| author | Oleksandr Gavenko <gavenkoa@gmail.com> |
| Mon, 11 Jan 2016 13:31:07 +0200 | |
| changeset 1862 | f4e844aa1217 |
| child 1863 | 1532554ca0b4 |
| permissions | -rw-r--r-- |
|
1862
f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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1 |
.. -*- coding: utf-8; -*- |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
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2 |
.. include:: HEADER.rst |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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====== |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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DNS. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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====== |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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7 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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8 |
About DNS resolving protocol. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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9 |
============================= |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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10 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
11 |
Default port for name resolving is ``53``:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
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12 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
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13 |
$ nslookup -port=53 microsoft.com |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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14 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
15 |
Debugging name resolution. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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========================== |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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17 |
:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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18 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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19 |
$ nslookup -debug microsoft.com |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
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20 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
21 |
Dumping all available resords:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
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22 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
23 |
$ nslookup -type=any microsoft.com |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
25 |
IP from host name. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
26 |
================== |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
28 |
This request is for the ``A`` record and default for ``nslookup`` command:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
|
29 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
|
30 |
$ nslookup defun.work |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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31 |
$ nslookup -type=a defun.work |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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32 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
33 |
Host name from IP. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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================== |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
36 |
If that information available:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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37 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
38 |
$ nslookup -type=ptr 8.8.8.8 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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39 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
40 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
41 |
List authoritative NS for domain. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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42 |
================================= |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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43 |
:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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44 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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45 |
$ dig ns defun.work |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
46 |
$ nslookup -type=ns defun.work |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
47 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
48 |
List MX records for domain. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
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=========================== |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
50 |
:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
51 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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52 |
$ dig mx mail.google.com |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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53 |
$ nslookup -type=mx mail.google.com |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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54 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
55 |
List SOA records for domain. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
56 |
============================ |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
57 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
58 |
SOA ("Start Of Authority") Record for a domain provides technical information
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
59 |
about the domain:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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60 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
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$ dig soa defun.work |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
63 |
Human readable format can be viewed via:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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64 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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$ nslookup -type=mx defun.work |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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66 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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67 |
origin = ns1.mindsandmachines.com |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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68 |
mail addr = admin.mindsandmachines.com |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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69 |
serial = 2011091101 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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70 |
refresh = 10800 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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71 |
retry = 7200 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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72 |
expire = 604800 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
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73 |
minimum = 86400 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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74 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
75 |
Email adress for domain administrator is ``admin@mindsandmachines.com`` for |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
76 |
above output. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
77 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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78 |
List domain names. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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79 |
================== |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
80 |
:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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81 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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82 |
$ dig ns dp.gov.ua |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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changeset
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83 |
... |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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84 |
;; ANSWER SECTION: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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85 |
dp.gov.ua. 3600 IN NS ns.giknpc.com.ua. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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86 |
... |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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87 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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88 |
$ dig @ns.giknpc.com.ua dp.gov.ua AXFR |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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89 |
... |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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90 |
dp.gov.ua. 3600 IN MX 200 relay2.giknpc.com.ua. |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
91 |
dp.gov.ua. 3600 IN A 195.64.190.1 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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92 |
adm.dp.gov.ua. 3600 IN A 195.64.190.1 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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93 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
94 |
How reread config file? |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
95 |
======================= |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
96 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
97 |
FreeBSD:: |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
98 |
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f4e844aa1217
Debugging name resolution.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
99 |
$ named.reload |