DNS Spy
Connectivity: 100%
The following nameservers are available and responding correctly for DNS queries for your domain utd.nl.
| Nameserver | IP address(es) | SOA serial |
|---|---|---|
| ns.zxcs.be. |
46.101.179.64
2a03:b0c0:3:d0::116:2001 |
2021070303 |
| ns.zxcs.eu. |
178.62.208.8
2a03:b0c0:2:d0::57:1001 |
2021070303 |
| ns.zxcs.nl. |
185.104.28.19
2a06:2ec0:1::10 |
2021070303 |
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: 89%
We tested each nameserver and measured the following response times.
| Nameserver | IP address(es) | Response time |
|---|---|---|
| ns.zxcs.be. |
46.101.179.64
2a03:b0c0:3:d0::116:2001 |
23ms
23ms |
| ns.zxcs.eu. |
178.62.208.8
2a03:b0c0:2:d0::57:1001 |
31ms
timeout |
| ns.zxcs.nl. |
185.104.28.19
2a06:2ec0:1::10 |
27ms
39ms |
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.
- Nameserver ns.zxcs.eu. (2a03:b0c0:2:d0::57:1001) did not respond.
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 ns.zxcs.be. (46.101.179.64) replied quickly (< 50ms).
- Nameserver ns.zxcs.be. (2a03:b0c0:3:d0::116:2001) replied in a reasonable time.
- Nameserver ns.zxcs.eu. (178.62.208.8) replied quickly (< 50ms).
- Nameserver ns.zxcs.nl. (185.104.28.19) replied quickly (< 50ms).
- Nameserver ns.zxcs.nl. (2a06:2ec0:1::10) replied in a reasonable time.
Resilience & Security: 100%
These are the locations and providers of your nameservers.
| Nameserver | Location | ISP |
|---|---|---|
| ns.zxcs.be. |
IPv4: US
IPv6: US |
AS14061 - DIGITALOCEAN-ASN, US
AS14061 - DIGITALOCEAN-ASN, US |
| ns.zxcs.eu. |
IPv4: US
IPv6: US |
AS14061 - DIGITALOCEAN-ASN, US
AS14061 - DIGITALOCEAN-ASN, US |
| ns.zxcs.nl. |
IPv4: NL
IPv6: NL |
AS206281 - AS-ZXCS, NL
AS206281 - AS-ZXCS, 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.
- 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 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.
- The nameservers are being operated from multiple domains (zxcs.be, zxcs.eu, zxcs.nl).
DNS records: 100%
Our scans detected the following publicly available DNS records.
| Record | TTL | Value | |
|---|---|---|---|
| A | utd.nl | 1h | 185.104.29.34 |
| AAAA | utd.nl | 1h | 2a06:2ec0:1::94 |
| DNSKEY | utd.nl | 24h | KSK | ECDSA Curve P-256 with SHA-256 | Uuiz9mpq9Arb0u7pHIOmC+GoimzSi79IO00obP5F9y60HGYJBEPUZ/cZ /KhtcQcD3qbLH3fwvvAUgjAbUkm3cg== |
| MX | utd.nl | 1h | 0 utd-nl.mail.protection.outlook.com. |
| NS | utd.nl | 1h |
ns.zxcs.be. ns.zxcs.eu. ns.zxcs.nl. |
| SOA | utd.nl | 600s | ns.zxcs.nl. hostmaster.utd.nl. 2021070303 600 3600 1209600 86400 |
| TXT | utd.nl | 1h | "v=spf1 a aaaa mx include:spf.protection.outlook.com include:_spf.exactonline.nl ~all" |
| TXT | _dmarc.utd.nl | 1h | "v=DMARC1; p=none; sp=none;" |
| SRV | _sip._tls.utd.nl | 1h | 100 1 443 sipdir.online.lync.com. |
| SRV | _sipfederationtls._tcp.utd.nl | 1h | 100 1 5061 sipfed.online.lync.com. |
| CNAME | autodiscover.utd.nl | 1h | autodiscover.outlook.com. |
| CNAME | enterpriseenrollment.utd.nl | 1h | enterpriseenrollment.manage.microsoft.com. |
| CNAME | enterpriseregistration.utd.nl | 1h | enterpriseregistration.windows.net. |
| A | ftp.utd.nl | 1h | 185.104.29.34 |
| AAAA | ftp.utd.nl | 1h | 2a06:2ec0:1::94 |
| CNAME | lyncdiscover.utd.nl | 1h | webdir.online.lync.com. |
| A | mail.utd.nl | 1h | 185.104.29.34 |
| AAAA | mail.utd.nl | 1h | 2a06:2ec0:1::94 |
| CNAME | msoid.utd.nl | 1h | clientconfig.microsoftonline-p.net. |
| A | pop.utd.nl | 1h | 185.104.29.34 |
| AAAA | pop.utd.nl | 1h | 2a06:2ec0:1::94 |
| CNAME | sip.utd.nl | 1h | sipdir.online.lync.com. |
| A | smtp.utd.nl | 1h | 185.104.29.34 |
| AAAA | smtp.utd.nl | 1h | 2a06:2ec0:1::94 |
| A | www.utd.nl | 1h | 185.104.29.34 |
| AAAA | www.utd.nl | 1h | 2a06:2ec0:1::94 |
| TXT | x._domainkey.utd.nl | 1h | "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsX0fWV3DAY6J2vC8fmQlQrK8KUFRQOUi6EFP1FKX3uwgKtS6UoIYSF9XppVkQiFNM0ViRVjACXOll9Rlceo+Nju" "TJoxRdsK3C/ryh0JhLap8C9rDGyf39ok1yGOZ73u3CLDk8Jqx65A1XxSKbbcqlyXZOngpdIrMJDhgkkW+bFj+G3WKQ4N1U8rRP1MzzztstNJw9e2WEVpiGIrUl2CbvKTrKPwviNTFkq1hFL1KazUwD" "j6nGACQjQJhNgBhqgp3KyAWlTQO3EiSUr9T1ETFHKF7gwbfp3Ge6GtT9qdPZDM03u4iH3RDW9X+Zku3wlV+b3nt32RLz+VmaaMqH2baHwIDAQAB" |
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.
- Single MX record but with multiple IPs associated to it.
- The MX record for "utd.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.
- 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.
Have a look at other public DNS scans.