DNS report for deldense.nl

This report was generated 2 weeks ago. Refresh?
A+
Connectivity
100%
Performance
100%
Resilience & Security
100%
DNS records
100%
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Connectivity: 100%

The following nameservers are available and responding correctly for DNS queries for your domain deldense.nl.

Nameserver IP address(es) SOA serial
nsauth1.introweb.nl. 80.65.96.48
2001:1690:1:a::a
2021090903
nsauth2.introweb.nl. 213.136.15.2
2001:7b8:e01::a
2021090903
nsauth3.introweb.net. 62.165.127.221
2001:1690:1:c::a
2021090903

Good news, no warnings or errors were found.

We could not find any recommendations at this time.

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • All nameservers reply with the same SOA serial number.
  • The nameserver IPs are distributed across multiple subnets.
  • All nameservers are online.
  • Nameservers are available over IPv4.
  • Nameservers are available over IPv6.

Performance: 100%

We tested each nameserver and measured the following response times.

Nameserver IP address(es) Response time
nsauth1.introweb.nl. 80.65.96.48
2001:1690:1:a::a
27ms
31ms
nsauth2.introweb.nl. 213.136.15.2
2001:7b8:e01::a
27ms
27ms
nsauth3.introweb.net. 62.165.127.221
2001:1690:1:c::a
27ms
27ms

Good news, no warnings or errors were found.

We could not find any recommendations at this time.

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • Nameserver nsauth1.introweb.nl. (80.65.96.48) replied quickly (< 50ms).
  • Nameserver nsauth1.introweb.nl. (2001:1690:1:a::a) replied in a reasonable time.
  • Nameserver nsauth2.introweb.nl. (213.136.15.2) replied quickly (< 50ms).
  • Nameserver nsauth2.introweb.nl. (2001:7b8:e01::a) replied in a reasonable time.
  • Nameserver nsauth3.introweb.net. (62.165.127.221) replied quickly (< 50ms).
  • Nameserver nsauth3.introweb.net. (2001:1690:1:c::a) replied in a reasonable time.

Resilience & Security: 100%

These are the locations and providers of your nameservers.

Nameserver Location ISP
nsauth1.introweb.nl. IPv4: NL
IPv6: NL
AS20847 - PREVIDER-AS, NL
AS20847 - PREVIDER-AS, NL
nsauth2.introweb.nl. IPv4: NL
IPv6: NL
AS12859 - NL-BIT BIT BV, NL
AS12859 - NL-BIT BIT BV, NL
nsauth3.introweb.net. IPv4: NL
IPv6: NL
AS20847 - PREVIDER-AS, NL
AS20847 - PREVIDER-AS, NL

Good news, no warnings or errors were found.

We detected some possible recommendations for you to consider. No penalties were given for these, but resolving them can give you a higher DNS score.

  • All IPv4 nameservers appear to be hosted in the same country (NL). You might want to consider spreading the nameservers geographically.
  • All IPv6 nameservers appear to be hosted in the same country (NL). You might want to consider spreading the nameservers geographically.
  • No CAA records found. Consider adding CAA records, as it adds increased security by limiting which Certificate Authorities can issue certificates for this domain. (more info)

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • You have more than 1 nameserver.
  • The IPv4 nameservers are distributed among multiple providers.
  • The IPv6 nameservers are distributed among multiple providers.
  • DNSSEC is enabled.
  • The nameservers are being operated from multiple domains (introweb.nl, introweb.net).

DNS records: 100%

Our scans detected the following publicly available DNS records.

Record TTL Value
A deldense.nl 1h 195.22.101.78
DNSKEY deldense.nl 24h ZSK | RSA/SHA-256 | AwEAAZnmsk0q3IVXpegf751iInfX92252cfu1Aq288zpVe0liFw4cKVo iRtf1AV9FS9AxiSLXvT5krQSqMJG2jemUYMbYKFMqrFUmdq1rssWHNJZ /Z1Zwo0/XgeQm/GcHA7o9l5ZLCo+Qee1iy2/q7w1uZUdr0seUNVEapOd XQUKk1/L

KSK | RSA/SHA-256 | AwEAAbx3UcfgAaV6a9ewjAYMGEkuDjFLYJorP4iHZo5AMtG2JXY7H9Eo ZOQwCnyPKMR3uRecCLVHZMLPcQ/2mVmKSIxLarwTgRDPF1X4+fTm0kqa hDvDMhKgrH3mci691FGfOsNsusVwo01ItOpjoP+gq/CAFRTJUO7NBWMK VCBIOw0ITnMxfnq9OORF2toE1A9Ts6Bko82+FFgK9CidCDn8MCR0Q7gi H9iyqw6A3+DKdseWsCTXtoxBWh/ExWBVdDJyGCrkNUd/KHMGzGQy4Qp7 MxTR2dsxd4g1nu6MTC0bLkd0MFCSuHMjVW0bv7h1uQ6O9ctsnu+jJIXJ pY/JDfXcdz0=
MX deldense.nl 1h 10 deldense-nl.mail.eo.outlook.com.
NS deldense.nl 1h nsauth1.introweb.nl.
nsauth2.introweb.nl.
nsauth3.introweb.net.
SOA deldense.nl 3598s nsauth1.introweb.nl. postmaster.introweb.nl. 2021090903 28800 7200 604800 86400
TXT deldense.nl 1h "v=spf1 include:outlook.com include:spf.sendgrid.net ~all"
SRV _sip._tls.deldense.nl 1h 0 1 443 sipdir.online.lync.com.
SRV _sipfederationtls._tcp.deldense.nl 1h 0 1 5061 sipfed.online.lync.com.
A *.deldense.nl 1h 195.22.101.78
CNAME autodiscover.deldense.nl 1h autodiscover.outlook.com.
CNAME lyncdiscover.deldense.nl 1h webdir.online.lync.com.
A mail.deldense.nl 1h 195.22.101.78
CNAME msoid.deldense.nl 1h clientconfig.microsoftonline-p.net.
CNAME sip.deldense.nl 1h sipdir.online.lync.com.
A www.deldense.nl 1h 195.22.101.78

Good news, no warnings or errors were found.

We detected some possible recommendations for you to consider. No penalties were given for these, but resolving them can give you a higher DNS score.

  • No DMARC records have been found. Consider configuring DMARC for improved e-mail authentication.
  • No IPv6 record has been found on the zone apex (deldense.nl). Consider enabling IPv6 in the infrastructure by adding an AAAA record on this domain.

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • Single MX record but with multiple IPs associated to it.
  • The MX record for "deldense.nl" has a long TTL (1h+).
  • The NS records have a long TTL (1h+).
  • Your SOA serial number follows the best practice YYYYMMDDxx format.
  • SPF records have been found.
  • SPF records are set up restrictively.
  • Found a root (apex) DNS record.
  • Found a www DNS record.
  • The active nameservers match the NS records.
  • The DNS records appear to be RFC compliant.
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