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Definition; PTR: Pointer (as used in DNS records; an address points to a name) PTR: Partner: PTR: Patuxent River (Maryland) PTR: Pounding the Rock (sports) PTR: Painter: PTR: Post Tenebras Rock (band) PTR: Physical Therapy Reviews (journal) PTR: Panasonic Toyota Racing (automobile racing) PTR: Property Tax Relief (various locations) PTR: Post ...
PTR: Problem Tracking Report: PTR: Problem Trouble Report: PTR: Program Tape Reader: PTR: Problem Tracking and Resolution (software) PTR: Primary Training Range: PTR: Preliminary Test Report (US NASA) PTR: Plant Thermal Reduction: PTR: Performance Tuning Request: PTR: Past Track Record: PTR: Project Technical Representative: PTR: Port Thermal ...
PTR is a tax paid by licensed professionals to practice their profession in a province. Learn who needs to pay, how to apply, and where to get PTR in this guide.
What does PTR abbreviation stand for? Explore the list of 328 best PTR meaning forms based on popularity. Most common PTR abbreviation full forms updated in March 2024.
- What Is A DNS PTR Record?
- How Are DNS PTR Records stored?
- What Are Some of The Main Uses For PTR Records?
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The Domain Name System, or DNS, correlates domain names with IP addresses. A DNS pointer record (PTR for short) provides the domain name associated with an IP address. A DNS PTR record is exactly the opposite of the 'A' record, which provides the IP address associated with a domain name. DNS PTR records are used in reverse DNS lookups. When a user ...
In IPv4: While DNS A records are stored under the given domain name, DNS PTR records are stored under the IP address — reversed, and with ".in-addr.arpa" added. For example, the PTR record for the IP address 192.0.2.255 would be stored under "255.2.0.192.in-addr.arpa". "in-addr.arpa" has to be added because PTR records are stored within the .arpa t...
PTR records are used in reverse DNS lookups; common uses for reverse DNS include: Anti-spam:Some email anti-spam filters use reverse DNS to check the domain names of email addresses and see if the associated IP addresses are likely to be used by legitimate email servers. Troubleshooting email delivery issues:Because anti-spam filters perform these ...
A DNS PTR record provides the domain name associated with an IP address. Learn how PTR records are stored in IPv4 and IPv6, and how they are used for reverse DNS lookups, anti-spam, troubleshooting and logging.
Looking for the definition of PTR? Find out what is the full meaning of PTR on Abbreviations.com! 'Pointer' is one option -- get in to view more @ The Web's largest and most authoritative acronyms and abbreviations resource.
Ptr is a two-letter abbreviation that can mean painter or printer, according to Merriam-Webster dictionary. Learn more about the definition, usage, and examples of ptr in this online entry.
