DNS Spy
Connectivity: 100%
The following nameservers are available and responding correctly for DNS queries for your domain radeksprta.eu.
| Nameserver | IP address(es) | SOA serial |
|---|---|---|
| ns1.tele3.cz. |
81.0.217.111
2001:1528:123::d01 |
1571085597 |
| ns2.tele3.cz. |
81.31.35.151
2a01:430:43::d02 |
1571085597 |
| ns3.tele3.eu. |
88.99.217.250
2a01:4f8:10a:42db::d03 |
1571085597 |
| ns4.tele3.us. |
202.5.20.173
2602:ffc5:60::1:8a68 |
1571085597 |
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: 91%
We tested each nameserver and measured the following response times.
| Nameserver | IP address(es) | Response time |
|---|---|---|
| ns1.tele3.cz. |
81.0.217.111
2001:1528:123::d01 |
27ms
19ms |
| ns2.tele3.cz. |
81.31.35.151
2a01:430:43::d02 |
22ms
timeout |
| ns3.tele3.eu. |
88.99.217.250
2a01:4f8:10a:42db::d03 |
20ms
19ms |
| ns4.tele3.us. |
202.5.20.173
2602:ffc5:60::1:8a68 |
144ms
147ms |
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 ns2.tele3.cz. (2a01:430:43::d02) did not respond.
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.
- Nameserver ns4.tele3.us. (202.5.20.173) replied reasonably fast (< 150ms), but you should aim for < 50ms response times.
Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.
- Nameserver ns1.tele3.cz. (81.0.217.111) replied quickly (< 50ms).
- Nameserver ns1.tele3.cz. (2001:1528:123::d01) replied in a reasonable time.
- Nameserver ns2.tele3.cz. (81.31.35.151) replied quickly (< 50ms).
- Nameserver ns3.tele3.eu. (88.99.217.250) replied quickly (< 50ms).
- Nameserver ns3.tele3.eu. (2a01:4f8:10a:42db::d03) replied in a reasonable time.
- Nameserver ns4.tele3.us. (2602:ffc5:60::1:8a68) replied in a reasonable time.
Resilience & Security: 100%
These are the locations and providers of your nameservers.
| Nameserver | Location | ISP |
|---|---|---|
| ns1.tele3.cz. |
IPv4: CZ
IPv6: CZ |
AS15685 - CASABLANCA-AS Internet & Collocation Provider, CZ
AS15685 - CASABLANCA-AS Internet & Collocation Provider, CZ |
| ns2.tele3.cz. |
IPv4: CZ
IPv6: CZ |
AS24971 - MASTER-AS Czech Republic / www.master.cz, CZ
AS24971 - MASTER-AS Czech Republic / www.master.cz, CZ |
| ns3.tele3.eu. |
IPv4: DE
IPv6: DE |
AS24940 - HETZNER-AS, DE
AS24940 - HETZNER-AS, DE |
| ns4.tele3.us. |
IPv4: US
IPv6: US |
AS7489 - HOSTUS-GLOBAL-AS HostUS, HK
AS7489 - HOSTUS-GLOBAL-AS HostUS, HK |
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.
- The nameservers are being operated from multiple domains (tele3.cz, tele3.eu, tele3.us).
DNS records: 100%
Our scans detected the following publicly available DNS records.
| Record | TTL | Value | |
|---|---|---|---|
| A | radeksprta.eu | 1h | 51.15.102.98 |
| AAAA | radeksprta.eu | 1h | 2001:bc8:4700:2500::209 |
| CAA | radeksprta.eu | 1h |
0 iodef "mailto:[email protected]" 0 issue "letsencrypt.org" |
| DNSKEY | radeksprta.eu | 1h |
ZSK | ECDSA Curve P-384 with SHA-384 | wMUHCPhRPIDbPX2DjZkcpqruJgbjopTNJNesFZlwbp8b7B+NE2ixnE8X IykRslftqvaWzrRqPodlpYYUu/eDaF8eySw4wg196G5S/lOCPxNpwGg+ /jBtHuimijBSaSC2 KSK | ECDSA Curve P-384 with SHA-384 | KcQLiJh/xgs8ljE0tgkTt/3TlYEAb89Ng1YCRBFoS1OGVfOGduqQpDTx qQA9LvjpzJBPvRtbJPuy/72ZsItKRZ4UDUkG9zde+sNXcOa/v+kS0kUA ylBbSix0XFH3AXW3 |
| MX | radeksprta.eu | 1h | 10 mail.protonmail.ch. |
| NS | radeksprta.eu | 1h |
ns1.tele3.cz. ns2.tele3.cz. ns3.tele3.eu. ns4.tele3.us. |
| SOA | radeksprta.eu | 1h | ns1.tele3.cz. root.tele3.cz. 1571085597 28800 7200 1209600 43200 |
| TXT | radeksprta.eu | 1h |
"protonmail-verification=de53dd1db1044aec4c333caef472ef36588eab32" "v=spf1 ip4:51.15.102.98 ip4:80.211.208.74 ip6:2001:bc8:4700:2500::10b ip6:2001:15e8:110:4f4a::1 include:_spf.protonmail.ch mx ~all" |
| TXT | _dmarc.radeksprta.eu | 1h | "v=DMARC1\; p=none\; rua=mailto:[email protected]" |
| A | backup.radeksprta.eu | 1h | 163.172.157.214 |
| AAAA | backup.radeksprta.eu | 1h | 2001:bc8:4400:2b00::24:30b |
| A | dns.radeksprta.eu | 1h | 80.211.208.74 |
| AAAA | dns.radeksprta.eu | 1h | 2001:15e8:110:4f4a::1 |
| CNAME | monitor.radeksprta.eu | 1h | radeksprta.eu. |
| CNAME | stats.radeksprta.eu | 1h | radeksprta.eu. |
| CNAME | www.radeksprta.eu | 1h | radeksprta.eu. |
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.
- You have DMARC records configured, but the "p=none" policy only triggers reports to your e-mail address, the receiver is instructed to not take actions.
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 "radeksprta.eu" 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.
- 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.