DNS audit for dyn.asul.pt created on 2026-04-27 12:15:26

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1. Name servers

Name servers listed at the parent server ns4.oliveinet.com:

ns1.cloudns.net
ns2.cloudns.net
ns3.cloudns.net
ns4.cloudns.net

Result: 4 name servers found at the parent server (set at the domain provider).
Recommendation: Everything is okay. There is more than one name server added to dyn.asul.pt.

2. NS records

NS records returned by each name server configured for the domain name

Frankfurt, DE San Francisco, US Sydney, AU Singapore

ns1.cloudns.net [85.159.233.17] (8ms):
ns1.cloudns.net
ns2.cloudns.net

ns2.cloudns.net [5.161.86.199] (91ms):
ns1.cloudns.net
ns2.cloudns.net

ns3.cloudns.net [188.241.116.117] (35ms):
ns1.cloudns.net
ns2.cloudns.net

ns4.cloudns.net [185.206.180.171] (0ms):
ns1.cloudns.net
ns2.cloudns.net

ns1.cloudns.net [85.159.233.17] (140ms):
ns1.cloudns.net
ns2.cloudns.net

ns2.cloudns.net [5.161.86.199] (61ms):
ns1.cloudns.net
ns2.cloudns.net

ns3.cloudns.net [188.241.116.117] (179ms):
ns1.cloudns.net
ns2.cloudns.net

ns4.cloudns.net [185.206.180.171] (148ms):
ns1.cloudns.net
ns2.cloudns.net

ns1.cloudns.net [85.159.233.17] (254ms):
ns1.cloudns.net
ns2.cloudns.net

ns2.cloudns.net [5.161.86.199] (218ms):
ns1.cloudns.net
ns2.cloudns.net

ns3.cloudns.net [188.241.116.117] (319ms):
ns1.cloudns.net
ns2.cloudns.net

ns4.cloudns.net [185.206.180.171] (245ms):
ns1.cloudns.net
ns2.cloudns.net

ns1.cloudns.net [85.159.233.17] (156ms):
ns1.cloudns.net
ns2.cloudns.net

ns2.cloudns.net [5.161.86.199] (632ms):
ns1.cloudns.net
ns2.cloudns.net

ns3.cloudns.net [188.241.116.117] (173ms):
ns1.cloudns.net
ns2.cloudns.net

ns4.cloudns.net [185.206.180.171] (153ms):
ns1.cloudns.net
ns2.cloudns.net

Result: The NS records returned by the DNS servers are not the same as the name servers set at the parent server.
Recommendation: Check the synchronization between the DNS servers. Returned NS records must be exactly the same as these returned by the parent server.

3. SOA record

SOA record returned by each name server configured for the domain name

Frankfurt, DE

ns1.cloudns.net [85.159.233.17] (8ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns2.cloudns.net [5.161.86.199] (92ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns3.cloudns.net [188.241.116.117] (35ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns4.cloudns.net [185.206.180.171] (0ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

San Francisco, US

ns1.cloudns.net [85.159.233.17] (142ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns2.cloudns.net [5.161.86.199] (60ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns3.cloudns.net [188.241.116.117] (179ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns4.cloudns.net [185.206.180.171] (149ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

Sydney, AU

ns1.cloudns.net [85.159.233.17] (274ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns2.cloudns.net [5.161.86.199] (218ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns3.cloudns.net [188.241.116.117] (284ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns4.cloudns.net [185.206.180.171] (258ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

Singapore

ns1.cloudns.net [85.159.233.17] (158ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns2.cloudns.net [5.161.86.199] (236ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns3.cloudns.net [188.241.116.117] (173ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

ns4.cloudns.net [185.206.180.171] (154ms):
ns1.cloudns.net. support.cloudns.net. 2025071802 7200 1800 1209600 3600

Result: The SOA record returned by the name servers is the same on all of them.
Recommendation: It is not required to do any changes. The name servers are synchronized.

4. A record distribution by location for dyn.asul.pt

Shows how the name servers respond to requests for dyn.asul.pt

Frankfurt, DE San Francisco, US Sydney, AU Singapore

ns1.cloudns.net [85.159.233.17] (8ms):

ns2.cloudns.net [5.161.86.199] (89ms):

ns3.cloudns.net [188.241.116.117] (35ms):

ns4.cloudns.net [185.206.180.171] (0ms):

ns1.cloudns.net [85.159.233.17] (144ms):

ns2.cloudns.net [5.161.86.199] (60ms):

ns3.cloudns.net [188.241.116.117] (177ms):

ns4.cloudns.net [185.206.180.171] (146ms):

ns1.cloudns.net [85.159.233.17] (269ms):

ns2.cloudns.net [5.161.86.199] (218ms):

ns3.cloudns.net [188.241.116.117] (311ms):

ns4.cloudns.net [185.206.180.171] (257ms):

ns1.cloudns.net [85.159.233.17] (155ms):

ns2.cloudns.net [5.161.86.199] (223ms):

ns3.cloudns.net [188.241.116.117] (173ms):

ns4.cloudns.net [185.206.180.171] (153ms):

5. A record distribution by location for www.dyn.asul.pt

Shows how the name servers respond to requests for www.dyn.asul.pt

Frankfurt, DE San Francisco, US Sydney, AU Singapore

ns1.cloudns.net [85.159.233.17] (8ms):

ns2.cloudns.net [5.161.86.199] (91ms):

ns3.cloudns.net [188.241.116.117] (35ms):

ns4.cloudns.net [185.206.180.171] (0ms):

ns1.cloudns.net [85.159.233.17] (142ms):

ns2.cloudns.net [5.161.86.199] (60ms):

ns3.cloudns.net [188.241.116.117] (170ms):

ns4.cloudns.net [185.206.180.171] (150ms):

ns1.cloudns.net [85.159.233.17] (254ms):

ns2.cloudns.net [5.161.86.199] (217ms):

ns3.cloudns.net [188.241.116.117] (294ms):

ns4.cloudns.net [185.206.180.171] (244ms):

ns1.cloudns.net [85.159.233.17] (163ms):

ns2.cloudns.net [5.161.86.199] (234ms):

ns3.cloudns.net [188.241.116.117] (173ms):

ns4.cloudns.net [185.206.180.171] (155ms):

6. Speed

Result: During the checks in the previous steps, multiple DNS requests were executed to the name servers responsible for the domain name. Average response time of the name servers is 157.31ms.
Recommendation: The name servers respond slow. Try moving to an Anycast DNS service in order to speed up the resolution of the domain name and first page load of the web site.

Previous reports for dyn.asul.pt: 2024-08-13 11:26:57
Newer reports for dyn.asul.pt: 2026-04-27 12:34:25
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