Domain technical report
service.weibo.com
service.weibo.com
IPv42
IPv60
MX2
NS0
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60
Total
70
DNS
70
Email
65
Security
35
Network
40
Availability
Domainservice.weibo.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 redundancy0 / 20 pts · Dns
0 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).
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
105 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 response0 / 40 pts · Availability
HTTP/1.1 404 Not Found
HTTPS final URL0 / 20 pts · Availability
Final URL is not HTTPS.
DNS and emailPublished records and email configuration
A
3 record(s)weibo.com. 36.51.224.126 36.51.224.123
AAAA
1 record(s)weibo.com.
CNAME
1 record(s)weibo.com.
MX
2 record(s)weibo.com. 10 mx.sina.net.
TXT
3 record(s)weibo.com. "v=spf1 include:spf.weibo.com -all" "google-site-verification=P4n0nSkaw97YPTZ_JTcVtmAnD8TzURwDaqKi8WGZSb4"
NS
0 record(s)—
Not configured
SOA
2 record(s)weibo.com. ns1.sina.com.cn. zhihao.staff.sina.com.cn. 1 28800 7200 604800 600
CAA
1 record(s)weibo.com.
DS
1 record(s)weibo.com.
DNSKEY
1 record(s)weibo.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 <<>> service.weibo.com NSEC +short +time=1 +tries=1 ;; global options: +cmd ;; no servers could be reached
NSEC3
1 record(s)weibo.com.
SRV
1 record(s)weibo.com.
NAPTR
1 record(s)weibo.com.
TLSA
1 record(s)weibo.com.
SSHFP
1 record(s)weibo.com.
SPF
Configuredv=spf1 include:spf.weibo.com -all
DMARC
Configuredv=DMARC1; p=none;
DKIM
Not found—
Not configured
Analyzed webpageMetadata and HTTP response
Title and description
No dataTitle
Description
Final URL
https://service.weibo.com/
HTTP status
HTTP
Status
HTTP/1.1 404 Not Found
Final URL
http://service.t.sina.com.cn/
Version
2
Server
SHANHAI-SERVER
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
DigiCert, Inc.
CN
weibo.cn
Valid from
2026-05-06T19:00:00-05:00
Valid until
2026-11-21T17:59:59-06:00
Days remaining
105
Protocol
TLSv1.2
Cipher
ECDHE-ECDSA-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
8.8.8.836.51.224.123, 36.51.224.126
254,67 ms
Cloudflare
1.1.1.136.51.224.123, 36.51.224.126
593,74 ms
Quad9
9.9.9.936.51.224.123, 36.51.224.126
483,05 ms
OpenDNS
208.67.222.22236.51.224.123, 36.51.224.126
216,79 ms
AdGuard
94.140.14.1436.51.224.123, 36.51.224.126
506,31 ms
IP, geolocation and ASNAssociated network information
36.51.224.126
No datasuccess
No
country
region
city
asn
organization
isp
36.51.224.123
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
weibo.com
Port 25: Closed/unreachable - 204.5 ms - Port 465: Closed/unreachable - 4017.6 ms - Port 587: Closed/unreachable - 4020 ms -