Domain technical report
海外推广 - 全球海外推广公司 - 杭州信马科技有限公司
sirmar.com
海外推广服务商杭州信马科技有限公司，专注中小企业海外推广，提供专业的外贸营销推广，外贸网站推广服务。咨询热线:0571-28973189
IPv41
IPv60
MX1
NS4
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66
Total
75
DNS
45
Email
65
Security
20
Network
100
Availability
Domainsirmar.com
IPv41
IPv60
MX records1
StatusActive
DiagnosticsMain findings and recommendations
IPv4 (A)30 / 30 pts · Dns
1 IPv4 address(es) detected.
IPv6 (AAAA)0 / 10 pts · Dns
0 IPv6 address(es) detected.
Name server redundancy20 / 20 pts · Dns
4 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 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
164 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 diversity20 / 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
1 record(s)121.196.51.255
AAAA
0 record(s)—
Not configured
CNAME
0 record(s)—
Not configured
MX
1 record(s)10 mx.ym.163.com.
TXT
1 record(s)"v=spf1 include:spf.163.com ~all"
NS
4 record(s)ns4.35.net. ns3.35.net. ns1.35.net. ns2.35.net.
SOA
1 record(s)ns1.35.net. dnsconct.myhostadmin.net. 2025052813 3600 300 1209600 3600
CAA
1 record(s);; communications error to 69.64.44.20#53: timed out
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
Configuredv=spf1 include:spf.163.com ~all
DMARC
Not configured—
Not configured
DKIM
Not found—
Not configured
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
海外推广 - 全球海外推广公司 - 杭州信马科技有限公司
Description
海外推广服务商杭州信马科技有限公司，专注中小企业海外推广，提供专业的外贸营销推广，外贸网站推广服务。咨询热线:0571-28973189
Final URL
https://sirmar.com/
HTTP status
200
HTTP
Status
HTTP/1.1 200 OK
Final URL
https://sirmar.com/
Version
2
Server
Microsoft-IIS/8.5
X-Powered-By
ASP.NET
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
TuringSign Global SA
CN
sirmar.com
Valid from
2026-07-06T21:34:16-05:00
Valid until
2027-01-21T20:34:16-06:00
Days remaining
164
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES256-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
8.8.8.8121.196.51.255
1.297,33 ms
Cloudflare
1.1.1.1121.196.51.255
506,12 ms
Quad9
9.9.9.9121.196.51.255
293,49 ms
OpenDNS
208.67.222.222121.196.51.255
985,10 ms
AdGuard
94.140.14.14121.196.51.255
304,11 ms
IP, geolocation and ASNAssociated network information
121.196.51.255
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
mx.ym.163.com
Port 25: Closed/unreachable - 243.1 ms - Port 465: Closed/unreachable - 294.1 ms - Port 587: Closed/unreachable - 221.3 ms - 220 gyproxy-mx0-ym-entmail-virt204.gy.ntes ESMTP ready