Report for ext.nus.edu.sg

Report created on: Sat, 28 Jun 2025 07:25:14 GMT
Parent
20
NS
0
SOA
0
MX
100
Mail
100
Web
75
Parent
NS Records at Parent Servers
We have successfully fetched domain's NS records from parent name server (dnssec1.singnet.com.sg.).
Domain NS records:
  • exthsbdc10.ext.nus.edu.sg. TTL=300 [172.20.193.32] [NO GLUE6]
  • exthsbdc12.ext.nus.edu.sg. TTL=300 [172.20.193.34] [NO GLUE6]
  • exthssdc02.ext.nus.edu.sg. TTL=300 [172.20.192.32] [NO GLUE6]
  • exthssdc04.ext.nus.edu.sg. TTL=300 [172.20.192.34] [NO GLUE6]
  • exthssdc06.ext.nus.edu.sg. TTL=300 [172.20.192.36] [NO GLUE6]
  • exthssdc08.ext.nus.edu.sg. TTL=300 [172.20.192.38] [NO GLUE6]
  • exttlbdc09.ext.nus.edu.sg. TTL=300 [NO GLUE4] [NO GLUE6]
  • exttlbdc11.ext.nus.edu.sg. TTL=300 [NO GLUE4] [NO GLUE6]
  • exttlsdc01.ext.nus.edu.sg. TTL=300 [NO GLUE4] [NO GLUE6]
  • exttlsdc03.ext.nus.edu.sg. TTL=300 [NO GLUE4] [NO GLUE6]
  • exttlsdc05.ext.nus.edu.sg. TTL=300 [NO GLUE4] [NO GLUE6]
  • exttlsdc07.ext.nus.edu.sg. TTL=300 [NO GLUE4] [NO GLUE6]
  • wins01.stf.nus.edu.sg. TTL=300 [137.132.4.25] [NO GLUE6]
  • wins21.stu.nus.edu.sg. TTL=300 [137.132.4.5] [NO GLUE6]
Missing Glue
FAIL: Parent name server (dnssec1.singnet.com.sg.) didn't provide IP addresses for all of your name servers. Extra queries will be necessary to retrieve name server's IP addresses. Name servers without glue:
  • exttlbdc09.ext.nus.edu.sg.
  • exttlbdc11.ext.nus.edu.sg.
  • exttlsdc01.ext.nus.edu.sg.
  • exttlsdc03.ext.nus.edu.sg.
  • exttlsdc05.ext.nus.edu.sg.
  • exttlsdc07.ext.nus.edu.sg.
Name Servers Have A Records
FAIL: While reading domain NS records at parent name servers, we found name servers without A records.
  • -- exthsbdc10.ext.nus.edu.sg. → ?
  • -- exthsbdc12.ext.nus.edu.sg. → ?
  • -- exthssdc02.ext.nus.edu.sg. → ?
  • -- exthssdc04.ext.nus.edu.sg. → ?
  • -- exthssdc06.ext.nus.edu.sg. → ?
  • -- exthssdc08.ext.nus.edu.sg. → ?
  • -- exttlbdc09.ext.nus.edu.sg. → ?
  • -- exttlbdc11.ext.nus.edu.sg. → ?
  • -- exttlsdc01.ext.nus.edu.sg. → ?
  • -- exttlsdc03.ext.nus.edu.sg. → ?
  • -- exttlsdc05.ext.nus.edu.sg. → ?
  • -- exttlsdc07.ext.nus.edu.sg. → ?
  • -- wins01.stf.nus.edu.sg. → ?
  • -- wins21.stu.nus.edu.sg. → ?
To reach your name servers via IPv4 an A record is needed for each name server.
Name Servers Have AAAA Records
NOTICE: While reading domain NS records at parent name servers, we found name servers without AAAA records.
  • exthsbdc10.ext.nus.edu.sg. → ?
  • exthsbdc12.ext.nus.edu.sg. → ?
  • exthssdc02.ext.nus.edu.sg. → ?
  • exthssdc04.ext.nus.edu.sg. → ?
  • exthssdc06.ext.nus.edu.sg. → ?
  • exthssdc08.ext.nus.edu.sg. → ?
  • exttlbdc09.ext.nus.edu.sg. → ?
  • exttlbdc11.ext.nus.edu.sg. → ?
  • exttlsdc01.ext.nus.edu.sg. → ?
  • exttlsdc03.ext.nus.edu.sg. → ?
  • exttlsdc05.ext.nus.edu.sg. → ?
  • exttlsdc07.ext.nus.edu.sg. → ?
  • wins01.stf.nus.edu.sg. → ?
  • wins21.stu.nus.edu.sg. → ?
To reach your name servers via IPv6 an AAAA record is needed for each name server.
NS
SOA
MX
Mail
Web
Resolve Domain Name
WARNING: Could not resolve domain ext.nus.edu.sg..
Resolve WWW
WARNING: Could not resolve domain www.ext.nus.edu.sg..

Report completed in 12.39 seconds.

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