DNS Spy
Connectivity: 100%
The following nameservers are available and responding correctly for DNS queries for your domain z3s.nl.
| Nameserver | IP address(es) | SOA serial |
|---|---|---|
| ns0.transip.net. |
195.135.195.195
2a01:7c8:dddd:195::195 |
2023040903 |
| ns1.transip.nl. |
195.8.195.195
2a01:7c8:7000:195::195 |
2023040903 |
| ns2.transip.eu. |
37.97.199.195
2a01:7c8:f:c1f::195 |
2023040903 |
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 |
|---|---|---|
| ns0.transip.net. |
195.135.195.195
2a01:7c8:dddd:195::195 |
27ms
27ms |
| ns1.transip.nl. |
195.8.195.195
2a01:7c8:7000:195::195 |
27ms
31ms |
| ns2.transip.eu. |
37.97.199.195
2a01:7c8:f:c1f::195 |
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 ns0.transip.net. (195.135.195.195) replied quickly (< 50ms).
- Nameserver ns0.transip.net. (2a01:7c8:dddd:195::195) replied in a reasonable time.
- Nameserver ns1.transip.nl. (195.8.195.195) replied quickly (< 50ms).
- Nameserver ns1.transip.nl. (2a01:7c8:7000:195::195) replied in a reasonable time.
- Nameserver ns2.transip.eu. (37.97.199.195) replied quickly (< 50ms).
- Nameserver ns2.transip.eu. (2a01:7c8:f:c1f::195) replied in a reasonable time.
Resilience & Security: 60%
These are the locations and providers of your nameservers.
| Nameserver | Location | ISP |
|---|---|---|
| ns0.transip.net. |
IPv4: NL
IPv6: NL |
AS20857 - TRANSIP-AS Amsterdam, the Netherlands, NL
AS20857 - TRANSIP-AS Amsterdam, the Netherlands, NL |
| ns1.transip.nl. |
IPv4: NL
IPv6: NL |
AS20857 - TRANSIP-AS Amsterdam, the Netherlands, NL
AS20857 - TRANSIP-AS Amsterdam, the Netherlands, NL |
| ns2.transip.eu. |
IPv4: NL
IPv6: NL |
AS20857 - TRANSIP-AS Amsterdam, the Netherlands, NL
AS20857 - TRANSIP-AS Amsterdam, the Netherlands, 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.
- All IPv4 nameservers are hosted by the same provider (AS20857 - TRANSIP-AS Amsterdam, the Netherlands, NL). Consider spreading the nameservers across multiple DNS providers for increased redundancy.
- All IPv6 nameservers are hosted by the same provider (AS20857 - TRANSIP-AS Amsterdam, the Netherlands, NL). Consider spreading the nameservers across multiple DNS providers for increased redundancy.
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.
- DNSSEC is enabled.
- The nameservers are being operated from multiple domains (transip.net, transip.nl, transip.eu).
DNS records: 100%
Our scans detected the following publicly available DNS records.
| Record | TTL | Value | |
|---|---|---|---|
| A | z3s.nl | 1h | 37.97.254.27 |
| AAAA | z3s.nl | 1h | 2a01:7c8:3:1337::27 |
| DNSKEY | z3s.nl | 5m |
ZSK | ECDSA Curve P-256 with SHA-256 | wOg6ZP3Yg+TtYxPZA9ETlvGiam+07jvA7/B1nOrn5nTlCxRycSwyEv1r V2J0euErlTmeJu0jviIKmcDfuaFI2A== KSK | ECDSA Curve P-256 with SHA-256 | 9e/B8qj+mYXFowmHqiqsVT/pTrVEIAIsPxpgtnbcSdxEPcb3z3ywmpn9 SrUiSo//mvqnmg0dY2HtbEEIDmXnGA== |
| MX | z3s.nl | 1h |
10 mail.protonmail.ch. 20 mailsec.protonmail.ch. |
| NS | z3s.nl | 24h |
ns0.transip.net. ns1.transip.nl. ns2.transip.eu. |
| SOA | z3s.nl | 1h | ns0.transip.net. hostmaster.transip.nl. 2023040903 86400 1800 2419200 300 |
| TXT | z3s.nl | 1h |
"protonmail-verification=d7b194442040450133b7b0a9fa71ff94b06f4096" "v=spf1 include:_spf.protonmail.ch mx -all" |
| TXT | _dmarc.z3s.nl | 1h | "v=DMARC1; p=reject; pct=100; adkim=s; aspf=r; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1" |
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.
- Multiple MX records found.
- MX records with different priorities found (main + fall-back mailservers).
- The MX record for "z3s.nl" has a long TTL (1h+).
- The MX records points to multiple mailservers.
- 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 an IPv6 root DNS record.
- The active nameservers match the NS records.
- The DNS records appear to be RFC compliant.
Have a look at other public DNS scans.