DNS Report: nixos.org

Generated: 2026-08-10T00:54:10-05:00

81/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/203 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5553 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: acd89244c803f7181.awsglobalaccelerator.com
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
99.83.231.61
75.2.60.5
AAAA
CNAME
MX
10 umbriel.nixos.org.
TXT
"google-site-verification=Pm5opvmNjJOwdb7JnuVJ_eFBPaZYWNcAavY-08AJoGc"
"apple-domain-verification=OvacO4lGB9A6dBFg"
"v=spf1 a:umbriel.nixos.org -all"
"brevo-code:f580a125e215ecb440363a15cdf47a17"
NS
ns-177-a.gandi.net.
ns-161-c.gandi.net.
ns-61-b.gandi.net.
SOA
ns1.gandi.net. hostmaster.gandi.net. 1785974400 10800 3600 604800 10800
CAA
128 issue "letsencrypt.org"
128 iodef "mailto:infra+caa@nixos.org"
128 issuewild ";"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP