DNS/DHCP Infrastructure Audit Checklist
This DNS/DHCP infrastructure audit checklist ensures compliance with NIST SP 800-81 Secure Domain Name System deployment guidelines, RFC 1035 DNS standards, CIS Benchmark security controls, and RFC 2131 DHCP protocol specifications. Designed for network administrators and infrastructure engineers to audit DNS/DHCP server configurations, validate security controls, and ensure availability. Complete all sections quarterly.
- Industry: Telecommunications & IT
- Frequency: Quarterly
- Estimated Time: 1-2 hours
- Role: Network Administrator / Infrastructure Engineer
- Total Items: 30
- Compliance: NIST SP 800-81 Secure DNS Deployment, RFC 1035 Domain Names - Implementation, CIS Benchmarks for DNS Servers, RFC 2131 DHCP Protocol, NIST SP 800-53 SC-20 Secure Name/Address Resolution
DNS Server Security Configuration
Core DNS server hardening per NIST SP 800-81.
- DNS server OS hardened per CIS Benchmark?
- DNS software version current with security patches?
- Zone transfers restricted to authorized secondary servers only?
- Recursive queries restricted to authorized clients?
- DNS query logging enabled and monitored?
DNSSEC Implementation
DNSSEC signing and validation verification.
- DNS zones signed with DNSSEC?
- DNSSEC key rotation schedule current?
- DS records published at parent zone?
- DNSSEC validation enabled on recursive resolvers?
- DNSSEC key expiration dates reviewed?
DNS Availability and Redundancy
DNS high availability and failover configuration.
- Secondary DNS servers configured and replicating?
- DNS servers geographically distributed?
- TTL values appropriate for operational requirements?
- DNS availability monitoring alerts configured?
- Split-horizon DNS configured (internal vs. external views)?
DHCP Security Configuration
DHCP server security and scope management.
- DHCP snooping enabled on network switches?
- DHCP server authorized in Active Directory (if Windows)?
- DHCP scope utilization < 80% on all scopes?
- DHCP lease durations appropriate for network type?
- Static DHCP reservations documented and current?
DNS Zone Hygiene
DNS record accuracy and cleanup.
- Stale/orphaned DNS records identified and cleaned?
- DNS scavenging enabled for dynamic records?
- Reverse lookup (PTR) records accurate?
- MX records correct and mail routing validated?
- SPF, DKIM, and DMARC records configured and valid?
Audit Findings and Remediation
Document findings and plan remediation actions.
- All audit findings documented with severity?
- Critical findings escalated for immediate remediation?
- Remediation plan with owners and due dates created?
- Change requests raised for required configuration changes?
- Audit Findings Summary
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Why Use This DNS/DHCP Infrastructure Audit Checklist?
This dns/dhcp infrastructure audit checklist helps telecommunications & it teams maintain compliance and operational excellence. Designed for network administrator / infrastructure engineer professionals, this checklist covers 30 critical inspection points across 6 sections. Recommended frequency: quarterly.
Ensures compliance with NIST SP 800-81 Secure DNS Deployment, RFC 1035 Domain Names - Implementation, CIS Benchmarks for DNS Servers, RFC 2131 DHCP Protocol, NIST SP 800-53 SC-20 Secure Name/Address Resolution. Regulatory-aligned for audit readiness and inspection documentation.
Frequently Asked Questions
What is a DNS/DHCP Infrastructure Audit Checklist?
A DNS/DHCP Infrastructure Audit Checklist is a standardized inspection form used by network administrator / infrastructure engineer to ensure consistent telecommunications & it operations. It contains 35 inspection points organized into 6 sections. FREE DNS/DHCP infrastructure audit checklist PDF. NIST SP 800-81, RFC 1035, CIS Benchmarks compliance for network administrators. 30+ DNS/DHCP security checks. Download FREE template now.
How often should I use this telecommunications & it checklist?
This checklist is designed to be completed quarterly. Regular use ensures compliance with NIST SP 800-81 Secure DNS Deployment and RFC 1035 Domain Names - Implementation and helps identify issues before they become problems.
Can I download this DNS/DHCP Infrastructure Audit Checklist as a PDF?
Yes, you can download this checklist as a FREE PDF for printing or offline use. The checklist includes 35 fields across 6 sections and typically takes 1-2 hours to complete.
What compliance standards does this checklist cover?
This checklist helps ensure compliance with NIST SP 800-81 Secure DNS Deployment, RFC 1035 Domain Names - Implementation, CIS Benchmarks for DNS Servers, RFC 2131 DHCP Protocol, NIST SP 800-53 SC-20 Secure Name/Address Resolution. Following these standards protects your organization and ensures best practices.
How do I complete this telecommunications & it inspection checklist?
Begin by completing the header fields for Site/Environment Name, Audit Date, Auditor Name, DNS Platform, and Environment. Work through each of the 6 sections, marking items Yes or No as applicable. Add notes for any issues found. The entire process takes approximately 1 to 2 hours.
What are the key sections in this telecommunications & it checklist?
This telecommunications & it checklist is organized into 6 key sections: DNS Server Security Configuration, DNSSEC Implementation, DNS Availability and Redundancy, DHCP Security Configuration, DNS Zone Hygiene, Audit Findings and Remediation. Each section contains specific inspection points that network administrator / infrastructure engineer must verify. The structured layout ensures nothing is missed during telecommunications & it inspections and makes the process efficient, typically taking 1-2 hours to complete.
Who should use this DNS/DHCP Infrastructure Audit Checklist?
This checklist is primarily designed for network administrator / infrastructure engineer working in telecommunications & it operations. However, it is also valuable for quality assurance teams, safety officers, compliance managers, and supervisors who need to verify that telecommunications & it standards are being met. Organizations of all sizes can benefit from using this DNS/DHCP Infrastructure Audit Checklist to maintain consistency and accountability.