DNS report for sidn.nl

This report was generated 1 year ago. Refresh?
A+
Connectivity
100%
Performance
100%
Resilience & Security
100%
DNS records
94%
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Connectivity: 100%

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

Nameserver IP address(es) SOA serial
ns3.sidn.nl. 194.0.30.2
2001:678:34:0:194:0:30:2 		1666343395
ns4.sidn.nl. 212.114.120.108
2001:7b8:62b:1:0:d4ff:fe72:786c 		1666343395
ns5.sidn.nl. 145.40.68.55
2604:1380:4601:6300::1 		1666343395

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
ns3.sidn.nl. 194.0.30.2
2001:678:34:0:194:0:30:2 		23ms
19ms
ns4.sidn.nl. 212.114.120.108
2001:7b8:62b:1:0:d4ff:fe72:786c 		23ms
27ms
ns5.sidn.nl. 145.40.68.55
2604:1380:4601:6300::1 		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 ns3.sidn.nl. (194.0.30.2) replied quickly (< 50ms).
  • Nameserver ns3.sidn.nl. (2001:678:34:0:194:0:30:2) replied in a reasonable time.
  • Nameserver ns4.sidn.nl. (212.114.120.108) replied quickly (< 50ms).
  • Nameserver ns4.sidn.nl. (2001:7b8:62b:1:0:d4ff:fe72:786c) replied in a reasonable time.
  • Nameserver ns5.sidn.nl. (145.40.68.55) replied quickly (< 50ms).
  • Nameserver ns5.sidn.nl. (2604:1380:4601:6300::1) replied in a reasonable time.

Resilience & Security: 100%

These are the locations and providers of your nameservers.

Nameserver Location ISP
ns3.sidn.nl. IPv4: NL
IPv6: NL 		AS48283 - SIDN-ANYCAST, NL
AS48283 - SIDN-ANYCAST, NL
ns4.sidn.nl. IPv4: NL
IPv6: NL 		AS12859 - NL-BIT BIT BV, NL
AS12859 - NL-BIT BIT BV, NL
ns5.sidn.nl. IPv4: US
IPv6: US 		AS54825 - PACKET, US
AS54825 - PACKET, US

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.

  • You have more than 1 nameserver.
  • The IPv4 nameservers are distributed among multiple providers.
  • The IPv4 nameservers are distributed across multiple locations.
  • The IPv6 nameservers are distributed among multiple providers.
  • The IPv6 nameservers are distributed across multiple locations.
  • DNSSEC is enabled.
  • CAA records found.
  • You are using glue records, this will speed up the initial DNS requests.

DNS records: 94%

Our scans detected the following publicly available DNS records.

Record TTL Value
A sidn.nl 1h 35.190.27.69
AAAA sidn.nl 1h 2600:1901:0:7947::
CAA sidn.nl 1h 0 iodef "mailto:[email protected]"
0 issue "quovadisglobal.com"
0 issue "sectigo.com"
DNSKEY sidn.nl 1h ZSK | ECDSA Curve P-256 with SHA-256 | Mel453Ed98AIkFkU4/SW8hvlCB6SCqP8zNjhsVJWzXIj7TAxC+8CWY2F bgGK5pVe9hc4jrL+BET4UWJ+gJ4/WA==

