DNS Report: nwpu.edu.cn

Generated: 2026-08-11T15:01:54-05:00

69/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 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 records20/203 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 certificate55/55245 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/1.1 412 Precondition Failed
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
202.117.80.233
202.117.80.223
AAAA
CNAME
;; communications error to 69.64.44.20#53: timed out
MX
;; communications error to 69.64.44.20#53: timed out
5 mx-nwpu-edu-cn.icoremail.net.
10 mailgw.nwpu.edu.cn.
TXT
"qqmail-site-verification=1d4beb28a1720d79c0e9ac71827a731f2bd2e789e83"
"MS=E87247DC21BB002631C161294996188538CD77BA"
"v=spf1 ip4:202.117.80.4 ip4:202.117.80.121 ip4:202.117.80.74 ip4:202.117.80.75 a:hwp1.icoremail.net include:spf.icoremail.net -all"
NS
dns2.nwpu.edu.cn.
dns1.nwpu.edu.cn.
dns3.nwpu.edu.cn.
dns.nwpu.edu.cn.
SOA
;; communications error to 69.64.44.20#53: timed out
;; communications error to 69.64.44.50#53: timed out
; <<>> DiG 9.18.39-0ubuntu0.22.04.4-Ubuntu <<>> nwpu.edu.cn SOA +short +time=1 +tries=1
;; global options: +cmd
;; no servers could be reached
CAA
;; communications error to 69.64.44.20#53: timed out
DS
DNSKEY
;; communications error to 69.64.44.20#53: timed out
;; communications error to 69.64.44.50#53: timed out
; <<>> DiG 9.18.39-0ubuntu0.22.04.4-Ubuntu <<>> nwpu.edu.cn DNSKEY +short +time=1 +tries=1
;; global options: +cmd
;; no servers could be reached
RRSIG
NSEC
;; communications error to 69.64.44.20#53: timed out
;; communications error to 69.64.44.50#53: timed out
; <<>> DiG 9.18.39-0ubuntu0.22.04.4-Ubuntu <<>> nwpu.edu.cn NSEC +short +time=1 +tries=1
;; global options: +cmd
;; no servers could be reached
NSEC3
;; communications error to 69.64.44.20#53: timed out
;; communications error to 69.64.44.50#53: timed out
; <<>> DiG 9.18.39-0ubuntu0.22.04.4-Ubuntu <<>> nwpu.edu.cn NSEC3 +short +time=1 +tries=1
;; global options: +cmd
;; no servers could be reached
SRV
;; communications error to 69.64.44.20#53: timed out
NAPTR
TLSA
;; communications error to 69.64.44.20#53: timed out
SSHFP
;; communications error to 69.64.44.20#53: timed out
;; communications error to 69.64.44.50#53: timed out
; <<>> DiG 9.18.39-0ubuntu0.22.04.4-Ubuntu <<>> nwpu.edu.cn SSHFP +short +time=1 +tries=1
;; global options: +cmd
;; no servers could be reached