Zoom
is
▲ UP
100.0% confident
Last check: 3 weeks ago
·
Jul 22, 2026 21:41 UTC
MTI Verification Status
Live status from our automated multi-method verification engine.
| Overall Status | UP |
|---|---|
| Last Checked | Thu, Jun 25, 2026 4:03 AM |
| Confidence | 100.0% |
| Checks Passed | 2 |
| Checks Failed | 1 |
| Methods Run | 3 |
| SSL Grade | B |
| SSL Expires | 230 days |
Check Results
2
Checks Passed
1
Checks Failed
3
Methods Run
Latest Method Results
HTTP Check
FAILED
HTTP 503 in 2423ms
2423ms
TCP Connection
PASSED
TCP zoom.com.cn:443 OK in 344ms
IP: 221.122.89.250
344ms
SSL/TLS Handshake
PASSED
SSL OK (B) in 1602ms
B · 230d
IP: 221.122.63.49
1602ms
Historical Checks
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MTI Verification Details
| Method | Status | Details |
|---|---|---|
curl_http |
FAILED | HTTP 503 in 2423ms |
tcp_connect |
PASSED | TCP zoom.com.cn:443 OK in 344ms |
ssl_handshake |
PASSED | SSL OK (B) in 1602ms |
Company Details
| Company | Zoom |
|---|---|
| Domain | zoom.com.cn |
| Type | Unknown |
| Monitored | Not Monitored |
Recent Uptime Checks
| Check Time | Status | Response | Method | Output |
|---|---|---|---|---|
| Jun 10 13:43:59 | DOWN 503 | 2457ms | curl_http | HTTP 503 in 2457ms |
| Jun 10 13:44:00 | UP | 361ms | tcp_connect | TCP zoom.com.cn:443 OK in 361ms |
| Jun 10 13:44:01 | UP | 1437ms | ssl_handshake | SSL OK (B) in 1437ms |
| Jun 10 13:44:01 | UP | N/A | verification_summary | N/A |
| Jun 25 04:03:44 | DOWN 503 | 2423ms | curl_http | HTTP 503 in 2423ms |
| Jun 25 04:03:45 | UP | 344ms | tcp_connect | TCP zoom.com.cn:443 OK in 344ms |
| Jun 25 04:03:46 | UP | 1602ms | ssl_handshake | SSL OK (B) in 1602ms |
| Jun 25 04:03:47 | UP | N/A | verification_summary | N/A |
Verticals Health
| Signal | Status | UP | DOWN | UNC | UNK | Total | |
|---|---|---|---|---|---|---|---|
| NTP ntp_servers | NONE | 0 | 0 | 0 | 0 | 0 | |
| DNS dns_servers | NONE | 0 | 0 | 0 | 0 | 0 | |
| VPN vpn_servers | NONE | 0 | 0 | 0 | 0 | 0 | |
| SMTP smtp_servers | NONE | 0 | 0 | 0 | 0 | 0 | |
| HTTP http_servers | NONE | 0 | 0 | 0 | 0 | 0 | |
| SSH ssh_servers | NONE | 0 | 0 | 0 | 0 | 0 | |
| WHOIS whois_lookups | NONE | 0 | 0 | 0 | 0 | 0 | |
| CT ct_certificates | NONE | 0 | 0 | 0 | 0 | 0 | |
| Tor tor_relays | N/A | 0 | 0 | 0 | 0 | 0 | |
| Overall | NO DATA | 0 | 0 | 0 | 0 | 0 | |
NTP
ntp_servers
NONE
0UP
0DN
0UN
0UK
0Σ
View NTP
DNS
dns_servers
NONE
0UP
0DN
0UN
0UK
0Σ
View DNS
VPN
vpn_servers
NONE
0UP
0DN
0UN
0UK
0Σ
View VPN
SMTP
smtp_servers
NONE
0UP
0DN
0UN
0UK
0Σ
View SMTP
HTTP
http_servers
NONE
0UP
0DN
0UN
0UK
0Σ
View HTTP
SSH
ssh_servers
NONE
0UP
0DN
0UN
0UK
0Σ
View SSH
WHOIS
whois_lookups
NONE
0UP
0DN
0UN
0UK
0Σ
View WHOIS
CT
ct_certificates
NONE
0UP
0DN
0UN
0UK
0Σ
View CT
Tor
tor_relays
N/A
0UP
0DN
0UN
0UK
0Σ
View Tor
Overall
all 9 verticals
NO DATA
0UP
0DN
0UN
0UK
0Σ
UNCERTAIN = data source temporarily unavailable. DOWN = target unreachable.