DNS Report: jianshu.com

Generated: 2026-08-08T23:45:29-05:00

66/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/202 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 MX record(s).
OKSPF25/25SPF policy published.
ERRORDMARC0/25DMARC policy not found.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5591 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
WARNINGIPv4 diversity20/35Two 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
47.251.58.39
AAAA
CNAME
MX
0 jianshu-com.mail.protection.partner.outlook.cn.
TXT
"google-site-verification=6ARJIxhZLIgZT7J8MZkENr5mR0-CqshgzYyA3r3jBWU"
"v=spf1 include:spf.protection.partner.outlook.cn -all"
"MS=ms95641435"
NS
vip4.alidns.com.
vip3.alidns.com.
SOA
vip3.alidns.com. hostmaster.hichina.com. 2025121015 3600 1200 86400 600
CAA
DS
DNSKEY
RRSIG
;; communications error to 69.64.44.20#53: timed out
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP