DNS report for debian.org

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

The following nameservers are available and responding correctly for DNS queries for your domain debian.org.

Nameserver IP address(es) SOA serial
dns4.easydns.info. 64.68.197.10
2620:49:4::10
2019020731
nsp.dnsnode.net. 194.58.198.32
2a01:3f1:3032::53
2019020731
sec1.rcode0.net. 192.174.68.100
2001:67c:1bc::100
2019020731
sec2.rcode0.net. 176.97.158.100
2001:67c:10b8::100
2019020731

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
dns4.easydns.info. 64.68.197.10
2620:49:4::10
79ms
81ms
nsp.dnsnode.net. 194.58.198.32
2a01:3f1:3032::53
37ms
33ms
sec1.rcode0.net. 192.174.68.100
2001:67c:1bc::100
7ms
5ms
sec2.rcode0.net. 176.97.158.100
2001:67c:10b8::100
7ms
4ms

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 dns4.easydns.info. (64.68.197.10) 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 dns4.easydns.info. (2620:49:4::10) replied in a reasonable time.
  • Nameserver nsp.dnsnode.net. (194.58.198.32) replied quickly (< 50ms).
  • Nameserver nsp.dnsnode.net. (2a01:3f1:3032::53) replied in a reasonable time.
  • Nameserver sec1.rcode0.net. (192.174.68.100) replied quickly (< 50ms).
  • Nameserver sec1.rcode0.net. (2001:67c:1bc::100) replied in a reasonable time.
  • Nameserver sec2.rcode0.net. (176.97.158.100) replied quickly (< 50ms).
  • Nameserver sec2.rcode0.net. (2001:67c:10b8::100) replied in a reasonable time.

Resilience & Security: 100%

These are the locations and providers of your nameservers.

Nameserver Location ISP
dns4.easydns.info. IPv4: CA
IPv6: CA
AS16686 - EDNS - easyDNS Technologies, Inc., CA
AS16686 - EDNS - easyDNS Technologies, Inc., CA
nsp.dnsnode.net. IPv4: SE
IPv6: SE
AS56908 - NETNOD-NDS $Id: aut-num_AS56908,v 1.1 2016/03/07 11:15:51 mem Exp $, SE
AS56908 - NETNOD-NDS $Id: aut-num_AS56908,v 1.1 2016/03/07 11:15:51 mem Exp $, SE
sec1.rcode0.net. IPv4: AT
IPv6: AT
AS1921 - NICAT NIC.at head office Salzburg, AT
AS1921 - NICAT NIC.at head office Salzburg, AT
sec2.rcode0.net. IPv4: AT
IPv6: AT
AS207021 - RCODEZERO-ANYCAST-SEC2, AT
AS207021 - RCODEZERO-ANYCAST-SEC2, AT

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 (easydns.info, dnsnode.net, rcode0.net).

DNS records: 100%

Our scans detected the following publicly available DNS records.

Record TTL Value
A debian.org 5m 128.31.0.62
130.89.148.14
149.20.4.15
5.153.231.4
AAAA debian.org 5m 2001:41c8:1000:21::21:4
2001:4f8:1:c::15
2001:67c:2564:a119::148:14
CAA debian.org 28800s 0 iodef "mailto:dsa@debian.org"
128 issue "amazon.com"
128 issue "letsencrypt.org"
128 issuewild "\;"
DNSKEY debian.org 28800s ZSK | RSA/SHA-256 | AwEAAayz+2c0mJhaPtBcKxu+7NGQZJwzi06DAEZjmmCMeCTeomoGI/5L wl94o7v5lsRIscM6f21LvAWe86zVF1Rc4o5vKn81Ji9hxuUrgPFk/qps Lts2zkIIfArGUxjebeBfoltOe7IAQjqv8iDuGQpZEZrr8CfZTOmkgBf0 oYw4Us+pGrWhKUJnYXwzINGxiVkeddxKwx1QY5LqvyE+04nNoEMIUUCt Z94xdDBGgTn1jIhVuHLhG0rxccAnTFt39VaOLw==

ZSK | RSA/SHA-256 | AwEAAdooyuAHfWSs9P+vG5FKuoMtuEykW3qF9eOBN6O/7oTCVx6wgaer +zVrVLSncqSoj+yUF70lNVDYX2JXm/nmbDEAn5nC1sF4QobLKbVYRzBK MJZk/g5AWnaYNILjHAR5+EgALjhxHgj9DJPv8pDDeXW3NKDfE8THlSnR 8+RaxNhvqN6P6yeLbg5XXGg5V6toli0mUsEVOZMT4K7jEtlO5KGVPQO8 Ne0lKC6f3CNEFI5TuM/erSQkT/aAd8pBfj8CLw==

KSK | RSA/SHA-256 | AwEAAZflF9r8K60yHUuMz+z5DAq7TYGg2Km6mHAKGKHMfZnP8RdygFda 7Rj1l7g38OIfXvMwhYyN5yCLetGW43i2v1a7ZRapI6JX3p1LFOptSqyC IzSSDK+//yC/+7b0QVyGVsXausIVlkytQiPe8i3RD1D6YhHnL5cH/BZD oBAfPPtsaUxTYwG5LPfaj++1OvOkv0mlnbixhrtPlrNHRRthVTAycVIh x1KsAml0YZ13NGjb2vHO0nZbpcF9OgIQNZ2mkATC9+ekvy3eulyQ3j3g b+bCSr3ToPHw8qOn7gwB7kyfFITQq0YkoakdreB3py+/jpJ3Wev15zE8 /OqULQCJ33k=
MX debian.org 28800s 0 mailly.debian.org.
0 muffat.debian.org.
NS debian.org 28800s dns4.easydns.info.
nsp.dnsnode.net.
sec1.rcode0.net.
sec2.rcode0.net.
SOA debian.org 1h denis.debian.org. hostmaster.debian.org. 2019020731 1800 600 1814400 600
TXT debian.org 28800s "google-site-verification=loe-ysjvPgopd0fB1ptQlg6Fy0OppGRCHTAKLZ8BdF4"
SRV _sips._tcp.debian.org 1h 0 1 5061 vogler.debian.org.
SRV _stun._udp.debian.org 1h 0 1 3478 vogler-ipv4.debian.org.
SRV _xmpp-client._tcp.debian.org 1h 5 0 5222 vogler.debian.org.
SRV _xmpp-server._tcp.debian.org 1h 5 0 5269 vogler.debian.org.
A db.debian.org 1h 82.195.75.106
AAAA db.debian.org 1h 2001:41b8:202:deb:1a1a:0:52c3:4b6a
CNAME dns.debian.org 1h denis.debian.org.
A ftp.debian.org 5m 130.89.148.12
AAAA ftp.debian.org 5m 2001:67c:2564:a119::148:12
CNAME git.debian.org 1h cgi-grnet-01.debian.org.
CNAME jenkins.debian.org 1h jerea.debian.org.
CNAME ssh.debian.org 1h paradis2.debian.org.
CNAME wiki.debian.org 1h wilder.debian.org.

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 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.

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • The root DNS records points to multiple IPs using Round Robin.
  • 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.
  • 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.
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