Connectivity: 100%
The following nameservers are available and responding correctly for DNS queries for your domain gusteaux.be.
Nameserver | IP address(es) | SOA serial |
---|---|---|
ns1.combell.eu. |
89.44.166.48
2a00:1c98:50::50 |
1740134950 |
ns3.combell.net. |
83.217.73.172
2a00:1c98::53:1 |
1740134950 |
ns4.combell.net. |
86.39.202.67
2001:1598:0:101::3 |
1740134950 |

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 |
---|---|---|
ns1.combell.eu. |
89.44.166.48
2a00:1c98:50::50 |
1ms
1ms |
ns3.combell.net. |
83.217.73.172
2a00:1c98::53:1 |
1ms
1ms |
ns4.combell.net. |
86.39.202.67
2001:1598:0:101::3 |
1ms
1ms |

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 ns1.combell.eu. (89.44.166.48) replied quickly (< 50ms).
- Nameserver ns1.combell.eu. (2a00:1c98:50::50) replied in a reasonable time.
- Nameserver ns3.combell.net. (83.217.73.172) replied quickly (< 50ms).
- Nameserver ns3.combell.net. (2a00:1c98::53:1) replied in a reasonable time.
- Nameserver ns4.combell.net. (86.39.202.67) replied quickly (< 50ms).
- Nameserver ns4.combell.net. (2001:1598:0:101::3) replied in a reasonable time.
Resilience & Security: 80%
These are the locations and providers of your nameservers.
Nameserver | Location | ISP |
---|---|---|
ns1.combell.eu. |
IPv4: BE
IPv6: BE |
AS34762 - COMBELL-AS, BE
AS34762 - COMBELL-AS, BE |
ns3.combell.net. |
IPv4: BE
IPv6: BE |
AS34762 - COMBELL-AS, BE
AS34762 - COMBELL-AS, BE |
ns4.combell.net. |
IPv4: BE
IPv6: BE |
AS28747 - EASYHOST-COLO-AS, BE
AS28747 - EASYHOST-COLO-AS, BE |

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.
- No DNSSEC records found. Consider enabling DNSSEC, as it provides a way to validate DNS responses for data integrity.
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 (BE). You might want to consider spreading the nameservers geographically.
- All IPv6 nameservers appear to be hosted in the same country (BE). 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.
- The nameservers are being operated from multiple domains (combell.eu, combell.net).
DNS records: 93%
Our scans detected the following publicly available DNS records.
Record | TTL | Value | |
---|---|---|---|
A | gusteaux.be | 1h | 86.39.65.88 |
MX | gusteaux.be | 1h |
10 mx.mailprotect.be. 50 mx.backup.mailprotect.be. |
NS | gusteaux.be | 24h |
ns1.european-server.eu. ns3.european-server.com. ns4.european-server.com. |
SOA | gusteaux.be | 1h | ns1.european-server.eu. hostmaster.gusteaux.be. 1740134950 10800 3600 604800 40000 |
A | www.gusteaux.be | 1h | 86.39.65.88 |

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.
- The active nameservers do not match your NS records. Please correct the NS records.
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 SPF records were found. SPF records limit which IPs are allowed to send mail from this domain. Even if this domain doesn't send e-mails, you should set up SPF to confirm it will never send e-mail, to prevent spoofing.
- No DMARC records have been found. Consider configuring DMARC for improved e-mail authentication.
- No IPv6 record has been found on the zone apex (gusteaux.be). 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.
- Multiple MX records found.
- MX records with different priorities found (main + fall-back mailservers).
- The MX record for "gusteaux.be" 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.
- Found a root (apex) DNS record.
- Found a www DNS record.
- The DNS records appear to be RFC compliant.
Have a look at other public DNS scans.