Is Blackboardcdn Down?

blackboardcdn.com
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Blackboardcdn
is
▲ UP 100.0% confident
Last check: 3 days ago · Jul 04, 2026 08:48 UTC
2
Passed
1
Failed
3
Methods
Bot Traffic
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MTI Verification Status

Live status from our automated multi-method verification engine.

Overall Status UP
Last Checked Tue, Jun 30, 2026 6:24 PM
Confidence 100.0%
Checks Passed 2
Checks Failed 1
Methods Run 3
SSL Grade B
SSL Expires 93 days
Check Results
2
Checks Passed
1
Checks Failed
3
Methods Run
Latest Method Results
HTTP Check
FAILED
HTTP 403 in 386ms
386ms
SSL/TLS Handshake
PASSED
SSL OK (B) in 64ms
B · 93d
IP: 18.165.53.96
64ms
TCP Connection
PASSED
TCP blackboardcdn.com:443 OK in 40ms
IP: 18.165.53.96
40ms
Historical Checks

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MTI Verification Details
Method Status Details
curl_http FAILED HTTP 403 in 386ms
tcp_connect PASSED TCP blackboardcdn.com:443 OK in 40ms
ssl_handshake PASSED SSL OK (B) in 64ms
Company Details
Company Blackboardcdn
Domain blackboardcdn.com
Type Unknown
Monitored Not Monitored
Recent Uptime Checks
Check Time Status Response Method Output
Jun 08 19:22:12 DOWN 403 388ms curl_http HTTP 403 in 388ms
Jun 08 19:22:13 UP 65ms ssl_handshake SSL OK (B) in 65ms
Jun 08 19:22:13 UP 35ms tcp_connect TCP blackboardcdn.com:443 OK in 35ms
Jun 08 19:22:13 UP N/A verification_summary N/A
Jun 11 23:12:17 DOWN 403 367ms curl_http HTTP 403 in 367ms
Jun 11 23:12:17 UP 104ms ssl_handshake SSL OK (B) in 104ms
Jun 11 23:12:17 UP 55ms tcp_connect TCP blackboardcdn.com:443 OK in 55ms
Jun 11 23:12:17 UP N/A verification_summary N/A
Jun 30 18:24:13 DOWN 403 386ms curl_http HTTP 403 in 386ms
Jun 30 18:24:15 UP 64ms ssl_handshake SSL OK (B) in 64ms
Jun 30 18:24:15 UP 40ms tcp_connect TCP blackboardcdn.com:443 OK in 40ms
Jun 30 18:24:16 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.
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