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Total

100

DNS

Email

Security

Network

100

Availability

Domainworkercn.cn

IPv41

IPv61

MX records1

StatusActive

Domain technical report

中工网_亿万职工的网上家园

workercn.cn

中工网创办于2008年。是由中华全国总工会主管主办、工人日报社领导和管理的大型综合性中央新闻网站。

Generated: 2026-08-10T14:04:16-05:00 · Cached result

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IPv41

IPv61

MX1

NS5

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

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

✓

SOA record10 / 10 pts · Dns

Authoritative zone record.

✓

DNSSEC chain15 / 15 pts · Dns

DS and DNSKEY detected.

✓

CAA policy5 / 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

122 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers12 / 35 pts · Security

3 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: ;; communications error to 69.64.44.20#53: timed out

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 response40 / 40 pts · Availability

HTTP/1.1 200 OK

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)

workercn.cn.wswebpic.com.
138.113.128.20

AAAA

2 record(s)

workercn.cn.wswebpic.com.
2607:3f40:ff08::33

CNAME

1 record(s)

workercn.cn.wswebpic.com.

MX

1 record(s)

workercn.cn.wswebpic.com.

TXT

1 record(s)

"v=spf1 include:spf.163.com -all"

NS

5 record(s)

ns2.wscvdns.com.
ns3.wscvdns.com.
ns4.wscvdns.com.
ns1.wscvdns.com.
ns5.wscvdns.com.

SOA

1 record(s)

workercn.cn.wswebpic.com.

CAA

1 record(s)

workercn.cn.wswebpic.com.

DS

1 record(s)

workercn.cn.wswebpic.com.

DNSKEY

1 record(s)

workercn.cn.wswebpic.com.

RRSIG

0 record(s)

—

Not configured

NSEC

5 record(s)

;; 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 <<>> workercn.cn NSEC +short +time=1 +tries=1
;; global options: +cmd
;; no servers could be reached

NSEC3

1 record(s)

workercn.cn.wswebpic.com.

SRV

1 record(s)

workercn.cn.wswebpic.com.

NAPTR

1 record(s)

workercn.cn.wswebpic.com.

TLSA

1 record(s)

workercn.cn.wswebpic.com.

SSHFP

1 record(s)

workercn.cn.wswebpic.com.

SPF

Configured

v=spf1 include:spf.163.com -all

DMARC

Not configured

—

Not configured

DKIM

Not found

—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

中工网_亿万职工的网上家园

Description

中工网创办于2008年。是由中华全国总工会主管主办、工人日报社领导和管理的大型综合性中央新闻网站。

Final URL

https://www.workercn.cn/

HTTP status

200

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://www.workercn.cn/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

DigiCert, Inc.

*.workercn.cn

Valid from

2026-05-25T19:00:00-05:00

Valid until

2026-12-10T17:59:59-06:00

Days remaining

122

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

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

138.113.128.20

225,22 ms

Cloudflare

1.1.1.1

138.113.128.20

952,61 ms

Quad9

9.9.9.9

138.113.128.20

201,22 ms

OpenDNS

208.67.222.222

138.113.128.20

1.482,03 ms

AdGuard

94.140.14.14

138.113.128.20

844,80 ms

IP, geolocation and ASNAssociated network information

138.113.128.20

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

workercn.cn.wswebpic.com

Port 25: Closed/unreachable - 1.2 ms - 
Port 465: Closed/unreachable - 21.4 ms - 
Port 587: Closed/unreachable - 12.2 ms -

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