The certificate is expired for *.service-now.com, at least whatever they are using for the PDI hosting:
* subject: C=US; ST=California; L=San Diego; O=ServiceNow, Inc.; CN=*.service-now.com
* start date: Aug 14 04:56:46 2024 GMT
* expire date: May 13 04:56:45 2025 GMT
* issuer: C=US; O=Entrust, Inc.; OU=See www.entrust.net/legal-terms; OU=(c) 2012 Entrust, Inc. - for authorized use only; CN=Entrust Certification Authority - L1K