KSK | ECDSA Curve P-256 with SHA-256 | jh1pVS3yzgJk4lM9fEtwS5V+nbISmn8AmGZAdY0T1o4351IQEBd/v518 tl00YmQL5Mq26YLE8RGKIOCXAYzWiQ==
MX sidn.nl 5m 5 esa.sidn.nl.
NS sidn.nl 1h ns3.sidn.nl.
ns4.sidn.nl.
ns5.sidn.nl.
SOA sidn.nl 1h ns4.sidn.nl. hostmaster.sidn.nl. 1666343394 14400 3600 3456000 300
TXT sidn.nl 1h "apple-domain-verification=VfW6PNm8hVwB49dm"
"b49e83a3cf3f49b49be0ceea668e8457"
"google-site-verification=UgJBr_GdHnW8WlMHFlo59LLMiNz0g-T3g6ijOs7KBWE"
"google-site-verification=nGdTpBOjSS2sHxxqhEE9Tj3xcK5X4-lF9YLqtYmXbwI"
"v=spf1 ip4:193.176.144.0/24 ip4:94.198.152.0/21 ip6:2a00:d78::/32 include:spf.protection.outlook.com include:emsd1.com mx ~all"
SRV _afpovertcp._tcp.sidn.nl 1h 0 0 0 .
SRV _autodiscover._tcp.sidn.nl 1h 0 0 0 .
SRV _caldav._tcp.sidn.nl 1h 0 0 0 .
TXT _dmarc.sidn.nl 1h "v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=quarantine"
SRV _gc._tcp.sidn.nl 1h 0 0 0 .
SRV _h323cs._tcp.sidn.nl 1h 0 0 0 .
SRV _h323cs._udp.sidn.nl 1h 0 0 0 .
SRV _h323ls._tcp.sidn.nl 1h 0 0 0 .
SRV _h323ls._udp.sidn.nl 1h 0 0 0 .
SRV _h323rs._tcp.sidn.nl 1h 0 0 0 .
SRV _http._tcp.sidn.nl 1h 0 0 0 .
SRV _imap._tcp.sidn.nl 1h 0 0 0 .
SRV _imaps._tcp.sidn.nl 1h 0 0 0 .
SRV _jabber-client._tcp.sidn.nl 1h 0 0 0 .
SRV _jabber._tcp.sidn.nl 600s 0 0 5269 jabber.sidn.nl.
SRV _kerberos-adm._tcp.sidn.nl 1h 0 0 0 .
SRV _kerberos._tcp.sidn.nl 1h 0 0 0 .
SRV _kerberos._udp.sidn.nl 1h 0 0 0 .
SRV _kpasswd._tcp.sidn.nl 1h 0 0 0 .
SRV _kpasswd._udp.sidn.nl 1h 0 0 0 .
SRV _ldap._tcp.sidn.nl 1h 0 0 0 .
SRV _mysqlsrv._tcp.sidn.nl 1h 0 0 0 .
SRV _ntp._udp.sidn.nl 1h 0 0 0 .
SRV _pop3._tcp.sidn.nl 1h 0 0 0 .
SRV _pop3s._tcp.sidn.nl 1h 0 0 0 .
SRV _sip._tcp.sidn.nl 1h 0 0 0 .
SRV _sip._tls.sidn.nl 1h 0 0 443 sipdir.online.lync.com.
SRV _sip._udp.sidn.nl 1h 0 0 0 .
SRV _sipfederationtls._tcp.sidn.nl 1h 0 0 5061 sipfed.online.lync.com.
SRV _sipinternaltls._tcp.sidn.nl 1h 0 0 0 .
SRV _sips._tcp.sidn.nl 1h 0 0 0 .
SRV _smtp._tcp.sidn.nl 1h 0 0 0 .
SRV _ssh._tcp.sidn.nl 1h 0 0 0 .
SRV _stun._tcp.sidn.nl 1h 0 0 0 .
SRV _stun._udp.sidn.nl 1h 0 0 0 .
SRV _vlmcs._tcp.sidn.nl 1h 0 0 0 .
SRV _vlmcs._udp.sidn.nl 1h 0 0 0 .
SRV _wpad._tcp.sidn.nl 1h 0 0 0 .
SRV _xmpp-client._tcp.sidn.nl 600s 0 0 5222 jabber.sidn.nl.
SRV _xmpp-server._tcp.sidn.nl 600s 0 0 5269 jabber.sidn.nl.
CNAME autodiscover.sidn.nl 1h autodiscover.outlook.com.
TXT dk._domainkey.sidn.nl 600s "v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDhkOo8s6fh9Byz1uy69tfQ6eUnzi/5P22EWccwI1PdmCpiyNwZcq3vOS2MHbVYB+ZY6wbBlAFym8EHbZY9OTlJ3+dzt8qTUNW5olkNVl4ecDv3XO2ML8q5sxQL+dwQU6UAQiDAAC/ZRWwiXHrSsr90pqH1Q0vhB7Kp6DHrWYJquQIDAQAB"
CNAME enterpriseenrollment.sidn.nl 1h enterpriseenrollment.manage.microsoft.com.
CNAME enterpriseregistration.sidn.nl 1h enterpriseregistration.windows.net.
A ipv4.sidn.nl 1h 212.114.120.63
A ipv6.sidn.nl 1h 193.176.144.165
AAAA ipv6.sidn.nl 1h 2a00:d78:0:fd:217:a4ff:fe8d:f4b2
CNAME lyncdiscover.sidn.nl 1h webdir.online.lync.com.
A ns1.sidn.nl 1h 213.154.241.88
AAAA ns1.sidn.nl 1h 2001:7b8:606::88
A ns2.sidn.nl 1h 194.171.17.5
AAAA ns2.sidn.nl 1h 2001:610:0:800d::5
A ns3.sidn.nl 1h 194.0.30.2
AAAA ns3.sidn.nl 1h 2001:678:34:0:194:0:30:2
A ns4.sidn.nl 1h 212.114.120.108
AAAA ns4.sidn.nl 1h 2001:7b8:62b:1:0:d4ff:fe72:786c
A ns5.sidn.nl 1h 145.40.68.55
AAAA ns5.sidn.nl 1h 2604:1380:4601:6300::1
CNAME sip.sidn.nl 1h sipdir.online.lync.com.
A staging.sidn.nl 1h 35.190.27.69
AAAA staging.sidn.nl 1h 2600:1901:0:7947::
CNAME whois.sidn.nl 1h whois.domain-registry.nl.
CNAME www.sidn.nl 1h sidn.nl.

We detected the following errors or warnings about your DNS configuration. These caused your DNS rating to be lowered. Resolving these will grant a higher DNS Spy rating for your domain.

  • Consider giving the MX record for "sidn.nl" a longer TTL, as those don't change often (1h+).

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.

  • Single MX record but with multiple IPs associated to it.
  • 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.
  • DMARC records have been found.
  • DMARC records are set up restrictively.
  • Found a root (apex) DNS record.
  • Found a www DNS record.
  • Found an IPv6 root DNS record.
  • The active nameservers match the NS records.
  • The DNS records appear to be RFC compliant.
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