Record Lookup Tools
Use record lookup tools when you already know the record type you need to inspect, compare, or export in detail while troubleshooting DNS, mail routing, or certificate-related setup.
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Look Up A Specific Record Type
Use the generic lookup when you need A, AAAA, CNAME, NS, PTR, SOA, SRV, CAA, or TXT in one place.
Investigate Mail Routing
Start with MX results when troubleshooting inbound mail flow, priorities, or mail hostnames.
Review Certificate Authorization
Use CAA lookup when you need to understand which certificate authorities are allowed to issue for a domain.
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Record Lookups
Record Lookup
Query A, AAAA, CNAME, NS, PTR, SOA, SRV, CAA, and TXT records.
NS Lookup
Check authoritative nameserver records directly.
MX Lookup
Check mail exchange records, priorities, and resolved IPs.
TXT Lookup
Check TXT records, TTL values, and full text content.
CAA Analysis
Review certificate authority authorization records and tags.
PTR Check
Validate reverse DNS and forward-confirmed PTR results.
SRV Lookup
Query SRV records with service and protocol inputs.
Featured Articles
What Is DNS TTL? Time to Live Explained
Learn what DNS TTL means, how DNS caching works, why TTL affects propagation and reliability, and how to choose the right TTL before a DNS change.
How to Check Certificate SANs and Spot Hostname Mismatches
Learn how to check certificate SANs, confirm whether a hostname is covered, and use SAN data to troubleshoot TLS errors and asset exposure.
How to Fix CAA Record Errors Before Certificate Renewal Fails
Learn how to fix CAA record errors, why certificate issuance gets blocked, and how to verify issue, issuewild, and parent-domain policy before renewal fails.
How Certificate Transparency Helps Find Subdomains
Learn how certificate transparency logs help find subdomains, what the data misses, and how to interpret CT-based hostname discovery safely.
What Is a Subject Alternative Name in TLS?
Learn what a subject alternative name is in a TLS certificate, why SANs matter for hostname validation, and how SAN data helps with discovery and troubleshooting.
What Is an SRV Record in DNS?
Learn what an SRV record is, how service, protocol, priority, weight, and port fields work, and when SRV lookups are useful in real deployments.