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73
Total
70
DNS
70
Email
77
Security
20
Network
100
Availability
Domainyouzan.com
IPv41
IPv60
MX records2
StatusActive
Domain technical report

智能CRM管理系统, 营销自动化解决方案 - 有赞科技

youzan.com

客户关系管理(CRM)帮零售品牌管理客户关系，用营销自动化软件、智能运营系统，提高销售和利润率。有赞帮助60万+品牌，赋能228万销售和导购，在线管理5.6亿客户关系。免费试用全渠道CRM管理系统。

Generated: 2026-08-09T18:08:38-05:00 · Cached result

JSONCSVPDFVisit site
IPv41
IPv60
MX2
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

!
IPv6 (AAAA)0 / 10 pts · Dns

0 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

2 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

✓
DMARC25 / 25 pts · Mail

DMARC policy published.

!
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

141 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers12 / 35 pts · Security

3 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 connectivity0 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓
HTTP response40 / 40 pts · Availability

HTTP/2 200

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)
120.53.206.134

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

2 record(s)
10 mxbiz2.qq.com.
5 mxbiz1.qq.com.

TXT

3 record(s)
"v=spf1 include:spf.mail.qq.com -all"
"google-site-verification=BaWpJbXP_MgEi_f9vRPR2t6XM8rSXcHs_cg5cnEjWqM"
"OSSRH-90404"

NS

2 record(s)
ns4.dnsv5.com.
ns3.dnsv5.com.

SOA

1 record(s)
ns3.dnsv5.com. enterprise3dnsadmin.dnspod.com. 1784972977 3600 180 1209600 180

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

1 record(s)
\000.youzan.com. A NS SOA MX TXT AAAA SRV RRSIG NSEC DNSKEY SVCB HTTPS CAA

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

0 record(s)
—

Not configured

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 include:spf.mail.qq.com -all

DMARC

Configured
v=DMARC1; p=quarantine; rua=mailto:mailauth-reports@qq.com

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
智能CRM管理系统, 营销自动化解决方案 - 有赞科技
Description
客户关系管理(CRM)帮零售品牌管理客户关系，用营销自动化软件、智能运营系统，提高销售和利润率。有赞帮助60万+品牌，赋能228万销售和导购，在线管理5.6亿客户关系。免费试用全渠道CRM管理系统。
Final URL
https://www.youzan.com/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.youzan.com/
Version
3
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
sslTrus
CN
*.youzan.com
Valid from
2025-11-26T18:00:00-06:00
Valid until
2026-12-28T17:59:59-06:00
Days remaining
141
Protocol
TLSv1.2
Cipher
ECDHE-RSA-CHACHA20-POLY1305

Security headers

3 active
✓
HSTSImplemented
—
Content Security PolicyNot detected
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
—
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
120.53.206.134
75,87 ms
Cloudflare
1.1.1.1
120.53.206.134
74,56 ms
Quad9
9.9.9.9
120.53.206.134
98,23 ms
OpenDNS
208.67.222.222
120.53.206.134
352,87 ms
AdGuard
94.140.14.14
120.53.206.134
69,52 ms

IP, geolocation and ASNAssociated network information

120.53.206.134

Identified
success
Yes
country
China
country_code
CN
region
Beijing
city
Beijing
latitude
39.904201
longitude
116.4069126
asn
45090
organization
Shandong Servsd Technology Co. Ltd.
isp
Shenzhen Tencent Computer Systems Company Limited
timezone
Asia/Shanghai

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

mxbiz2.qq.com

Port 25: Closed/unreachable - 29.6 ms - 
Port 465: Closed/unreachable - 4050.2 ms - 
Port 587: Closed/unreachable - 4047.6 ms -

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