Domain technical report
比特网
chinabyte.com
比特网是中国第一家IT互联网媒体，创建于1997年初。我们的使命和愿景是：让科技成为一种生活方式！ChinaByte引领科技产业风向，聚焦产业互联网和数字时代的科技创新，连接C-Level、IT-manager等企业级用户，创造内容和服务的新价值。
IPv40
IPv60
MX1
NS2
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47
Total
60
DNS
20
Email
65
Security
0
Network
60
Availability
Domainchinabyte.com
IPv40
IPv60
MX records1
StatusActive
DiagnosticsMain findings and recommendations
IPv4 (A)0 / 30 pts · Dns
0 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 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).
SPF0 / 25 pts · Mail
SPF policy not found.
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
171 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.
IPv4 diversity0 / 35 pts · Network
Two or more IPv4 addresses receive full points.
IPv6 connectivity0 / 35 pts · Network
AAAA availability.
DNS resolution0 / 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
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 <<>> chinabyte.com A +short +time=1 +tries=1 ;; global options: +cmd ;; no servers could be reached
AAAA
2 record(s);; communications error to 69.64.44.20#53: timed out source.cdn.yesky.com.
CNAME
1 record(s)source.cdn.yesky.com.
MX
1 record(s)source.cdn.yesky.com.
TXT
1 record(s)source.cdn.yesky.com.
NS
2 record(s)dns10.hichina.com. dns9.hichina.com.
SOA
1 record(s)source.cdn.yesky.com.
CAA
1 record(s)source.cdn.yesky.com.
DS
1 record(s)source.cdn.yesky.com.
DNSKEY
1 record(s)source.cdn.yesky.com.
RRSIG
0 record(s)—
Not configured
NSEC
1 record(s);; communications error to 69.64.44.20#53: timed out
NSEC3
1 record(s)source.cdn.yesky.com.
SRV
1 record(s)source.cdn.yesky.com.
NAPTR
1 record(s)source.cdn.yesky.com.
TLSA
1 record(s)source.cdn.yesky.com.
SSHFP
1 record(s)source.cdn.yesky.com.
SPF
Not configured—
Not configured
DMARC
Not configured—
Not configured
DKIM
Not found—
Not configured
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
比特网
Description
比特网是中国第一家IT互联网媒体，创建于1997年初。我们的使命和愿景是：让科技成为一种生活方式！ChinaByte引领科技产业风向，聚焦产业互联网和数字时代的科技创新，连接C-Level、IT-manager等企业级用户，创造内容和服务的新价值。
Final URL
https://www.chinabyte.com/
HTTP status
200
HTTP
Status
HTTP/2 200
Final URL
https://www.chinabyte.com/
Version
3
Server
nginx
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
sslTrus Inc.
CN
*.chinabyte.com
Valid from
2026-07-14T19:00:00-05:00
Valid until
2027-01-29T17:59:59-06:00
Days remaining
171
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES256-GCM-SHA384
Security headers
0 activeHSTSNot 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
ConsistentConsistent propagation
5 public resolvers queried.
ResolverServerResultLatency
Google
8.8.8.8120.48.6.179
328,28 ms
Cloudflare
1.1.1.1120.48.6.179
555,08 ms
Quad9
9.9.9.9120.48.6.179
750,46 ms
OpenDNS
208.67.222.222120.48.6.179
2.003,53 ms
AdGuard
94.140.14.14120.48.6.179
312,05 ms
IP, geolocation and ASNAssociated network information
Visitor information
Visitorip
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
source.cdn.yesky.com
Port 25: Closed/unreachable - 1.8 ms - Port 465: Closed/unreachable - 4021.1 ms - Port 587: Closed/unreachable - 4021.1 ms -