DNS Report: zulip.com

Generated: 2026-08-12T08:39:12-05:00

90/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/306 IPv4 address(es) detected.
OKIPv6 (AAAA)10/106 IPv6 address(es) detected.
OKName server redundancy20/204 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 records20/205 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 certificate55/55205 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers19/355 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: ec2-98-85-29-90.compute-1.amazonaws.com
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA 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
98.85.29.90
98.95.244.83
107.21.148.168
34.198.85.174
52.7.187.7
107.22.210.127
AAAA
2600:1f18:414:db16:8299:980f:c2c0:7c40
2600:1f18:414:db32:6d34:fa2f:19e0:e78c
2600:1f18:414:db64:dcaa:70da:e5b1:1207
2600:1f18:414:db00:67ba:dcd1:fcfc:9dd4
2600:1f18:414:db80:f503:33ee:360d:c86d
2600:1f18:414:db48:b337:f5f0:200f:f83b
CNAME
MX
5 alt2.aspmx.l.google.com.
1 aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
10 aspmx2.googlemail.com.
10 aspmx3.googlemail.com.
TXT
"google-site-verification=PM2i77lQZbZ41LSxXD5v4y7g7CE0LFXdJdYy3ejfuow"
"abuseipdb-verification=zuewz0Gw"
"google-site-verification=3Es_BXEZ7HqL0XycxzjS9N4GQcC6k7dG4DPaxvl-WUQ"
"google-site-verification=9Jv0wj8luedHthbKsLItU6B2HpdPeynsMOD41km1VqY"
"v=spf1 include:_spf.google.com include:amazonses.com include:mailgun.org -all"
"MS=A39F8513BE669C8E81B8A81F4623ACA149454E87"
NS
ns-1206.awsdns-22.org.
ns-1854.awsdns-39.co.uk.
ns-806.awsdns-36.net.
ns-427.awsdns-53.com.
SOA
ns-806.awsdns-36.net. awsdns-hostmaster.amazon.com. 2021022301 7200 900 1209600 86400
CAA
0 issue "letsencrypt.org"
0 issue "amazontrust.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP