Configuration
Resource Details
| Resource | openid-configuration |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (1)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/.well-known/openid-configuration |
| Redirect | https://www.ck12.org/.well-known/openid-configuration/ |
| Redirect Domain | www.ck12.org |
| Redirect Base | ck12.org |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Redirect IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:1800:8:f05f:c540:93a1, 2600:9000:21b4:4000:8:f05f:c540:93a1, 2600:9000:21b4:4600:8:f05f:c540:93a1, 2600:9000:21b4:4e00:8:f05f:c540:93a1, 2600:9000:21b4:6200:8:f05f:c540:93a1, 2600:9000:21b4:aa00:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:ee00:8:f05f:c540:93a1 |
| Response IP | 13.224.189.90 |
| Found | No |
| Not Found Reason | Resource doesn't exist. |
Robots Exclusion Standard
Resource Details
| Resource | robots.txt |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (1)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/robots.txt |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Response IP | 13.224.189.20 |
| Found | Yes - View Resource |
| Hash | 0b5702b64567307ff1afd1936f8219bee5e6c03f4f1e2f0642716132cccdb8fd |
| SimHash | 49255460c493 |
security.txt
Resource Details
| Resource | security.txt |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (2)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/security.txt |
| Redirect | https://www.ck12.org/security.txt |
| Redirect Domain | www.ck12.org |
| Redirect Base | ck12.org |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Redirect IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:1800:8:f05f:c540:93a1, 2600:9000:21b4:4000:8:f05f:c540:93a1, 2600:9000:21b4:4600:8:f05f:c540:93a1, 2600:9000:21b4:4e00:8:f05f:c540:93a1, 2600:9000:21b4:6200:8:f05f:c540:93a1, 2600:9000:21b4:aa00:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:ee00:8:f05f:c540:93a1 |
| Response IP | 13.224.189.58 |
| Found | Yes - View Resource |
| Hash | f43085f2a41c6e277ec89c32e8e072178a85a829dc93d1e374d46d764986776b |
| SimHash | 035ed05dc2fa |
trust.txt
Resource Details
| Resource | trust.txt |
| Status | Failed |
| Failure Stage | Fetching resource. |
| Failure Reason | Server returned a client error. |
| Archive | Check Archive |
Scan Requests (2)
Last Successful Scan
| Scanned | 8/26/2023, 3:32:12 PM |
| URL | https://flexbooks.ck12.org/.well-known/trust.txt |
| Redirect | https://www.ck12.org/.well-known/trust.txt/ |
| Redirect Domain | www.ck12.org |
| Redirect Base | ck12.org |
| Domain IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:200:8:f05f:c540:93a1, 2600:9000:21b4:7a00:8:f05f:c540:93a1, 2600:9000:21b4:ae00:8:f05f:c540:93a1, 2600:9000:21b4:b600:8:f05f:c540:93a1, 2600:9000:21b4:c600:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:dc00:8:f05f:c540:93a1, 2600:9000:21b4:f000:8:f05f:c540:93a1 |
| Redirect IPs | 13.224.249.23, 13.224.249.4, 13.224.249.50, 13.224.249.74, 2600:9000:21b4:1800:8:f05f:c540:93a1, 2600:9000:21b4:4000:8:f05f:c540:93a1, 2600:9000:21b4:4600:8:f05f:c540:93a1, 2600:9000:21b4:4e00:8:f05f:c540:93a1, 2600:9000:21b4:6200:8:f05f:c540:93a1, 2600:9000:21b4:aa00:8:f05f:c540:93a1, 2600:9000:21b4:d400:8:f05f:c540:93a1, 2600:9000:21b4:ee00:8:f05f:c540:93a1 |
| Response IP | 13.224.189.58 |
| Found | No |
| Not Found Reason | Resource doesn't exist. |