whatsmydns.net - DNS Propagation Checker

PTR records for 17.253.144.10:

Record Type Value TTL
10.144.253.17.in-addr.arpa PTR apple.co.uk. 174
10.144.253.17.in-addr.arpa PTR world-any.aaplimg.com. 174
10.144.253.17.in-addr.arpa PTR www.brkgls.com. 174
10.144.253.17.in-addr.arpa PTR apple.com.ai. 174
10.144.253.17.in-addr.arpa PTR advertising.apple.com. 174
10.144.253.17.in-addr.arpa PTR applejava.apple.com. 174
10.144.253.17.in-addr.arpa PTR guide.apple.com. 174
10.144.253.17.in-addr.arpa PTR apple.es. 174
10.144.253.17.in-addr.arpa PTR itunespartner.apple.com. 174
10.144.253.17.in-addr.arpa PTR apple.de. 174
10.144.253.17.in-addr.arpa PTR apple.com.gy. 174
10.144.253.17.in-addr.arpa PTR appstore.com. 174
10.144.253.17.in-addr.arpa PTR apple.ca. 174
10.144.253.17.in-addr.arpa PTR apple.com.hn. 174
10.144.253.17.in-addr.arpa PTR safaricampaign.apple. 174
10.144.253.17.in-addr.arpa PTR podcast.apple.com. 174
10.144.253.17.in-addr.arpa PTR apple.nl. 174
10.144.253.17.in-addr.arpa PTR apple.com.sg. 174
10.144.253.17.in-addr.arpa PTR firewire.apple.com. 174
10.144.253.17.in-addr.arpa PTR apple.com.mx. 174
10.144.253.17.in-addr.arpa PTR apple.com.pe. 174
10.144.253.17.in-addr.arpa PTR apple.com.lk. 174
10.144.253.17.in-addr.arpa PTR apple.com.co. 174
10.144.253.17.in-addr.arpa PTR applecomputer.co.kr. 174
10.144.253.17.in-addr.arpa PTR aperturetrialbuy.apple.com. 174
10.144.253.17.in-addr.arpa PTR apple.com.pa. 174
10.144.253.17.in-addr.arpa PTR apple.com.tt. 174
10.144.253.17.in-addr.arpa PTR brkgls.com. 174
10.144.253.17.in-addr.arpa PTR vipd-healthcheck.a01.3banana.com. 174
10.144.253.17.in-addr.arpa PTR apple.fr. 174
10.144.253.17.in-addr.arpa PTR shake.apple.com. 174
10.144.253.17.in-addr.arpa PTR iphone.apple.com. 174
10.144.253.17.in-addr.arpa PTR livepage.apple.com. 174
10.144.253.17.in-addr.arpa PTR squeakytoytrainingcamp.com. 174
10.144.253.17.in-addr.arpa PTR apple.com.py. 174
10.144.253.17.in-addr.arpa PTR apple.com.do. 174
10.144.253.17.in-addr.arpa PTR iworktrialbuy.apple.com. 174
10.144.253.17.in-addr.arpa PTR asia.apple.com. 174
10.144.253.17.in-addr.arpa PTR applescript.apple.com. 174
10.144.253.17.in-addr.arpa PTR apple.com. 174
10.144.253.17.in-addr.arpa PTR apple.com.my. 174
10.144.253.17.in-addr.arpa PTR apple.com.uy. 174
10.144.253.17.in-addr.arpa PTR apple.com.au. 174
10.144.253.17.in-addr.arpa PTR apple.it. 174
10.144.253.17.in-addr.arpa PTR icloud.com. 174
10.144.253.17.in-addr.arpa PTR apple.com.cn. 174
10.144.253.17.in-addr.arpa PTR apple.com.bo. 174
10.144.253.17.in-addr.arpa PTR seminars.apple.com. 174
id 19240, opcode QUERY, rcode NOERROR, flags QR RD RA
;QUESTION
10.144.253.17.in-addr.arpa. IN PTR
;ANSWER
10.144.253.17.in-addr.arpa. 174 IN PTR apple.co.uk.
10.144.253.17.in-addr.arpa. 174 IN PTR world-any.aaplimg.com.
10.144.253.17.in-addr.arpa. 174 IN PTR www.brkgls.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.ai.
10.144.253.17.in-addr.arpa. 174 IN PTR advertising.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR applejava.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR guide.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.es.
10.144.253.17.in-addr.arpa. 174 IN PTR itunespartner.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.de.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.gy.
10.144.253.17.in-addr.arpa. 174 IN PTR appstore.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.ca.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.hn.
10.144.253.17.in-addr.arpa. 174 IN PTR safaricampaign.apple.
10.144.253.17.in-addr.arpa. 174 IN PTR podcast.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.nl.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.sg.
10.144.253.17.in-addr.arpa. 174 IN PTR firewire.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.mx.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.pe.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.lk.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.co.
10.144.253.17.in-addr.arpa. 174 IN PTR applecomputer.co.kr.
10.144.253.17.in-addr.arpa. 174 IN PTR aperturetrialbuy.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.pa.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.tt.
10.144.253.17.in-addr.arpa. 174 IN PTR brkgls.com.
10.144.253.17.in-addr.arpa. 174 IN PTR vipd-healthcheck.a01.3banana.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.fr.
10.144.253.17.in-addr.arpa. 174 IN PTR shake.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR iphone.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR livepage.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR squeakytoytrainingcamp.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.py.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.do.
10.144.253.17.in-addr.arpa. 174 IN PTR iworktrialbuy.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR asia.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR applescript.apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.my.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.uy.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.au.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.it.
10.144.253.17.in-addr.arpa. 174 IN PTR icloud.com.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.cn.
10.144.253.17.in-addr.arpa. 174 IN PTR apple.com.bo.
10.144.253.17.in-addr.arpa. 174 IN PTR seminars.apple.com.
;AUTHORITY
;ADDITIONAL

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PTR Record Lookup

whatsmydns.net PTR Record Lookup tool lets you query DNS servers and get instant results.

Reverse DNS or PTR record lookups are used to determine the PTR records associated with a domain.

Looking for easier to understand results? Use the Global DNS Checker tool.

DNS PTR Record

PTR records, known as Pointer records or reverse DNS records are used to store the domain name for an IP address.

PTR records are the inverse record of both A records for IPv4 addresses, and AAAA records for IPv6 addresses.

PTR records are stored as their IP address broken into segments and then reversed, followed by either .in-addr.arpa. for IPv4 records or .ip6.arpa. for IPv6 records. For example the IP address 192.168.2.1 would be stored in 1.2.168.192.in-addr.arpa..

The Reverse DNS Lookup tool allows you to analyse domain name and IP address configurations in a more comprehensive way than a simple PTR record lookup.

You can use the Reverse DNS Generator to convert IP addresses into the correct format for PTR records.

Example PTR record

An example PTR record may look like the following:

Record Type Value TTL
1.2.168.192.in-addr.arpa. PTR example.com 3600

1.2.168.192.in-addr.arpa. represents identifier of the record. This is the record name for the IPv4 A record 192.168.2.1.

PTR is the record type.

example.com is the value of the record.

3600 is the TTL (time to live) of the record in seconds, this example represents 1 hour. This means that when a record has had updates made to it, then it will take 1 hour to update.

IPv6 PTR Records

Record Type Value TTL
1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. PTR example.com 3600

1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. represents identifier of the record. This is the record name for the IPv6 AAAA record fe80::1.

PTR is the record type.

example.com is the value of the record.

3600 is the TTL (time to live) of the record in seconds, this example represents 1 hour. This means that when a record has had updates made to it, then it will take 1 hour to update.