DNS audit for dnsever.com created on 2026-03-06 13:45:50

1. Name servers

Name servers listed at the parent server e.gtld-servers.net:

ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

Result: 5 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 dnsever.com.

2. NS records

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

Frankfurt, DE San Francisco, US Johannesburg, ZA Singapore

ns7.dnsever.co.kr [15.235.2.101] (92ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.com [51.77.113.149] (16ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.co.uk [15.235.3.176] (97ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.net [91.134.148.197] (8ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.org [51.38.97.151] (2ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.co.kr [15.235.2.101] (66ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.com [51.77.113.149] (151ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.co.uk [15.235.3.176] (64ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.net [91.134.148.197] (155ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.org [51.38.97.151] (160ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.co.kr [15.235.2.101] (244ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.com [51.77.113.149] (168ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.co.uk [15.235.3.176] (240ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.net [91.134.148.197] (172ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.org [51.38.97.151] (180ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.co.kr [15.235.2.101] (245ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.com [51.77.113.149] (318ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.co.uk [15.235.3.176] (time out 2000ms)

ns7.dnsever.net [91.134.148.197] (330ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

ns7.dnsever.org [51.38.97.151] (334ms):
ns7.dnsever.co.kr
ns7.dnsever.com
ns7.dnsever.co.uk
ns7.dnsever.net
ns7.dnsever.org

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

ns7.dnsever.co.kr [15.235.2.101] (100ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.com [51.77.113.149] (14ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.co.uk [15.235.3.176] (96ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.net [91.134.148.197] (10ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.org [51.38.97.151] (1ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

San Francisco, US

ns7.dnsever.co.kr [15.235.2.101] (64ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.com [51.77.113.149] (145ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.co.uk [15.235.3.176] (65ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.net [91.134.148.197] (147ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.org [51.38.97.151] (156ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

Johannesburg, ZA

ns7.dnsever.co.kr [15.235.2.101] (248ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.com [51.77.113.149] (160ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.co.uk [15.235.3.176] (236ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.net [91.134.148.197] (168ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.org [51.38.97.151] (184ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

Singapore

ns7.dnsever.co.kr [15.235.2.101] (253ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.com [51.77.113.149] (321ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.co.uk [15.235.3.176] (time out 2000ms)

ns7.dnsever.net [91.134.148.197] (337ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

ns7.dnsever.org [51.38.97.151] (260ms):
ns7.dnsever.com. admin.dnsever.com. 1747039760 86400 600 1209600 14400

Result: The SOA record returned by the name servers is not the same on all of them.
Recommendation: Check the synchronization between the DNS servers. Returned SOA record must be exactly the same on all DNS servers.

4. A record distribution by location for dnsever.com

Shows how the name servers respond to requests for dnsever.com

Frankfurt, DE San Francisco, US Johannesburg, ZA Singapore

ns7.dnsever.co.kr [15.235.2.101] (94ms):
15.235.215.27
15.235.216.200

ns7.dnsever.com [51.77.113.149] (14ms):
15.235.215.27
15.235.216.200

ns7.dnsever.co.uk [15.235.3.176] (94ms):
15.235.215.27
15.235.216.200

ns7.dnsever.net [91.134.148.197] (8ms):
15.235.215.27
15.235.216.200

ns7.dnsever.org [51.38.97.151] (2ms):
15.235.215.27
15.235.216.200

ns7.dnsever.co.kr [15.235.2.101] (63ms):
15.235.215.27
15.235.216.200

ns7.dnsever.com [51.77.113.149] (144ms):
15.235.215.27
15.235.216.200

ns7.dnsever.co.uk [15.235.3.176] (65ms):
15.235.215.27
15.235.216.200

ns7.dnsever.net [91.134.148.197] (150ms):
15.235.215.27
15.235.216.200

ns7.dnsever.org [51.38.97.151] (160ms):
15.235.215.27
15.235.216.200

ns7.dnsever.co.kr [15.235.2.101] (236ms):
15.235.215.27
15.235.216.200

ns7.dnsever.com [51.77.113.149] (164ms):
15.235.215.27
15.235.216.200

ns7.dnsever.co.uk [15.235.3.176] (232ms):
15.235.215.27
15.235.216.200

ns7.dnsever.net [91.134.148.197] (172ms):
15.235.215.27
15.235.216.200

ns7.dnsever.org [51.38.97.151] (184ms):
15.235.215.27
15.235.216.200

ns7.dnsever.co.kr [15.235.2.101] (255ms):
15.235.215.27
15.235.216.200

ns7.dnsever.com [51.77.113.149] (328ms):
15.235.215.27
15.235.216.200

ns7.dnsever.co.uk [15.235.3.176] (time out 2000ms)

ns7.dnsever.net [91.134.148.197] (324ms):
15.235.215.27
15.235.216.200

ns7.dnsever.org [51.38.97.151] (256ms):
15.235.215.27
15.235.216.200

5. A record distribution by location for www.dnsever.com

Shows how the name servers respond to requests for www.dnsever.com

Frankfurt, DE San Francisco, US Johannesburg, ZA Singapore

ns7.dnsever.co.kr [15.235.2.101] (94ms):

ns7.dnsever.com [51.77.113.149] (14ms):

ns7.dnsever.co.uk [15.235.3.176] (98ms):

ns7.dnsever.net [91.134.148.197] (8ms):

ns7.dnsever.org [51.38.97.151] (2ms):

ns7.dnsever.co.kr [15.235.2.101] (65ms):

ns7.dnsever.com [51.77.113.149] (143ms):

ns7.dnsever.co.uk [15.235.3.176] (65ms):

ns7.dnsever.net [91.134.148.197] (147ms):

ns7.dnsever.org [51.38.97.151] (159ms):

ns7.dnsever.co.kr [15.235.2.101] (236ms):

ns7.dnsever.com [51.77.113.149] (160ms):

ns7.dnsever.co.uk [15.235.3.176] (240ms):

ns7.dnsever.net [91.134.148.197] (168ms):

ns7.dnsever.org [51.38.97.151] (192ms):

ns7.dnsever.co.kr [15.235.2.101] (246ms):

ns7.dnsever.com [51.77.113.149] (243ms):

ns7.dnsever.co.uk [15.235.3.176] (time out 2000ms)

ns7.dnsever.net [91.134.148.197] (253ms):

ns7.dnsever.org [51.38.97.151] (247ms):

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 248.71ms.
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.


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