Domain technical report
yealink.com
yealink.com
IPv41
IPv60
MX4
NS2
Analyze any domain
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50
Total
70
DNS
90
Email
0
Security
20
Network
60
Availability
Domainyealink.com
IPv41
IPv60
MX records4
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
2 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 policy0 / 5 pts · Dns
Certificate authority restriction.
DNS propagation10 / 10 pts · Dns
Agreement between public resolvers.
MX records20 / 20 pts · Mail
4 MX record(s).
SPF25 / 25 pts · Mail
SPF policy published.
DMARC25 / 25 pts · Mail
DMARC policy published.
DKIM20 / 20 pts · Mail
A DKIM selector was verified.
MTA-STS0 / 5 pts · Mail
Mail transport policy.
TLS-RPT0 / 5 pts · Mail
TLS reporting policy.
Valid TLS certificate0 / 55 pts · Security
No valid certificate was retrieved.
Certificate lifetime0 / 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 response0 / 40 pts · Availability
No successful HTTP response.
HTTPS final URL20 / 20 pts · Availability
Final URL uses HTTPS.
DNS and emailPublished records and email configuration
A
1 record(s)203.107.60.192
AAAA
0 record(s)—
Not configured
CNAME
0 record(s)—
Not configured
MX
4 record(s)20 mailgw02.yealink-inc.com. 30 mailrelay-site.yealink-inc.com. 10 mailgw01.yealink-inc.com. 35 mailgwga.yealink-inc.com.
TXT
15 record(s)"nz8kg0a6ilBFTyfaNdvZBBOAfbeSKLL1R3mcYd3mGqilDf4y4bQ4l0UsWPOBW5waLhjylL4Qi+wNwjjRGJHYJg==" "76f099ad0f520f0437c4cdd01c4df8e729cd64fd3aca5c0c30c03785718da40a" "google-gws-recovery-domain-verification=62894274" "MS=ms86847095" "google-site-verification=BaEHnmaiZpxdEZjlqdkJ3OR7bZ1XZY0xEPG3oBkJGgU" "MS=ms18242556" "MS=ms60595295" "6a884fbcfaa47997bf213e48bd6811cd8da4c44324fb9604f18cc7db10583aef" "36d98058215c211b1eeb0f0e2b70db1328de9a3ebf26dfe25e8dc13f2568a7a1" "MS=ms21013977" "v=spf1 ip4:183.251.103.224 ip4:183.251.103.225 ip4:117.28.234.35 include:_s.corp-email.com include:spf.protection.outlook.com include:amazonses.com include:wm.spf.ntesmail.com include:245523412.spf10.hubspotemail.net -all" "zoho-verification=zb59804266.zmverify.zoho.com" "9f3bf278ec5b895ed0c546e82e3629566263db8e1d9d93462868ad05bfbd26f8" "ms-domain-verification=a98c1f4d-6058-43be-90cc-952d861e7603" "410bbe74966d4096b5e8a74ed267edfda348d2ac730e8225bbe6e173865126d6"
NS
2 record(s)vip3.alidns.com. vip4.alidns.com.
SOA
1 record(s)vip3.alidns.com. hostmaster.hichina.com. 2025121015 3600 1200 86400 600
CAA
0 record(s)—
Not configured
DS
0 record(s)—
Not configured
DNSKEY
0 record(s)—
Not configured
RRSIG
1 record(s);; communications error to 69.64.44.20#53: timed out
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 ip4:183.251.103.224 ip4:183.251.103.225 ip4:117.28.234.35 include:_s.corp-email.com include:spf.protection.outlook.com include:amazonses.com include:wm.spf.ntesmail.com include:245523412.spf10.hubspotemail.net -all
DMARC
Configuredv=DMARC1; p=none; fo=1; ruf=mailto:dmarc@yealink.com; rua=mailto:dmarc_report@yealink.com
DKIM
Selector defaultv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv/DhJIV0xTJJGxN6KJnD+pNhuaC7sh2ScJPTujZoCxGpJdQVvK0mEIKdNMXBkC+Saj244RVwjbt308/BxPmWGEh4upRANnPdU0ygQk6ga2Lr5ZM20yFNbI0hM9nrtos8tKMjkA8O9rKKtyUDP64rQNMRdOLm6pcF+zesRCjRbI5OFKOeqh0X2SCzdeK1nkUSQEg7Rc+Ttkj17//PaT4EBDqF3Ijh08CtDQzbzUL6iYYmntLXvslJ/SiL8IJ45NkiKROqsVsdRVjKKSIu+DH+wmrDZ6b+v5Z8x+x8G6JL66FbX0TJumP8O9jOrGPjA9OXIQnk+MudQ4CT0w5wRfugAwIDAQAB
Analyzed webpageMetadata and HTTP response
Title and description
No dataTitle
Description
Final URL
https://yealink.com/
HTTP status
HTTP
Status
Final URL
https://yealink.com/
Version
0
Server
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
UnavailableAvailable
No
Issuer
CN
Valid from
Valid until
Days remaining
Protocol
Cipher
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
8.8.8.8203.107.60.192
172,72 ms
Cloudflare
1.1.1.1203.107.60.192
45,96 ms
Quad9
9.9.9.9203.107.60.192
43,84 ms
OpenDNS
208.67.222.222203.107.60.192
60,03 ms
AdGuard
94.140.14.14203.107.60.192
255,65 ms
IP, geolocation and ASNAssociated network information
203.107.60.192
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
mailgw02.yealink-inc.com
Port 25: Closed/unreachable - 156.1 ms - Port 465: Closed/unreachable - 4239.1 ms - Port 587: Closed/unreachable - 4018.3 ms -