DNS report for dataschool.io

This report was generated 1 week ago. Refresh?
A
Connectivity
100%
Performance
100%
Resilience & Security
71%
DNS records
100%
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Connectivity: 100%

The following nameservers are available and responding correctly for DNS queries for your domain dataschool.io.

Nameserver IP address(es) SOA serial
ns1.iwantmyname.net. 62.116.159.99
2001:4178:3:a357:62:116:159:99
2018092004
ns2.iwantmyname.net. 217.160.113.131
2001:8d8:580:401:217:160:113:131
2018092004
ns3.iwantmyname.net. 89.146.248.96
2a01:130:2000:118:89:146:248:96
2018092004
ns4.iwantmyname.net. 74.208.254.95
2607:f1c0:849:fe00:74:208:254:95
2018092004

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.iwantmyname.net. 62.116.159.99
2001:4178:3:a357:62:116:159:99
22ms
23ms
ns2.iwantmyname.net. 217.160.113.131
2001:8d8:580:401:217:160:113:131
14ms
15ms
ns3.iwantmyname.net. 89.146.248.96
2a01:130:2000:118:89:146:248:96
8ms
12ms
ns4.iwantmyname.net. 74.208.254.95
2607:f1c0:849:fe00:74:208:254:95
138ms
120ms

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.

  • Nameserver ns4.iwantmyname.net. (74.208.254.95) 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.iwantmyname.net. (62.116.159.99) replied quickly (< 50ms).
  • Nameserver ns1.iwantmyname.net. (2001:4178:3:a357:62:116:159:99) replied in a reasonable time.
  • Nameserver ns2.iwantmyname.net. (217.160.113.131) replied quickly (< 50ms).
  • Nameserver ns2.iwantmyname.net. (2001:8d8:580:401:217:160:113:131) replied in a reasonable time.
  • Nameserver ns3.iwantmyname.net. (89.146.248.96) replied quickly (< 50ms).
  • Nameserver ns3.iwantmyname.net. (2a01:130:2000:118:89:146:248:96) replied in a reasonable time.
  • Nameserver ns4.iwantmyname.net. (2607:f1c0:849:fe00:74:208:254:95) replied in a reasonable time.

Resilience & Security: 71%

These are the locations and providers of your nameservers.

Nameserver Location ISP
ns1.iwantmyname.net. IPv4: DE
IPv6: DE
AS15456 - INTERNETX-AS, DE
AS15456 - INTERNETX-AS, DE
ns2.iwantmyname.net. IPv4: DE
IPv6: DE
AS8560 - ONEANDONE-AS Brauerstrasse 48, DE
AS8560 - ONEANDONE-AS Brauerstrasse 48, DE
ns3.iwantmyname.net. IPv4: DE
IPv6: DE
AS8495 - INTERNET_AG Frankfurt-Munich-Stuttgart-Amsterdam-London, DE
AS8495 - INTERNET_AG Frankfurt-Munich-Stuttgart-Amsterdam-London, DE
ns4.iwantmyname.net. IPv4: US
IPv6: US
AS8560 - ONEANDONE-AS Brauerstrasse 48, DE
AS8560 - ONEANDONE-AS Brauerstrasse 48, DE

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.
  • All the nameservers are being operated from a single domain (iwantmyname.net). If that domain gets compromised or goes offline, the DNS will be unavailable. Consider spreading the nameservers across multiple domains.

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.

DNS records: 100%

Our scans detected the following publicly available DNS records.

Record TTL Value
A dataschool.io 1h 62.116.130.8
MX dataschool.io 1h 10 aspmx.l.google.com.
20 alt1.aspmx.l.google.com.
20 alt2.aspmx.l.google.com.
30 aspmx2.googlemail.com.
30 aspmx3.googlemail.com.
30 aspmx4.googlemail.com.
30 aspmx5.googlemail.com.
NS dataschool.io 24h ns1.iwantmyname.net.
ns2.iwantmyname.net.
ns3.iwantmyname.net.
ns4.iwantmyname.net.
SOA dataschool.io 1h ns1.iwantmyname.net. hostmaster.iwantmyname.com. 2018092004 86400 7200 3600000 3600
TXT dataschool.io 1h "google-site-verification=akPRa2fWZwgKlb96DS1mXHfegGFkjfu3uOP7HGjuX1o"
"v=spf1 include:_spf.google.com include:spf.discoursehosting.com ~all"
SRV _jabber._tcp.dataschool.io 1h 20 0 5269 xmpp-server1.l.google.com.
20 0 5269 xmpp-server2.l.google.com.
20 0 5269 xmpp-server3.l.google.com.
20 0 5269 xmpp-server4.l.google.com.
5 0 5269 xmpp-server.l.google.com.
SRV _xmpp-server._tcp.dataschool.io 1h 20 0 5269 xmpp-server1.l.google.com.
20 0 5269 xmpp-server2.l.google.com.
20 0 5269 xmpp-server3.l.google.com.
20 0 5269 xmpp-server4.l.google.com.
5 0 5269 xmpp-server.l.google.com.
CNAME calendar.dataschool.io 1h ghs.googlehosted.com.
CNAME forum.dataschool.io 1h dataschool.discoursehosting.net.
CNAME mail.dataschool.io 1h ghs.googlehosted.com.
CNAME www.dataschool.io 1h dataschool.ghost.io.

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 DMARC records have been found. Consider configuring DMARC for improved e-mail authentication.
  • No IPv6 record has been found on the zone apex (dataschool.io). 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 records have 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.
  • Found a root (apex) DNS record.
  • Found a www DNS record.
  • The active nameservers match the NS records.
  • The DNS records appear to be RFC compliant.
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