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73
Total
70
DNS
70
Email
69
Security
35
Network
100
Availability
Domaincoze.cn
IPv42
IPv60
MX records3
StatusActive
Domain technical report

扣子 - AI办公助手一站式平台 - 扣子提供AI写作|PPT|表格|设计|播客|生图

coze.cn

扣子是强大的AI办公助手，基于Agent技术，集成了AI写作、AI PPT生成、AI表格处理、AI设计、AI播客、AI生图与AI视频等全功能。扣子助力财经分析、市场营销等多场景办公任务自动化，全面提升工作效率。

Generated: 2026-08-11T23:10:29-05:00 · Cached result

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IPv42
IPv60
MX3
NS5

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

!
IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

5 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

3 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

157 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers4 / 35 pts · Security

1 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓
IPv4 diversity35 / 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

2 record(s)
111.62.49.199
121.30.176.143

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

3 record(s)
1 mx1.feishu.cn.
10 mx3.feishu.cn.
5 mx2.feishu.cn.

TXT

2 record(s)
"v=spf1 +include:_netblocks.m.feishu.cn -all"
"verification-code-site-App_feishu=icMEHcSZQtjHEcWJNaNa"

NS

5 record(s)
ns-mobile.volc-dns.com.
ns-telecom.volc-dns.net.
ns-unicom.volc-dns.com.
ns2.volc-dns.net.
ns1.volc-dns.com.

SOA

1 record(s)
ns1.volc-dns.com. dnsadmin.bytedance.com. 2024011114 3600 1200 86400 300

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

0 record(s)
—

Not configured

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 +include:_netblocks.m.feishu.cn -all

DMARC

Configured
v=DMARC1;p=none;ruf=mailto:dmarcrp@gmail.com;rua=mailto:dmarcrp@gmail.com

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
扣子 - AI办公助手一站式平台 - 扣子提供AI写作|PPT|表格|设计|播客|生图
Description
扣子是强大的AI办公助手，基于Agent技术，集成了AI写作、AI PPT生成、AI表格处理、AI设计、AI播客、AI生图与AI视频等全功能。扣子助力财经分析、市场营销等多场景办公任务自动化，全面提升工作效率。
Final URL
https://www.coze.cn/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.coze.cn/
Version
3
Server
volc-dcdn
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
DigiCert Inc
CN
*.coze.cn
Valid from
2026-01-16T18:00:00-06:00
Valid until
2027-01-16T17:59:59-06:00
Days remaining
157
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

1 active
✓
HSTSImplemented
—
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
111.62.49.199, 121.30.176.143
262,47 ms
Cloudflare
1.1.1.1
111.62.49.199, 121.30.176.143
247,82 ms
Quad9
9.9.9.9
111.62.49.199, 121.30.176.143
281,01 ms
OpenDNS
208.67.222.222
111.62.49.199, 121.30.176.143
1.051,49 ms
AdGuard
94.140.14.14
111.62.49.199, 121.30.176.143
277,11 ms

IP, geolocation and ASNAssociated network information

111.62.49.199

No data
success
No
country
region
city
asn
organization
isp

121.30.176.143

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.216.212
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

mx1.feishu.cn

Port 25: Closed/unreachable - 22.6 ms - 
Port 465: Closed/unreachable - 4041.2 ms - 
Port 587: Closed/unreachable - 4020.4 ms -

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