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Dyndns.biz DNS Tests

  
TLD ▼  |  Name Servers ▼  |  A Records ▼  |  Speed and Health ▼  |  AAAA Records ▼  |  MX Records ▼  |  SOA Record ▼
Top Level Domain

INFO
Using Root Server j.root-servers.net
PASS
Your TLD is recognized at the root servers.
INFO
Got redirected to a.gtld.biz
INFO
Got redirected to ns5.dyndns.org
PASS
You have 4 name servers. Anything more than 1 is good.

Name Servers

INFO
Name Server (NS) records at the TLD name server a.gtld.biz:

ns5.dyndns.org
ns4.dyndns.org
ns1.dyndns.org
ns3.dyndns.org
INFO
The TLD name server a.gtld.biz did not send A records (GLUE) for the name servers in the additional section!
INFO
ns5.dyndns.org has the following A Records:

208.76.59.1 (TTL: 82300 seconds), located at Wilmington, United States
INFO
ns4.dyndns.org has the following A Records:

208.76.58.1 (TTL: 82302 seconds), located at Wilmington, United States
INFO
ns1.dyndns.org has the following A Records:

208.76.61.3 (TTL: 81886 seconds), located at Wilmington, United States
INFO
ns3.dyndns.org has the following A Records:

208.76.61.1 (TTL: 81772 seconds), located at Wilmington, United States
PASS
All of your name servers have A records.
PASS
All of your name servers are on seperate IP addresses.
INFO
The A records of your name servers indicate that your name servers are not geo distributed. It is recommended that your name servers be in different geographical locations to ensure the best availability.
PASS
Your name server ns5.dyndns.org is responding to DNS queries.
WARNING
Name Servers Found at ns5.dyndns.org for dyndns.biz NOT found at a.gtld.biz:

ns2.dyndns.org
WARNING
Your name server ns5.dyndns.org is responding with a different set of NS records as compared to the TLD server a.gtld.biz!
WARNING
Name server ns5.dyndns.org did not send A records (GLUE) along with the response for the NS records query for dyndns.biz.
PASS
Your name server ns4.dyndns.org is responding to DNS queries.
WARNING
Name Servers Found at ns4.dyndns.org for dyndns.biz NOT found at a.gtld.biz:

ns2.dyndns.org
WARNING
Your name server ns4.dyndns.org is responding with a different set of NS records as compared to the TLD server a.gtld.biz!
WARNING
Name server ns4.dyndns.org did not send A records (GLUE) along with the response for the NS records query for dyndns.biz.
PASS
Your name server ns1.dyndns.org is responding to DNS queries.
WARNING
Name Servers Found at ns1.dyndns.org for dyndns.biz NOT found at a.gtld.biz:

ns2.dyndns.org
WARNING
Your name server ns1.dyndns.org is responding with a different set of NS records as compared to the TLD server a.gtld.biz!
WARNING
Name server ns1.dyndns.org did not send A records (GLUE) along with the response for the NS records query for dyndns.biz.
PASS
Your name server ns3.dyndns.org is responding to DNS queries.
WARNING
Name Servers Found at ns3.dyndns.org for dyndns.biz NOT found at a.gtld.biz:

ns2.dyndns.org
WARNING
Your name server ns3.dyndns.org is responding with a different set of NS records as compared to the TLD server a.gtld.biz!
WARNING
Name server ns3.dyndns.org did not send A records (GLUE) along with the response for the NS records query for dyndns.biz.
WARNING
The NS records returned by your name servers are not consistent with either the TLD server a.gtld.biz or some of your other name servers. See above. The reason for this could be that you have different name servers at your domain name registrar as compared to your NS records. Even if this could be ok, you should always have the same name servers at your registrar and at your NS records.
PASS
Your name server ns5.dyndns.org is authoritative for the domain name dyndns.biz.
PASS
Your name server ns4.dyndns.org is authoritative for the domain name dyndns.biz.
PASS
Your name server ns1.dyndns.org is authoritative for the domain name dyndns.biz.
PASS
Your name server ns3.dyndns.org is authoritative for the domain name dyndns.biz.
WARNING
The SOA record serial number differs between your name servers! This is not expected unless you have recently created your domain name or name servers and the data has not propagated to all your servers yet. Please check after a few hours and then if this test fails again, you need to fix it.
PASS
None of your name servers seem to allow recursive queries.

