Choose one from the root dns servers, then query for your IPs in-addr.arpa record, you are particularly looking for the NS entry, then follow the query down to the lowest level. I only know how to do this in tinydns.
On 5/29/07, seekuel <[EMAIL PROTECTED]> wrote: > Sir, > > Can you elaborate more? Im not familiar of classes but I know that they are > using BIND and so do I (hope to migrate to djbdns soon because I use qmail). > They said that they already delegated the IP block. > > This is the result of dig > > [EMAIL PROTECTED] ~]# dig -x 61.9.95.21 > > ; <<>> DiG 9.2.4 <<>> -x 61.9.95.21 > ;; global options: printcmd > ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 52038 > ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 > > ;; QUESTION SECTION: > ;21.95.9.61.in-addr.arpa . IN PTR > > ;; ANSWER SECTION: > 21.95.9.61.in-addr.arpa. 259200 IN CNAME > 21.16/28.95.9.61.in-addr.arpa. > > ;; Query time: 162 msec > ;; SERVER: 202.47.132.6#53(202.47.132.6 ) > ;; WHEN: Tue May 29 23:04:12 2007 > ;; MSG SIZE rcvd: 64 > > --- > Sandeil > > > On 5/29/07, John Homer Alvero < [EMAIL PROTECTED]> wrote: > > Your ISP is probably speaking of secondary dns. Tell your ISP that you > > are requesting for reverse dns delegation to your DNS the IP addresses > > assigned to you. You may not have a full block of IP addresses, so > > your ISP will tell you that they can only do reverse dns delegation > > for a /24 network. Tell them, that you are asking for a "classless" > > delegation. > > > > Unfortunately, not too many ISPs know about the technique, specially > > that most of our ISPs use bind, and some people (including myself) use > > djb's dns. I had to refer them to an RFC and a how to in order to have > > this thing done. > > > > http://www.ietf.org/rfc/rfc2317.txt > > http://www.anders.com/projects/sysadmin/tinydns.html > > > > > > > > On 5/29/07, seekuel <[EMAIL PROTECTED]> wrote: > > > Hello people, > > > > > > I have a DNS Server with IPs 61.9.95.21 and 61.9.95.22 I like this to be > an > > > authoritative dns server. I already configured the reverse DNS on my > local > > > server and do adig -x 61.9.95.21 the result is that it can point back to > my > > > reverse dns query but when I use my ISP's DNS (about 4 hours) it will > not > > > resolve to my public IP. The plan was to make this machine a web hosting > and > > > email hosting for our group of company therefore may domains will be > hosted > > > by the said IPs. One of the requirement is that when I add or change my > > > reverse DNS entry my ISPs DNS will also update of the changes I done. My > > > problem now is how to properly request this to our ISP. Any ideas? > > > > > > Thanks and more power. > > > > > > Sandeil > > > > > > _________________________________________________ > > > Philippine Linux Users' Group (PLUG) Mailing List > > > [email protected] (#PLUG @ irc.free.net.ph) > > > Read the Guidelines: http://linux.org.ph/lists > > > Searchable Archives: http://archives.free.net.ph > > > > > _________________________________________________ > > Philippine Linux Users' Group (PLUG) Mailing List > > [email protected] (#PLUG @ irc.free.net.ph) > > Read the Guidelines: http://linux.org.ph/lists > > Searchable Archives: http://archives.free.net.ph > > > > > _________________________________________________ > Philippine Linux Users' Group (PLUG) Mailing List > [email protected] (#PLUG @ irc.free.net.ph) > Read the Guidelines: http://linux.org.ph/lists > Searchable Archives: http://archives.free.net.ph > _________________________________________________ Philippine Linux Users' Group (PLUG) Mailing List [email protected] (#PLUG @ irc.free.net.ph) Read the Guidelines: http://linux.org.ph/lists Searchable Archives: http://archives.free.net.ph
