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63
Total
80
DNS
45
Email
65
Security
55
Network
60
Availability
Domainhust.edu.cn
IPv41
IPv61
MX records1
StatusActive
Domain technical report

华中科技大学

hust.edu.cn

华中科技大学

Generated: 2026-08-09T23:30:53-05:00 · Cached result

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IPv41
IPv61
MX1
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

1 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

2 NS record(s); 2 or more required.

✓
SOA record10 / 10 pts · Dns

Authoritative zone record.

!
DNSSEC chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

!
CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

1 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

!
DMARC0 / 25 pts · Mail

DMARC policy not found.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

153 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

!
HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

i
IPv4 diversity20 / 35 pts · Network

Two or more IPv4 addresses receive full points.

✓
IPv6 connectivity35 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

!
HTTP response0 / 40 pts · Availability

HTTP/1.1 500 Internal Server Error

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)
202.114.0.245

AAAA

1 record(s)
2001:250:4000:2000::245

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
2 mail.hust.edu.cn.

TXT

2 record(s)
"MS=ms89869629" "include:spf.icoremail.net"
"v=spf1 ip4:113.57.228.210 ip4:111.175.187.190 ip4:202.114.0.240 ip4:111.175.187.188 ip4:111.175.187.189 ip4:111.175.187.182 ip4:202.114.0.230 ip4:202.114.0.231 ip6:2001:250:4000:826E:6EAE:8BFF:FE1D:9D2A include:spf.icoremail.net -all"

NS

2 record(s)
dns1.hust.edu.cn.
dns2.hust.edu.cn.

SOA

1 record(s)
202.114.0.131.hust.edu.cn. admin.example.com. 2100007589 10800 900 604800 86400

CAA

0 record(s)
—

Not configured

DS

0 record(s)
—

Not configured

DNSKEY

0 record(s)
—

Not configured

RRSIG

0 record(s)
—

Not configured

NSEC

0 record(s)
—

Not configured

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

1 record(s)
;; communications error to 69.64.44.20#53: timed out

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 ip4:113.57.228.210 ip4:111.175.187.190 ip4:202.114.0.240 ip4:111.175.187.188 ip4:111.175.187.189 ip4:111.175.187.182 ip4:202.114.0.230 ip4:202.114.0.231 ip6:2001:250:4000:826E:6EAE:8BFF:FE1D:9D2A include:spf.icoremail.net -all

DMARC

Not configured
—

Not configured

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
华中科技大学
Description
华中科技大学
Final URL
https://hust.edu.cn/
HTTP status
206

HTTP

Status
HTTP/1.1 500 Internal Server Error
Final URL
https://hust.edu.cn/
Version
2
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
WoTrus CA Limited
CN
*.hust.edu.cn
Valid from
2025-12-09T18:00:00-06:00
Valid until
2027-01-10T17:59:59-06:00
Days remaining
153
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES256-GCM-SHA384

Security headers

0 active
—
HSTSNot detected
—
Content Security PolicyNot detected
—
X-Content-Type-OptionsNot detected
—
X-Frame-OptionsNot detected
—
Referrer PolicyNot detected
—
Permissions PolicyNot detected
—
Cross-Origin-Opener-PolicyNot detected
—
Cross-Origin-Embedder-PolicyNot detected
—
Cross-Origin-Resource-PolicyNot detected

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
202.114.0.245
40,29 ms
Cloudflare
1.1.1.1
202.114.0.245
764,78 ms
Quad9
9.9.9.9
202.114.0.245
431,47 ms
OpenDNS
208.67.222.222
202.114.0.245
752,29 ms
AdGuard
94.140.14.14
202.114.0.245
1.892,66 ms

IP, geolocation and ASNAssociated network information

202.114.0.245

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No

SMTPEmail port connectivity

mail.hust.edu.cn

Port 25: Closed/unreachable - 2 ms - 
Port 465: Closed/unreachable - 234.9 ms - 
Port 587: Closed/unreachable - 4002.3 ms -

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