In the period of 1 237 days starting August 23, 2021, ehdn.org's operability was inspected 4 times. Testing proves ehdn.org's operability 4 times from total attempts, including on September 6, 2021, when a 200 status code was received. As of January 11, 2025, no instances of ehdn.org being down had occurred during the inspections that were conducted. Records indicate that as of January 11, 2025, no error status codes had been found in any of the received responses. On September 6, 2021, ehdn.org replied in 1.376 seconds, against its 1.280 seconds average response time.