My new configuration

[Cricket Liu]

> zone "48/28.62.216.193.in-addr.arpa" {
>  type master;
>  file "/var/named/48-28.62.216.193.in-addr.arpa";
>  };
>  --end of file
> 
> The in-addr.arpa file is as follow:
> 
> $TTL 38400
> $ORIGIN 62.216.193.in-addr.arpa.
> 48/28       IN      SOA     ns.sicanet.no. webmaster.sicanet.no. (
>    2001092100
>    10800
>    3600
>    432000
>    38400 )
> 
> 48/28   IN      NS      ns.sicanet.no.
> 48/28 IN NS      ns2.sicanet.no.
> 61 IN CNAME  61.48/28.62.216.193.in-addr.arpa.
> 60 IN CNAME  60.48/28.62.216.193.in-addr.arpa.
> 59 IN CNAME  59.48/28.62.216.193.in-addr.arpa.
> 58 IN CNAME  58.48/28.62.216.193.in-addr.arpa.

These CNAME records don't belong here, because they're
not in the 48/28.62.216.193.in-addr.arpa zone at all.  Your
ISP should add these to their zone data file.

> $ORIGIN 48/28.62.216.193.in-addr.arpa.
> 60 IN      PTR     ns.sicanet.no.
> 61      IN      PTR     ns2.sicanet.no.
> 59 IN PTR server01.sicanet.no

You're missing a trailing dot here.

> 58      IN      PTR     mail.netonline.no.

The rest looks fine to me.

cricket

Men & Mice
DNS Software & Services
www.menandmice.com