The Resolve-DnsName
In this post I show you ten frequently used command lines with Resolve-DnsName
1. How to find A records for a domain?
# Command line: PS C:\> Resolve-DnsName -Name google.com # Output: Name Type TTL Section IPAddress ---- ---- --- ------- --------- google.com AAAA 156 Answer 2a00:1450:400f:80c::200e google.com A 252 Answer 216.58.211.142
2. How to check the NS records of a domain?
# Command line: PS C:\> Resolve-DnsName -Name google.com -Type NS # Output: Name Type TTL Section NameHost ---- ---- --- ------- -------- google.com NS 6883 Answer ns3.google.com google.com NS 6883 Answer ns4.google.com google.com NS 6883 Answer ns1.google.com google.com NS 6883 Answer ns2.google.com Name : ns3.google.com QueryType : A TTL : 5137 Section : Additional IP4Address : 216.239.36.10 Name : ns3.google.com QueryType : AAAA TTL : 85550 Section : Additional IP6Address : 2001:4860:4802:36::a Name : ns4.google.com QueryType : A TTL : 5137 Section : Additional IP4Address : 216.239.38.10 Name : ns4.google.com QueryType : AAAA TTL : 9817 Section : Additional IP6Address : 2001:4860:4802:38::a Name : ns1.google.com QueryType : A TTL : 5137 Section : Additional IP4Address : 216.239.32.10 Name : ns1.google.com QueryType : AAAA TTL : 7013 Section : Additional IP6Address : 2001:4860:4802:32::a Name : ns2.google.com QueryType : A TTL : 5138 Section : Additional IP4Address : 216.239.34.10 Name : ns2.google.com QueryType : AAAA TTL : 8317 Section : Additional IP6Address : 2001:4860:4802:34::a
3. How to query the SOA record of a domain?
This is useful to find the contact person of a domain you don’t administrate. For instance if you need to change or add a record of a domain, contact the Name Administrator to get assistance, in this case the Name Administrator is dns-admin.google.com, this means the contact information is dns-admin@google.com.
# Command line: PS C:\> Resolve-DnsName -Name google.com -Type SOA # Output: Name Type TTL Section PrimaryServer NameAdministrator SerialNumber ---- ---- --- ------- ------------- ----------------- ------------ google.com SOA 32 Answer ns1.google.com dns-admin.google.com 245226112 Name : ns1.google.com QueryType : A TTL : 5114 Section : Additional IP4Address : 216.239.32.10 Name : ns1.google.com QueryType : AAAA TTL : 6990 Section : Additional IP6Address : 2001:4860:4802:32::a
4. How to find the MX records, responsible for the mail exchange?
# Command line: PS C:\> Resolve-DnsName -Name google.com -Type MX # Output: Name Type TTL Section NameExchange Preference ---- ---- --- ------- ------------ ---------- google.com MX 307 Answer alt2.aspmx.l.google.com 30 google.com MX 307 Answer alt3.aspmx.l.google.com 40 google.com MX 307 Answer alt4.aspmx.l.google.com 50 google.com MX 307 Answer aspmx.l.google.com 10 google.com MX 307 Answer alt1.aspmx.l.google.com 20