A Records

INFO
dyndns.biz has the following A Records:

216.146.38.125 (TTL: 86400 seconds) is located at Manchester, United States
INFO
The WWW record for dyndns.biz (www.dyndns.biz) is a CNAME Record. An A record is recommended. The CNAME for www.dyndns.biz points to dyndns.biz which points to 216.146.38.125. One level of indirection is OK, but not recommended.

AAAA Records

INFO
There are no AAAA records for your domain name at ns5.dyndns.org.

SOA Record

INFO
SOA Record:

Serial: 2526785654
Refresh: 10800 seconds
Retry: 1800 seconds
Expire: 604800 seconds
Minimum TTL: 1800 seconds
Primary Name Server: ns1.dyndns.org
Contact: hostmaster.dyndns.org
PASS
Your SOA Refresh value 10800 is OK. The recommended value is between 1200 and 86400.
PASS
Your SOA Retry value 1800 is OK. The recommended value is between 120 and 7200.
PASS
Your SOA Expire value 604800 is OK. The recommended value is between 604800 and 2419200.
PASS
Your SOA Minimum TTL value 1800 is OK. The recommended value is between 1800 and 86400.
PASS
The primary name server in the SOA record (ns1.dyndns.org) is sent by the TLD name server a.gtld.biz for queries on dyndns.biz.

MX Records

WARNING
There are no MX records for your domain name at ns3.dyndns.org!
WARNING
You have no MX records for dyndns.biz. Email may not be delivered or sent without MX records (the email server may use the domain name's A record).
WARNING
Your domain name does not appear to have an SPF record. This makes it vulnerable to email spoofing.

Name Server Speed and Health

PASS
After 9 lookups, the average response time of your name server ns5.dyndns.org is 171.54 milliseconds:

Los Angeles:163.47 ms
Dallas:186.93 ms
New York:216.17 ms
Singapore:38.55 ms
London:229.56 ms
Amsterdam:214.37 ms
San Francisco:151.73 ms
INFO
Health: Across all queries that we sent to ns5.dyndns.org, the success rate is 99.96% (uptime).
PASS
After 8 lookups, the average response time of your name server ns4.dyndns.org is 95.45 milliseconds:

Los Angeles:140.78 ms
Dallas:128.27 ms
New York:75.44 ms
Singapore:165.26 ms
London:9.47 ms
Amsterdam:1.31 ms
San Francisco:147.63 ms
INFO
Health: Across all queries that we sent to ns4.dyndns.org, the success rate is 99.74% (uptime).
PASS
After 9 lookups, the average response time of your name server ns1.dyndns.org is 82.15 milliseconds:

Los Angeles:13.68 ms
Dallas:35.39 ms
New York:66.87 ms
Singapore:168.58 ms
London:138.55 ms
Amsterdam:142.57 ms
San Francisco:9.39 ms
INFO
Health: Across all queries that we sent to ns1.dyndns.org, the success rate is 99.94% (uptime).
PASS
After 10 lookups, the average response time of your name server ns3.dyndns.org is 82.5 milliseconds:

Los Angeles:13.65 ms
Dallas:33.44 ms
New York:65.99 ms
Singapore:168.84 ms
London:137.33 ms
Amsterdam:147.49 ms
San Francisco:10.74 ms
INFO
Health: Across all queries that we sent to ns3.dyndns.org, the success rate is 99.94% (uptime).

DNS Rating

B-
Rating by SolveDNS
dyndns.biz DNS tests had 0 failed tests and 17 warnings.

56.41% out of 100



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