Paulina Nadera

Paulina Nadera

Configuration Management Consultant at Apex Configuration Group, based in Wrocław, Poland. Paulina holds ServiceNow's Certified System Administrator and Certified Implementation Specialist – Data Foundations (CMDB and CSDM) certifications, plus the Suite Certification in Data Foundations.

50,000 Unresolved Duplicate Tasks: An IRE Rule With No Fallback

A client believed its Identification and Reconciliation Engine (IRE) was preventing duplicate configuration items (CIs). …

by Paulina Nadera

3 min read

Oct 2, 2026, 9:00:01 AM

Two analysts sit at a desk in a bright open-plan office, reviewing a long list on a wide monitor

Case Studies IRE

ServiceNow Duplicate CIs

ServiceNow Identification Rules: How CMDB Duplicate Prevention Works

ServiceNow identification rules are the criteria the platform uses to decide whether an incoming record describes a conf …

by Paulina Nadera

7 min read

Sep 15, 2026, 8:33:27 AM

ServiceNow identification engine screen showing matching criteria used to prevent duplicate configuration items in the CMDB

CMDB IRE

ServiceNow Duplicate CIs