Domain technical report
百度一下
m.baidu.com
全球最大的中文搜索引擎、致力于让网民更便捷地获取信息，找到所求。百度超过千亿的中文网页数据库，可以瞬间找到相关的搜索结果。
IPv42
IPv60
MX2
NS2
Analyze any domain
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67
Total
90
DNS
20
Email
65
Security
35
Network
100
Availability
Domainm.baidu.com
IPv42
IPv60
MX records2
StatusActive
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
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
2 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
167 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 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/1.1 200 OK
HTTPS final URL20 / 20 pts · Availability
Final URL uses HTTPS.
DNS and emailPublished records and email configuration
A
4 record(s)wap.n.shifen.com. wap.wshifen.com. 103.235.46.92 103.235.46.39
AAAA
2 record(s)wap.n.shifen.com. wap.wshifen.com.
CNAME
1 record(s)wap.n.shifen.com.
MX
2 record(s)wap.n.shifen.com. wap.wshifen.com.
TXT
2 record(s)wap.n.shifen.com. wap.wshifen.com.
NS
2 record(s)wap.n.shifen.com. wap.wshifen.com.
SOA
2 record(s)wap.n.shifen.com. wap.wshifen.com.
CAA
2 record(s)wap.n.shifen.com. wap.wshifen.com.
DS
2 record(s)wap.n.shifen.com. wap.wshifen.com.
DNSKEY
2 record(s)wap.n.shifen.com. wap.wshifen.com.
RRSIG
0 record(s)—
Not configured
NSEC
0 record(s)—
Not configured
NSEC3
2 record(s)wap.n.shifen.com. wap.wshifen.com.
SRV
2 record(s)wap.n.shifen.com. wap.wshifen.com.
NAPTR
2 record(s)wap.n.shifen.com. wap.wshifen.com.
TLSA
2 record(s)wap.n.shifen.com. wap.wshifen.com.
SSHFP
2 record(s)wap.n.shifen.com. wap.wshifen.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
百度一下
Description
全球最大的中文搜索引擎、致力于让网民更便捷地获取信息，找到所求。百度超过千亿的中文网页数据库，可以瞬间找到相关的搜索结果。
Final URL
https://m.baidu.com/
HTTP status
200
HTTP
Status
HTTP/1.1 200 OK
Final URL
https://m.baidu.com/
Version
2
Server
apache
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
GlobalSign nv-sa
CN
baidu.com
Valid from
2026-07-08T21:32:55-05:00
Valid until
2027-01-23T20:32:55-06:00
Days remaining
167
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES128-GCM-SHA256
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
8.8.8.82.294,95 ms
Cloudflare
1.1.1.1103.235.46.39, 103.235.46.92
309,23 ms
Quad9
9.9.9.9103.235.46.39, 103.235.46.92
288,32 ms
OpenDNS
208.67.222.222103.235.46.39, 103.235.46.92
495,22 ms
AdGuard
94.140.14.14103.235.46.39, 103.235.46.92
739,40 ms
IP, geolocation and ASNAssociated network information
103.235.46.92
No datasuccess
No
country
region
city
asn
organization
isp
103.235.46.39
No datasuccess
No
country
region
city
asn
organization
isp
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
wap.n.shifen.com
Port 25: Closed/unreachable - 1.2 ms - Port 465: Closed/unreachable - 4017 ms - Port 587: Closed/unreachable - 4020 ms -