5. How to find all of the available DNS records of a domain?
# Command line:
PS C:\> Resolve-DnsName -Name google.com -Type ANY
# Output:
Name Type TTL Section IPAddress
---- ---- --- ------- ---------
google.com A 300 Answer 172.217.21.142
Name : google.com
QueryType : NS
TTL : 86400
Section : Answer
NameHost : ns1.google.com
Name : google.com
QueryType : NS
TTL : 86400
Section : Answer
NameHost : ns2.google.com
Name : google.com
QueryType : NS
TTL : 86400
Section : Answer
NameHost : ns3.google.com
Name : google.com
QueryType : NS
TTL : 86400
Section : Answer
NameHost : ns4.google.com
Name : google.com
QueryType : SOA
TTL : 60
Section : Answer
NameAdministrator : dns-admin.google.com
SerialNumber : 245226112
TimeToZoneRefresh : 900
TimeToZoneFailureRetry : 900
TimeToExpiration : 1800
DefaultTTL : 60
Name : google.com
QueryType : MX
TTL : 600
Section : Answer
NameExchange : alt2.aspmx.l.google.com
Preference : 30
Name : google.com
QueryType : MX
TTL : 600
Section : Answer
NameExchange : alt3.aspmx.l.google.com
Preference : 40
Name : google.com
QueryType : MX
TTL : 600
Section : Answer
NameExchange : aspmx.l.google.com
Preference : 10
Name : google.com
QueryType : MX
TTL : 600
Section : Answer
NameExchange : alt1.aspmx.l.google.com
Preference : 20
Name : google.com
QueryType : MX
TTL : 600
Section : Answer
NameExchange : alt4.aspmx.l.google.com
Preference : 50
Name : google.com
QueryType : TXT
TTL : 3600
Section : Answer
Strings : {v=spf1 include:_spf.google.com ~all}
Name : google.com
QueryType : TXT
TTL : 3600
Section : Answer
Strings : {globalsign-smime-dv=CDYX+XFHUw2wml6/Gb8+59BsH31KzUr6c1l2BPvqKX8=}
Name : google.com
QueryType : TXT
TTL : 300
Section : Answer
Strings : {facebook-domain-verification=22rm551cu4k0ab0bxsw536tlds4h95}
Name : google.com
QueryType : TXT
TTL : 300
Section : Answer
Strings : {docusign=05958488-4752-4ef2-95eb-aa7ba8a3bd0e}
google.com AAAA 300 Answer 2a00:1450:400f:809::200e
ns1.google.com A 4647 Additional 216.239.32.10
ns1.google.com AAAA 6523 Additional 2001:4860:4802:32::a
ns2.google.com A 4648 Additional 216.239.34.10
ns2.google.com AAAA 7827 Additional 2001:4860:4802:34::a
ns3.google.com A 4647 Additional 216.239.36.10
ns3.google.com AAAA 85060 Additional 2001:4860:4802:36::a
ns4.google.com A 4647 Additional 216.239.38.10
ns4.google.com AAAA 9327 Additional 2001:4860:4802:38::a
alt2.aspmx.l.google.com A 16 Additional 74.125.195.27
alt2.aspmx.l.google.com AAAA 76 Additional 2607:f8b0:400e:c09::1b
alt3.aspmx.l.google.com A 129 Additional 108.177.104.26
alt1.aspmx.l.google.com A 174 Additional 108.177.125.27
alt1.aspmx.l.google.com AAAA 76 Additional 2404:6800:4008:c01::1b
alt4.aspmx.l.google.com A 86 Additional 74.125.129.27
alt4.aspmx.l.google.com AAAA 230 Additional 2607:f8b0:4001:c15::1b
6. How to lookup with using a specific DNS Server?
# Command line: PS C:\> Resolve-DnsName -Name google.com -Server 1.1.1.1 # Uses Cloudflare's Name Servers # Output: Name Type TTL Section IPAddress ---- ---- --- ------- --------- google.com AAAA 56 Answer 2a00:1450:400f:809::200e google.com A 152 Answer 172.217.21.142
7. How to check the Reverse DNS lookup?
By using the IP address instead of hostname you perform a reverse lookup, without adding any parameters.
# Command line: PS C:\> Resolve-DnsName -Name 172.217.22.174 # Output: Name Type TTL Section NameHost ---- ---- --- ------- -------- 174.22.217.172.in-addr.arpa PTR 1103 Answer arn09s11-in-f14.1e100.net 174.22.217.172.in-addr.arpa PTR 1103 Answer arn09s11-in-f174.1e100.net
8. How to resolve queries using only the DNS protocol? Port 53
# Command line: PS C:\> Resolve-DnsName -Name google.com -DnsOnly
9. How to shorten timeouts for a reply?
# Command line: PS C:\> Resolve-DnsName -Name google.com -QuickTimeout
10. How to skip the hosts file when resolving a query?
This is useful when you are testing websites or network flow when you need to add changes to the hosts file. It allows you to query a hostname without commenting out or remove the changes to query before and after changes. This allows you to query changes with and without hosts file in an easy manner, without the need to comment or remove changes in the hosts file for each lookup during a test period.
# Command line: PS C:\> Resolve-DnsName -Name google.com -NoHostsFile
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